Senior Systems Administrator Jobs in Virginia
Senior Systems Administrator jobs in Virginia are among the most active in the Mid-Atlantic, concentrated in defense contracting, federal civilian agencies, and the private-sector technology firms that cluster around them, with openings at every level from junior to senior engineer. Northern Virginia, Richmond, and Hampton Roads are the dominant hiring hubs, where employers like Leidos, Booz Allen Hamilton, and General Dynamics Information Technology maintain large, established workforces of systems administrators. The most in-demand specialties are Windows Server and Active Directory management, cloud infrastructure on AWS and Azure, and cybersecurity-adjacent system hardening for cleared environments. Find a role that fits below and apply directly.
Find JobsOverview
Open roles80
Top employerCACI International
Top cityChantilly, VA
Cities hiring33
Work type66% On-site
Top industryTechnology
Showing 5 of 80+ Senior Systems Administrator jobs
Senior Systems Administrator (College Support)
We won't show you this job again
New 8h ago
Valiant Solutions, LLC
Senior Systems Administrator (College Support)
Springfield, Virginia
New 8h ago
ERP Systems Administrator (Business Analyst III)
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Added 2d ago
Fairfax County Government
ERP Systems Administrator (Business Analyst III)
Fairfax, Virginia
Added 2d ago
IT & Systems Administrator
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Added 2d ago
GoochlandCares
IT & Systems Administrator
Goochland, Virginia
Added 2d ago
Linux Systems Administrator - Junior
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Added 2d ago
Parsons
Linux Systems Administrator - Junior
Virginia
Added 2d ago
S
Senior Systems Administrator Secret or Top Secret Clearance
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S
Added 2d ago
S2i2 Inc
Senior Systems Administrator Secret or Top Secret Clearance
Arlington, Virginia
Added 2d ago
New 8h ago
Senior Systems Administrator (College Support)
Valiant Solutions, LLC·Springfield, Virginia
Job functions:
$91k - $131k/yr
Hybrid
ITIL Certification
51-200 employees
Job Description
Position Description:
The Senior Systems Administrator will join a program providing User-facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of user-facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission.
Named one of the Washington Business Journal’s Best Places to Work every year since 2014, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
Location: Springfield, VA
Required Clearance: TS/SCI with the ability to obtain and maintain a CI Polygraph.
Required Education and Certifications:
Responsibilities:
The anticipated salary range for this position is $91,400 - $130,600. This range reflects Valiant Solutions' good-faith estimate of the base salary reasonably expected for this position upon hire, at the time of posting. The range has been established based on the scope of the role, market rates, and internal equity. Where a candidate falls within the posted range will depend on job-related factors, including relevant skills, experience, qualifications, achievements, education, geographic location, applicable security clearance requirements, additional corporate responsibilities, and other legitimate, non-discriminatory business considerations. The posted range does not guarantee an offer at any particular salary. In addition to base salary, this position includes the benefits described above.
Remote Work Policy (Remote and Hybrid Positions Only)
Equal Employment Opportunity
Physical Demands
Authorization to Share Resume and Personal Information
#LI-WM1
Valiant Solutions is seeking a Sr. Systems Administrator to join our rapidly growing, innovative team!
The Senior Systems Administrator will join a program providing User-facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of user-facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission.
Named one of the Washington Business Journal’s Best Places to Work every year since 2014, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
Location: Springfield, VA
Required Clearance: TS/SCI with the ability to obtain and maintain a CI Polygraph.
Required Education and Certifications:
- Bachelor's Degree or an equivalent combination of years of experience and education.
- Security+ or CASP+.
- ITIL v4 Foundations.
Required Skills:
- 8+ years of experience.
Knowledge or experience in one or more of the following areas:
- Thin-client environments using Virtual Desktop Infrastructure (VDI) technology.
- Windows 7, Windows 10, and Windows 11.
- Citrix, Systems Management Server (SMS), and Microsoft Endpoint Configuration Manager (SCCM).
-
End-user hardware, including:
- Thin clients and monitors.
- Keyboard, video, and mouse (KVM) equipment.
- Printers, plotters, and print-server configurations.
- VoIP phones.
- Desktop image management.
- Home-directory and user-profile support.
- Email support services.
- Software support services.
- Excellent troubleshooting capabilities.
- Strong verbal and written communication skills.
- Ability to consistently document completed work.
- Strong work ethic and attention to detail.
- Effective time-management skills and the flexibility to meet changing job requirements.
- Ability to move and lift computers, printers, monitors, and other hardware.
- Team-oriented approach with a willingness to share knowledge and learn from others.
Responsibilities:
- Serves as the client College liaison for events involving UDS IT equipment or requiring UDS technical support.
-
Facilitates meetings and regularly engages with customers and senior leadership to:
- Address IT-related questions and concerns.
- Coordinate emerging customer requirements, classes, and events.
- Provide situational awareness regarding upcoming system maintenance and technology refresh efforts affecting NGA College classrooms and spaces.
- Independently develops technical solutions involving software, hardware, system configurations, and architecture.
- Interprets and resolves moderately complex system-related matters.
- Troubleshoots highly complex hardware and software issues.
- Performs advanced software installations and upgrades involving operating systems and layered software packages.
- Monitors and tunes systems to achieve optimal performance.
- Guides less-experienced personnel on workstation and server data integrity and implements standard hardware and software solutions.
- Leads complex data and media recovery efforts, including scheduled system backups and database archive operations.
- Evaluates existing systems and develops long-term improvement strategies.
- Configures and maintains networked computer systems, including hardware, operating systems, software, and applications.
- Conducts advanced hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
- Maintains inventory records for UDS-deployed software and end-user devices.
- Uses Cisco TMS to facilitate VTC calls.
- Communicates effectively with technical employees, nontechnical colleagues, customers, and senior leaders.
- Trains end users on the proper use of hardware and software, including large-group training when necessary.
- Coaches and reviews the work of less-experienced professionals.
- Serves as a team or task leader without direct personnel-management responsibilities.
- Establishes operational plans and manages large projects with limited managerial oversight.
- Provides after-hours support and weekend coverage for missions, programs, and special projects when required.
About Valiant Solutions
Valiant Solutions delivers cybersecurity and IT services to federal civilian, defense, and national security customers nationwide. We support the full cyber lifecycle, from secure system design and accreditation through AI-enabled operations, threat emulation, and continuous improvement, across classified and unclassified environments. Our work is independently certified for quality and security, including CMMI, CMMC, and ISO certifications.
Valiant is a multi-year Washington Business Journal Best Places to Work winner, and our growth and cyber leadership have been recognized by Washington Technology, Northern Virginia Technology Council, and the Triangle Business Journal. We offer strong benefits, rewards for earning industry certifications, and room to grow your career as we grow. Headquartered in McLean, Virginia, our distributed workforce supports customers from coast to coast. We go where the stakes are highest, and the margin for error is zero. If you want meaningful work alongside talented professionals, apply today.
Benefits Snapshot
Valiant takes care of the people who support our customers, with real choices in coverage and real investment in your career. Eligible full-time employees receive:
- A choice of medical plans, from an affordable HSA option to a full-featured PPO, with generous company contributions
- Dental and vision coverage for you and your family
- Company-paid life, short-term disability, and long-term disability insurance
- Optional supplemental life, accident, and critical illness coverage to round out your protection
- 401(k) retirement plan with company match
- Paid time off that grows with your years of service, plus paid federal holidays
- Paid certifications, professional development, and the Valiant University training portal
- Flexible spending accounts and a wellness and fitness program
- Referral bonuses when you help us bring great people to Valiant
Benefit eligibility and plan details are subject to the terms of each plan and may change from time to time.
The anticipated salary range for this position is $91,400 - $130,600. This range reflects Valiant Solutions' good-faith estimate of the base salary reasonably expected for this position upon hire, at the time of posting. The range has been established based on the scope of the role, market rates, and internal equity. Where a candidate falls within the posted range will depend on job-related factors, including relevant skills, experience, qualifications, achievements, education, geographic location, applicable security clearance requirements, additional corporate responsibilities, and other legitimate, non-discriminatory business considerations. The posted range does not guarantee an offer at any particular salary. In addition to base salary, this position includes the benefits described above.
Remote Work Policy (Remote and Hybrid Positions Only)
Remote work necessitates a high level of trust in our employees. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that aligns with those of their coworkers and Valiant's clients. In alignment with Valiant's inclusive and engaging environment, cameras are encouraged and can be required to be on during virtual video conferences. Additionally, in alignment with the Office of the Inspector General’s effort to eliminate conflicting employment, all Valiant employees are required to disclose any current or future outside employment engagements. During onboarding and throughout employment, employees must disclose any current activities or intent to engage in outside employment or other professional activities and obtain written approval. Employees may not solicit or conduct any outside business during core business hours for Valiant Solutions and our clients.
Equal Employment Opportunity
Valiant Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, age, disability, genetic information, marital status, protected veteran status, or any other characteristic protected by federal, state, or local law. Valiant Solutions provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation during the application or hiring process, please contact hr@valiantsolutions.com.
Physical Demands
Sitting or standing at a desk for prolonged periods and consistently operating a computer. Frequent communication and exchanging of accurate information via electronic communication, phones, and in person. Occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.
Authorization to Share Resume and Personal Information
By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates, and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education, and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.
#LI-WM1
Valiant Solutions, LLC
Senior Systems Administrator (College Support)
Springfield, Virginia
New 8h ago51-200 employees
Job functions:
$91k - $131k/yr
Hybrid
ITIL Certification
Job Description
Position Description:
The Senior Systems Administrator will join a program providing User-facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of user-facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission.
Named one of the Washington Business Journal’s Best Places to Work every year since 2014, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
Location: Springfield, VA
Required Clearance: TS/SCI with the ability to obtain and maintain a CI Polygraph.
Required Education and Certifications:
Responsibilities:
The anticipated salary range for this position is $91,400 - $130,600. This range reflects Valiant Solutions' good-faith estimate of the base salary reasonably expected for this position upon hire, at the time of posting. The range has been established based on the scope of the role, market rates, and internal equity. Where a candidate falls within the posted range will depend on job-related factors, including relevant skills, experience, qualifications, achievements, education, geographic location, applicable security clearance requirements, additional corporate responsibilities, and other legitimate, non-discriminatory business considerations. The posted range does not guarantee an offer at any particular salary. In addition to base salary, this position includes the benefits described above.
Remote Work Policy (Remote and Hybrid Positions Only)
Equal Employment Opportunity
Physical Demands
Authorization to Share Resume and Personal Information
#LI-WM1
Valiant Solutions is seeking a Sr. Systems Administrator to join our rapidly growing, innovative team!
The Senior Systems Administrator will join a program providing User-facing and Data Center Services supporting an Intelligence Community customer. All the personnel on the team will work together to support innovative design, engineering, procurement, implementation, operations, sustainment, and disposal of user-facing and data center information technology (IT) services on multiple networks and security domains, at multiple locations worldwide, to support the IC mission.
Named one of the Washington Business Journal’s Best Places to Work every year since 2014, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!
Location: Springfield, VA
Required Clearance: TS/SCI with the ability to obtain and maintain a CI Polygraph.
Required Education and Certifications:
- Bachelor's Degree or an equivalent combination of years of experience and education.
- Security+ or CASP+.
- ITIL v4 Foundations.
Required Skills:
- 8+ years of experience.
Knowledge or experience in one or more of the following areas:
- Thin-client environments using Virtual Desktop Infrastructure (VDI) technology.
- Windows 7, Windows 10, and Windows 11.
- Citrix, Systems Management Server (SMS), and Microsoft Endpoint Configuration Manager (SCCM).
-
End-user hardware, including:
- Thin clients and monitors.
- Keyboard, video, and mouse (KVM) equipment.
- Printers, plotters, and print-server configurations.
- VoIP phones.
- Desktop image management.
- Home-directory and user-profile support.
- Email support services.
- Software support services.
- Excellent troubleshooting capabilities.
- Strong verbal and written communication skills.
- Ability to consistently document completed work.
- Strong work ethic and attention to detail.
- Effective time-management skills and the flexibility to meet changing job requirements.
- Ability to move and lift computers, printers, monitors, and other hardware.
- Team-oriented approach with a willingness to share knowledge and learn from others.
Responsibilities:
- Serves as the client College liaison for events involving UDS IT equipment or requiring UDS technical support.
-
Facilitates meetings and regularly engages with customers and senior leadership to:
- Address IT-related questions and concerns.
- Coordinate emerging customer requirements, classes, and events.
- Provide situational awareness regarding upcoming system maintenance and technology refresh efforts affecting NGA College classrooms and spaces.
- Independently develops technical solutions involving software, hardware, system configurations, and architecture.
- Interprets and resolves moderately complex system-related matters.
- Troubleshoots highly complex hardware and software issues.
- Performs advanced software installations and upgrades involving operating systems and layered software packages.
- Monitors and tunes systems to achieve optimal performance.
- Guides less-experienced personnel on workstation and server data integrity and implements standard hardware and software solutions.
- Leads complex data and media recovery efforts, including scheduled system backups and database archive operations.
- Evaluates existing systems and develops long-term improvement strategies.
- Configures and maintains networked computer systems, including hardware, operating systems, software, and applications.
- Conducts advanced hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
- Maintains inventory records for UDS-deployed software and end-user devices.
- Uses Cisco TMS to facilitate VTC calls.
- Communicates effectively with technical employees, nontechnical colleagues, customers, and senior leaders.
- Trains end users on the proper use of hardware and software, including large-group training when necessary.
- Coaches and reviews the work of less-experienced professionals.
- Serves as a team or task leader without direct personnel-management responsibilities.
- Establishes operational plans and manages large projects with limited managerial oversight.
- Provides after-hours support and weekend coverage for missions, programs, and special projects when required.
About Valiant Solutions
Valiant Solutions delivers cybersecurity and IT services to federal civilian, defense, and national security customers nationwide. We support the full cyber lifecycle, from secure system design and accreditation through AI-enabled operations, threat emulation, and continuous improvement, across classified and unclassified environments. Our work is independently certified for quality and security, including CMMI, CMMC, and ISO certifications.
Valiant is a multi-year Washington Business Journal Best Places to Work winner, and our growth and cyber leadership have been recognized by Washington Technology, Northern Virginia Technology Council, and the Triangle Business Journal. We offer strong benefits, rewards for earning industry certifications, and room to grow your career as we grow. Headquartered in McLean, Virginia, our distributed workforce supports customers from coast to coast. We go where the stakes are highest, and the margin for error is zero. If you want meaningful work alongside talented professionals, apply today.
Benefits Snapshot
Valiant takes care of the people who support our customers, with real choices in coverage and real investment in your career. Eligible full-time employees receive:
- A choice of medical plans, from an affordable HSA option to a full-featured PPO, with generous company contributions
- Dental and vision coverage for you and your family
- Company-paid life, short-term disability, and long-term disability insurance
- Optional supplemental life, accident, and critical illness coverage to round out your protection
- 401(k) retirement plan with company match
- Paid time off that grows with your years of service, plus paid federal holidays
- Paid certifications, professional development, and the Valiant University training portal
- Flexible spending accounts and a wellness and fitness program
- Referral bonuses when you help us bring great people to Valiant
Benefit eligibility and plan details are subject to the terms of each plan and may change from time to time.
The anticipated salary range for this position is $91,400 - $130,600. This range reflects Valiant Solutions' good-faith estimate of the base salary reasonably expected for this position upon hire, at the time of posting. The range has been established based on the scope of the role, market rates, and internal equity. Where a candidate falls within the posted range will depend on job-related factors, including relevant skills, experience, qualifications, achievements, education, geographic location, applicable security clearance requirements, additional corporate responsibilities, and other legitimate, non-discriminatory business considerations. The posted range does not guarantee an offer at any particular salary. In addition to base salary, this position includes the benefits described above.
Remote Work Policy (Remote and Hybrid Positions Only)
Remote work necessitates a high level of trust in our employees. To ensure that employee performance does not suffer in a remote work environment, all employees who telecommute are expected to have a quiet and distraction-free workspace with adequate internet, dedicate their full attention and availability to their job duties during working hours, and maintain a schedule during core business hours that aligns with those of their coworkers and Valiant's clients. In alignment with Valiant's inclusive and engaging environment, cameras are encouraged and can be required to be on during virtual video conferences. Additionally, in alignment with the Office of the Inspector General’s effort to eliminate conflicting employment, all Valiant employees are required to disclose any current or future outside employment engagements. During onboarding and throughout employment, employees must disclose any current activities or intent to engage in outside employment or other professional activities and obtain written approval. Employees may not solicit or conduct any outside business during core business hours for Valiant Solutions and our clients.
Equal Employment Opportunity
Valiant Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, age, disability, genetic information, marital status, protected veteran status, or any other characteristic protected by federal, state, or local law. Valiant Solutions provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation during the application or hiring process, please contact hr@valiantsolutions.com.
Physical Demands
Sitting or standing at a desk for prolonged periods and consistently operating a computer. Frequent communication and exchanging of accurate information via electronic communication, phones, and in person. Occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.
Authorization to Share Resume and Personal Information
By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates, and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education, and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.
#LI-WM1
See All 80 Senior Systems Administrator Jobs in Virginia
Find roles in Virginia that match your experience and apply in just a few clicks.
Find JobsSenior Systems Administrator Jobs by City in Virginia
Where Virginia roles are concentrated, by current openings.
Chantilly
9 jobsArlington
8 jobsMcLean
5 jobsHerndon
5 jobsRichmond
5 jobsFort Belvoir
5 jobsSpringfield
4 jobsReston
3 jobsFairfax
3 jobsHampton
3 jobsSterling
3 jobsDahlgren
2 jobsQuantico
2 jobsAlexandria
2 jobsCharlottesville
2 jobsDulles
1 jobForest
1 jobLorton
1 jobVienna
1 jobRadford
1 jobSuffolk
1 jobManassas
1 jobGoochland
1 jobWarrenton
1 jobGlen Allen
1 jobMidlothian
1 jobPortsmouth
1 jobWinchester
1 jobCentreville
1 jobKing George
1 jobFalls Church
1 jobVirginia Beach
1 jobWallops Island
1 jobSenior Systems Administrator Job Market in Virginia
A snapshot from current Virginia openings, updated as new roles post.
Who's Hiring
Top Industries Hiring
- Technology & Software
- Consulting & Professional Services
What Virginia Employers Look For
The qualifications that appear most often in senior systems administrator jobs across Virginia.
- Active DoD security clearance or eligibility, required across many Northern Virginia federal contracts
- Five or more years managing Windows Server, Active Directory, and Group Policy in enterprise environments
- Experience with virtualization platforms such as VMware vSphere or Microsoft Hyper-V at scale
- Proficiency in scripting and automation using PowerShell, Bash, or Python for systems management
- Hands-on experience with cloud infrastructure in AWS, Azure, or hybrid on-premises environments
- Industry certifications such as CompTIA Security Plus, Microsoft Certified Systems Administrator, or RHCE
Senior Systems Administrator Jobs in Virginia: Frequently Asked Questions
How do you become a senior systems administrator in Virginia?
Virginia does not require a state-issued license to work as a senior systems administrator, so the path runs through education, certifications, and clearance. Most employers expect a bachelor's degree in information technology, computer science, or a related field, though an associate degree paired with strong certifications is accepted in many shops. Earning CompTIA Security Plus, Microsoft certifications, or a Red Hat credential signals readiness for senior roles, and obtaining a DoD security clearance dramatically expands opportunity across Northern Virginia's dense federal contractor market.
How much do senior systems administrators make in Virginia?
Senior systems administrators in Virginia earn a median of about $109,610 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $69,580 for the lowest 10% to over $170,110 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire senior systems administrators in Virginia?
Employers hiring senior systems administrators in Virginia right now include CACI International, Peraton, and SHR CONSULTING GROUP, based on current listings on Migrate Mate as of November 2026. Virginia's federal contracting ecosystem means many of the most consistent openings come from large defense and IT services firms holding long-term government contracts across Northern Virginia and the Hampton Roads corridor.
Which Virginia cities have the most senior systems administrator jobs?
Chantilly, Arlington, and McLean account for the largest share of senior systems administrator openings in Virginia. Northern Virginia dominates because of the concentration of federal agencies, defense contractors, and data centers in Fairfax, Tysons, and Reston, while Richmond draws from state government agencies and regional financial institutions, and Hampton Roads openings are largely tied to Naval Station Norfolk and the defense suppliers supporting it.
Are there remote senior systems administrator jobs in Virginia?
Yes, and more than many IT roles, though hands-on infrastructure work still requires on-site presence for a significant share of positions. About 34% of senior systems administrator openings tied to Virginia are remote or hybrid as of November 2026, reflecting how much of the work can be done over secure remote access. Cloud administration, monitoring, and scripting-heavy responsibilities are the functions most likely to appear in fully remote postings.
How can I get hired as a senior systems administrator in Virginia with little or no experience?
The most realistic entry path is a help-desk or IT support role at one of Virginia's large federal contractors or state agencies, which consistently hire at the junior level and promote from within. Employers like Leidos and Booz Allen Hamilton run associate and early-career IT programs that move candidates from desktop support into systems administration. Earning CompTIA A Plus and Network Plus before applying, and pursuing a DoD security clearance as early as possible, gives candidates a concrete edge over others without a formal administration background.
Where can I find and apply to senior systems administrator jobs in Virginia?
You can find and apply to senior systems administrator jobs in Virginia on Migrate Mate, which lists current openings tied to the state. Search the available roles, identify the positions that match your experience and clearance level, and apply directly to the ones that fit.
See All 80 Senior Systems Administrator Jobs in Virginia
Find roles in Virginia that match your experience and apply in just a few clicks.
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