Remote System Administrator Jobs
Remote system administrator jobs are open across the U.S. at remote-first firms, distributed tech teams, and cloud-native organizations in sectors from software and managed services to healthcare and financial technology. Employers hiring remotely right now include Resource Innovations, Horizon Industries, and Maximus. See the openings below and apply to the ones that match your experience.
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Senior System Administrator/Developer
Location: Remote, USA
Type - Future Opportunities - Proposal
Security Clearance: Must possess an active Secret Clearance.
_______________________________________________________________
Who we are:
Horizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area. Founded in 1996, Horizon Industries Limited (Horizon) has evolved into a company of highly qualified professionals that provides full-cycle IT Consultant and Management support in both the private and public sectors.
Horizon's culture is based on our core values, and we PRIDE ourselves on a diverse, employee, and family-centric approach.
Who we are looking for:
IDEAS is the Defense Information Systems Agency's Appian-based contract writing system, hosted in the Impact Level 5 Appian Government Cloud with a Data Integration layer in DISA's Stratus cloud. The Senior System Administrator is a Key Personnel position that owns system administration for IDEAS, keeps the environments patched, secure, and compliant, and serves as the named alternate to the ISSO for STIG, ACAS, and IAVA execution.
Responsibilities
- Own execution of system administration for IDEAS as Key Personnel, directing System Administrator support and coordinating with the Database Administrator and ISSO
- Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic in the Performance, Staging, and Development environments, including system builds and decommissions, user accounts, security groups, and file permissions
- In Staging and Production, administer application-layer components (Appian, Oracle applications, WebLogic) and submit Enterprise Change Requests to the Change Advisory Board and DISA OS, database, and web administration groups
- Test and document security patches for RHEL, Apache, Appian, Java, WebLogic, Oracle Service Bus, Tomcat, and ANT in lower environments using automated scripts, and schedule production deployment through the hosting provider's Application Service Interruption process
- Serve as the named alternate to the ISSO for STIG checklist reviews, ACAS and HBSS findings, IAVA remediation, and POA&M inputs
- Manage the DoD PKI certificate lifecycle, including certificate signing requests, installation, expiration tracking, Certificate Revocation List updates, and removal of expired or revoked certificates
- Automate log inspection with shell scripting and Splunk, and produce ranked "worst actor" risk and trend reports
- Keep server application components within two releases of the vendor baseline
- Produce and maintain System Administration documentation, SOPs, System Security Plan inputs, system diagrams, administration and troubleshooting guides, and lists of critical services
- Support the base-year effort to achieve and maintain Authority to Operate
Required Qualifications
- 10+ years of IT experience, including 5+ years administering Red Hat Enterprise Linux in production
- 5+ years administering Oracle WebLogic Server
- Experience patching, tuning, and securing Apache HTTP and Java applications
- Hands-on DISA STIG implementation, ACAS remediation, and IAVA compliance in a DoD Risk Management Framework environment
- DoD PKI and SSL/TLS certificate management
- Bash scripting for automation, and Splunk or a comparable log analysis tool
- Experience working through formal change control in a government-hosted environment
- Experience on at least two projects in a large organization administering, operating, maintaining, and securing a large-scale application
Preferred Qualifications
- Oracle Service Bus and Apache Tomcat administration
- Prior DISA experience, including the Stratus cloud or DISA hosting coordination
- Prior IDEAS support
- eMASS, HBSS/ENS, and IAVA workflow experience
- Familiarity with Appian Cloud administration
- RHCSA or RHCE certification
Why you will succeed at Horizon:
Horizon works at the forefront of new features and development practices and supports its employees in being trained and certified in the latest and greatest. As we continue to expand and grow the Horizon brand around the globe, we want to ensure that our team members are growing with us as you are a vital part of our success story. This is a great opportunity for us to invest in our employees by supporting you with the right skills and tools to be successful in your careers. .
Why you will love working with us/ Perks:
- A comprehensive benefits package including healthcare (medical, dental, vision, and disability)
- a 401k program where you are 100% vested from day one with an employer match after 90 days.
- an Educational Assistance program.
- a Student Loan Repayment Program
- Gym Reimbursement Program.
- Paid Time off
- Dynamics, passionate, multi-disciplinary team of creative minds to work with, and many more.
Horizon is an Equal Employment Opportunity employer, and it is our policy to consider all applicants for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.
EOE/Vet/Disabled
Senior System Administrator/Developer
Location: Remote, USA
Type - Future Opportunities - Proposal
Security Clearance: Must possess an active Secret Clearance.
_______________________________________________________________
Who we are:
Horizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area. Founded in 1996, Horizon Industries Limited (Horizon) has evolved into a company of highly qualified professionals that provides full-cycle IT Consultant and Management support in both the private and public sectors.
Horizon's culture is based on our core values, and we PRIDE ourselves on a diverse, employee, and family-centric approach.
Who we are looking for:
IDEAS is the Defense Information Systems Agency's Appian-based contract writing system, hosted in the Impact Level 5 Appian Government Cloud with a Data Integration layer in DISA's Stratus cloud. The Senior System Administrator is a Key Personnel position that owns system administration for IDEAS, keeps the environments patched, secure, and compliant, and serves as the named alternate to the ISSO for STIG, ACAS, and IAVA execution.
Responsibilities
- Own execution of system administration for IDEAS as Key Personnel, directing System Administrator support and coordinating with the Database Administrator and ISSO
- Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic in the Performance, Staging, and Development environments, including system builds and decommissions, user accounts, security groups, and file permissions
- In Staging and Production, administer application-layer components (Appian, Oracle applications, WebLogic) and submit Enterprise Change Requests to the Change Advisory Board and DISA OS, database, and web administration groups
- Test and document security patches for RHEL, Apache, Appian, Java, WebLogic, Oracle Service Bus, Tomcat, and ANT in lower environments using automated scripts, and schedule production deployment through the hosting provider's Application Service Interruption process
- Serve as the named alternate to the ISSO for STIG checklist reviews, ACAS and HBSS findings, IAVA remediation, and POA&M inputs
- Manage the DoD PKI certificate lifecycle, including certificate signing requests, installation, expiration tracking, Certificate Revocation List updates, and removal of expired or revoked certificates
- Automate log inspection with shell scripting and Splunk, and produce ranked "worst actor" risk and trend reports
- Keep server application components within two releases of the vendor baseline
- Produce and maintain System Administration documentation, SOPs, System Security Plan inputs, system diagrams, administration and troubleshooting guides, and lists of critical services
- Support the base-year effort to achieve and maintain Authority to Operate
Required Qualifications
- 10+ years of IT experience, including 5+ years administering Red Hat Enterprise Linux in production
- 5+ years administering Oracle WebLogic Server
- Experience patching, tuning, and securing Apache HTTP and Java applications
- Hands-on DISA STIG implementation, ACAS remediation, and IAVA compliance in a DoD Risk Management Framework environment
- DoD PKI and SSL/TLS certificate management
- Bash scripting for automation, and Splunk or a comparable log analysis tool
- Experience working through formal change control in a government-hosted environment
- Experience on at least two projects in a large organization administering, operating, maintaining, and securing a large-scale application
Preferred Qualifications
- Oracle Service Bus and Apache Tomcat administration
- Prior DISA experience, including the Stratus cloud or DISA hosting coordination
- Prior IDEAS support
- eMASS, HBSS/ENS, and IAVA workflow experience
- Familiarity with Appian Cloud administration
- RHCSA or RHCE certification
Why you will succeed at Horizon:
Horizon works at the forefront of new features and development practices and supports its employees in being trained and certified in the latest and greatest. As we continue to expand and grow the Horizon brand around the globe, we want to ensure that our team members are growing with us as you are a vital part of our success story. This is a great opportunity for us to invest in our employees by supporting you with the right skills and tools to be successful in your careers. .
Why you will love working with us/ Perks:
- A comprehensive benefits package including healthcare (medical, dental, vision, and disability)
- a 401k program where you are 100% vested from day one with an employer match after 90 days.
- an Educational Assistance program.
- a Student Loan Repayment Program
- Gym Reimbursement Program.
- Paid Time off
- Dynamics, passionate, multi-disciplinary team of creative minds to work with, and many more.
Horizon is an Equal Employment Opportunity employer, and it is our policy to consider all applicants for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.
EOE/Vet/Disabled
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Find JobsRemote System Administrator Job Market
Who's Hiring
Top Industries Hiring
- Technology & Software
- Banking & Financial Services
- Investment & Asset Management
What Employers Look For
The qualifications that appear most often in remote system administrator jobs.
- 3-5 years of experience administering Windows Server or Linux in a production environment
- Proficiency with Active Directory, Group Policy, and user account lifecycle management
- Experience with virtualization platforms such as VMware vSphere or Microsoft Hyper-V
- Familiarity with backup, disaster recovery, and patch management tools and processes
- CompTIA Network+, CompTIA Security+, or equivalent vendor certification preferred
- Associate or bachelor's degree in information technology, computer science, or a related field
Tips for Your Remote System Administrator Job Search
Prove your remote infrastructure experience upfront
List the remote access tools, monitoring platforms, and cloud environments you manage directly in your resume summary. Employers hiring remote system administrators want to see Ansible, Terraform, Azure, or AWS before they call you, not during the interview.
Apply early to remote roles that fit
Migrate Mate lists remote system administrator openings from across the U.S. in one place, so you can find roles that match your stack and apply directly without sorting through unrelated postings.
Show async communication skills in your application
Remote system administrator teams rely on written documentation and async updates. Reference specific examples of runbooks, incident reports, or internal wikis you have written, because distributed teams hire people who communicate clearly in writing without prompting.
Target remote-first employers and managed service providers
Companies built around remote work already have the tooling, onboarding, and management practices for distributed system administrators. Managed service providers in particular hire remote system administrators regularly to support multiple client environments from a single location.
Remote System Administrator Jobs: Frequently Asked Questions
How do I get a remote system administrator job?
Target companies that are already remote-first or run distributed infrastructure teams, since those employers are built to onboard and support remote system administrators from day one. Remote hiring managers screen heavily for self-direction, clear written communication, and the ability to document systems without prompting. Certifications like CompTIA Network+, Microsoft Azure, or AWS give you an edge, as does demonstrated experience with remote access tools, VPNs, and ticketing systems like Jira or ServiceNow.
Which companies hire remote system administrators?
Employers currently hiring remote system administrators include Resource Innovations, Horizon Industries, and Maximus, per current remote listings on Migrate Mate as of September 2026. Remote-first software companies, managed service providers, and distributed healthcare and fintech teams tend to hire system administrators remotely at the highest volumes.
Can you get a remote system administrator job with no experience?
Yes, but remote entry-level roles are harder to land than in-office ones because employers expect you to troubleshoot and escalate independently without a senior colleague nearby. Your strongest substitute for experience is a home lab, a GitHub repo showing scripted automation, or a CompTIA A+ or Network+ certification. Smaller remote-first startups and managed service providers are more open to junior hires than large enterprises.
Do you need a degree for remote system administrator jobs?
Not always. Many remote employers weigh practical skills and certifications, such as Microsoft Certified: Azure Administrator or Red Hat Certified System Administrator, more heavily than a four-year degree for system administrator roles. A portfolio of real infrastructure work, documented runbooks, and scripting samples often carries more weight than a diploma when hiring managers are evaluating remote candidates.
Which industries hire the most remote system administrators?
Remote system administrator roles concentrate in Technology & Software, Banking & Financial Services, and Investment & Asset Management, based on current remote listings on Migrate Mate as of September 2026. Those sectors rely on distributed teams and cloud infrastructure that must be maintained and secured by system administrators working across multiple time zones and locations.
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