UNIX System Administrator Jobs
UNIX System Administrator jobs are open across government, financial services, healthcare, and enterprise IT, covering specializations in Solaris administration, AIX system management, and shell scripting automation, from junior admin to principal and lead levels. Find a role that fits below and apply directly.
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Showing 5 of 7+ UNIX System Administrator jobs
- Work with the existing UNIX team to manage, maintain, deploy, troubleshoot and support servers for a mixed customer environment.
- Plan, execute and implement new system HW and SW and create and maintain team technical instructions, operating procedures and policies as needed.
- Adept at monitoring and tuning system performance, ongoing operation of the servers, hardening of the servers and reporting of the overall security and operational status.
- Recommend improvements to the enterprise and manage new SW/HW integrations when required while also providing utilization reports using existing tools to identify problems and corrective actions as needed.
- Provide support towards the lifecycle of a mixed environment of vendor equipment in the datacenter to include firmware version control and periodic preventive maintenance.
- Need to be able to recommend, demonstrate, and implement technologies to help expand, upgrade, and increase efficiency to the current environment.
CompTIA Security+.- Experience in Computer Science or IT.
- Computing Environment (CE) Certification (i.e., RedHat) – can be waived for 30 days after project join date.
- Five or more years' experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks.
- Three or more years’ experience in patch management with understanding how to apply security updates to systems via YUM and RPM.
- Three or more years’ experience working in an environment with complex networks while demonstrating experience using VLANs, troubleshooting tools such as ifconfig, netstat, ssh and telnet as well as how to harden a system using firewalld/iptables and hosts.
- Three or more years’ experience managing a large pool of local users through the use of the command line.
- Three or more years' experience creating, maintaining, following Standard Operating Procedures for repeatable processes, disaster recovery, and common problem resolution.
- Three or more years’ experience configuring and maintaining key services such as DNS, SFTP, SMTP, and NTP.
- Strong interpersonal skills and willingness to be a team player with excellent communication and team skills.
- Active DOD Secret Security Clearance.
Preferred:
Bachelor's degree in computer science or equivalent years of experience.- Three or more years’ experience with SELinux – understand the basic and advanced management and configuration of SELinux.
- Experience supporting Cybersecurity patch management and Security Technical Implementation Guides (STIG), Security Requirement Guides (SRG), RMF, Security Control Assessor-Validator (SCA-V), and Cyber Operational Readiness Assessments (CORA).
- Experience deploying large scale HW and SW systems enhancements and/or upgrades for an organization with widely distributed geographic sites.
- Experience with current and emerging network and infrastructure management technologies and business practices.
Integral is headquartered in McLean, VA and serves clients throughout the country.
We offer a comprehensive total rewards package including paid parental leave and immediate vesting in our 401(k). Give us a try and become part of a curated group of professionals at Integral Federal!
Our package also includes:
- Medical, Dental & Vision Insurance
- Flexible Spending Accounts
- Short-Term and Long-Term Disability Insurance
- Life Insurance
- Paid Time Off & Holidays
- Earned Bonuses & Awards
- Professional Training Reimbursement
- Paid Parking
- Employee Assistance Program
Equal Opportunity Employer/Protected Veteran/Disability
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Find JobsUNIX System Administrator Job Market
Who's Hiring
What Employers Look For
The qualifications that appear most often in UNIX system administrator jobs.
- Five or more years of hands-on experience administering Solaris, AIX, or Linux systems in production environments
- Proficiency in shell scripting languages including Bash, Ksh, or Perl for task automation
- Experience with storage management technologies such as VxVM, ZFS, or SAN and NAS configurations
- Familiarity with system monitoring, capacity planning, and performance tuning on UNIX platforms
- Knowledge of backup and disaster recovery procedures using tools such as Veritas NetBackup or IBM TSM
- Bachelor's degree in computer science, information technology, or a related technical field, or equivalent experience
Tips for Your UNIX System Administrator Job Search
Tailor your resume to UNIX variants
Hiring managers distinguish between Solaris, AIX, HP-UX, and Linux experience, so list each flavor you have worked with and the version. A generic 'UNIX experience' line without specifics gets filtered out before a human sees it.
Certify your platform knowledge early
IBM AIX Administrator and Oracle Solaris certifications signal depth that work history alone can't always prove. Completing one before you apply gives you a concrete credential to anchor the top third of your resume.
Apply early to roles that fit
Migrate Mate lists unix system administrator openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Highlight automation and scripting work
Employers frequently screen for shell scripting proficiency in Bash, Ksh, or Perl. Quantify the operational impact of scripts you wrote, such as reducing a manual process from hours to minutes, so reviewers see practical results.
Prepare for scenario-based technical interviews
UNIX sysadmin interviews often include live troubleshooting scenarios: diagnosing a process consuming excessive CPU, restoring a corrupted filesystem, or tracing a network connectivity failure. Practice talking through your diagnostic steps out loud before the interview.
Negotiate by citing on-call scope
Many unix system administrator roles carry after-hours on-call obligations that significantly change the effective compensation. Before accepting an offer, clarify the rotation frequency and ask whether on-call time is compensated separately.
UNIX System Administrator Jobs: Frequently Asked Questions
How many unix system administrator jobs are remote?
About 100% of unix system administrator openings are fully remote or hybrid as of November 2026, with remote availability higher for roles focused on scripting, automation, and monitoring than for positions requiring hands-on data center work. Roles tied to on-premises legacy infrastructure are the least likely to offer remote arrangements.
How do you become a unix system administrator?
Start with a foundation in operating systems through a computer science or IT degree, or through self-study on a home lab running a free UNIX-like system. Build scripting skills in Bash or Ksh, then gain hands-on experience through entry-level IT support or junior sysadmin roles. Earning a platform-specific certification, such as IBM AIX Administration or Oracle Solaris, accelerates advancement into mid-level positions.
Can you get a unix system administrator job with little experience?
Yes, entry-level unix system administrator roles exist, particularly in government agencies and large enterprises that run legacy UNIX infrastructure and need administrators to learn on the job. Building a home lab, contributing to open-source projects, and earning a recognized certification before applying strengthens your candidacy considerably when formal work history is thin.
What does the unix system administrator interview process look like?
The process typically begins with a recruiter screen focused on your platform experience and availability, followed by a technical phone or video interview covering shell scripting, file system management, and troubleshooting methodology. Finalists usually complete a hands-on skills assessment or a panel interview with senior engineers where you work through live system scenarios before receiving an offer.
Where can I find and apply to unix system administrator jobs?
You can find and apply to unix system administrator jobs on Migrate Mate, which lists current openings from across the United States in one place. Find the roles that match your experience and platform background, then apply directly to each listing that fits.
See All 7 UNIX System Administrator Jobs
Find roles that match your experience and apply in just a few clicks.
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