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434 linux administrator jobs at 163 companies in Virginia

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Linux Administrator
Sterling, Virginia, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
15+ YOEBachelor's or equivalent, 15 years' Linux/systems administration experience, Top Secret/SCI polygraph eligible, expertise with RHEL/Solaris, networking (DNS/LDAP/SSH), clustering/HA, scripting, AWS/C2S, and virtualization/container technologies.
UNIX, RHEL, Solaris, DNS, LDAP, SSH, SCP, AWS, C2S, VMware, Kvm/qemu, VirtualBox, RHEV-M, Docker, Kubernetes, Citrix, VMware ESXi, PKI, SAN, NAS
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1mo
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Senior Linux Administrator
Arlington, Virginia, United States
$100k-$120k/yr OnsiteContract
Argo Cyber Systems
Argo Cyber Systems: Provides managed cybersecurity and incident response services to organizations.
5+ YOEActive Top Secret/SCI clearance and DHS suitability required; 5+ years Linux systems administration experience; Bachelor's in related field or equivalent experience; strong RHEL, scripting (Bash, Perl, Python), container and automation skills; MacOS/iOS experience and strong communication skills.
Red Hat Enterprise Linux (RHEL), RHEL6, RHEL7, Bash, Perl, Python, Red Hat OpenShift, Red Hat Ansible, Red Hat Ansible Tower, Red Hat Satellite, Docker, Kubernetes, Podman, Apache, Tomcat, NGINX, Satellite Server, Nagios, Kerberos, LDAP, SSL, IDM, FreeIPA, Sourcefire, Puppet, Windows, macOS, Linux, Unix, Splunk, Databricks, SAFe
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1w
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Linux Server Administrator
Quantico, Virginia, United States
$128k-$214k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
3+ YOEInstall, configure, and secure enterprise Linux systems (RHEL/Ubuntu) in classified DoD environments; 3+ years Linux administration; IAT Level II cert; Linux OS certification; scripting and automation (Bash, Python, Ansible); AD, NFS, DNS, LDAP skills.
Red Hat Enterprise Linux, Ubuntu, VMware, Bash, Python, Ansible, Splunk, ACAS (Tenable Nessus), Host Based Security System (HBSS), Kubernetes, Docker, AWS, Azure GovCloud
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4w
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Linux Systems Administrator
Chantilly or McLean
$90k-$190k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEActive TS/SCI with Polygraph, Bachelor's or equivalent, 3+ years relevant experience, PeopleSoft and extensive Linux administration experience; AWS, RHEL/CentOS, Ansible, BASH/JSON/Python skills desired.
PeopleSoft, Oracle, Linux, AWS, RHEL, CentOS, Ansible Playbooks, BASH, JSON, Python
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4w
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Linux Systems Administrator
Chantilly or McLean
$90k-$190k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOEActive TS/SCI with Polygraph, Bachelor's degree or equivalent, minimum 3 years relevant experience, PeopleSoft and extensive Linux administration experience; AWS, RHEL/CentOS, Ansible, Bash/JSON/Python desired.
PeopleSoft, Linux, Oracle, AWS, RHEL, CentOS, Ansible Playbooks, BASH, JSON, Python
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2w
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Linux Systems Administrator
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience in Linux system administration, patching, cloud (AWS), automation and tooling (Jenkins, Packer, Git, Docker, Kubernetes), TS/SCI with polygraph required, HS diploma/GED, ability to obtain listed security certifications within 6 months.
AWS, Jenkins, Packer, Git, Docker, Kubernetes, Nessus, Jira, Confluence, RHEL, Linux
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1w
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Linux System Administrator
Chantilly or McLean
$120k-$160k/yr OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Experienced Linux system administrator for CDS sustainment: virtualization, Ansible automation, Git, Docker, Python/Bash scripting, SNMP/monitoring, patching, incident response; TS/SCI with CI poly required.
Red Hat Linux 7/8/9, Ansible, Git, Docker, Python, Bash, VMWare ESXi, ProxMox, SNMP, Cross Domain Solution (CDS)
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1d
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Linux Administrator - Secret Clearance Required
Falls Church, Virginia, United States
$128k-$173k/yr HybridFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOE8+ years administering RHEL7/8 systems, Linux system administration, automation with Ansible/Puppet/Chef, scripting (Bash, Ruby, Python, Perl), STIG/STIG Manager experience, DoD 8570 IAT Level II (Security+), active Secret clearance.
Linux, Red Hat Enterprise Linux (RHEL), Ansible, Puppet, Chef, Bash, Ruby, Python, Perl, PowerShell, STIG Manager, NFS, CIFS, SMB
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4d
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Linux Systems Administrator
Dahlgren, Virginia, United States
$100k-$115k/yr OnsiteFull Time
Bowhead
Bowhead: Federal government contracting and professional services provider.
4+ YOE4-5 years Linux systems administration experience, HS diploma (Bachelor's preferred), HP/Dell hardware experience, IAT Level II or DoD 8570/8140 compliance, current Secret clearance and eligibility for Top Secret, willing to travel 10-25%.
PTP, iRIG, Kickstart, Bash, UDEV, NMCLI, GDM, Jira, HP, Dell
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1mo
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Linux/Windows Systems Administrator
Springfield, Virginia, United States
OnsiteFull Time
Ascension Federal Services
Ascension Federal Services: Provides IT services without mentioning the name.
4+ YOE4 years of experience in Linux/Windows server administration; Bachelor's in IT; Security+ or equivalent; Secret clearance.
Linux, Windows, Bash, Python, PowerShell, VMware, Hyper-V, Docker, Kubernetes, Ansible, Puppet, Chef, AWS, Azure, GCP, Firewalls, Security best practices
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4w
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Senior Unix/Linux Systems Administrator
Dahlgren, Virginia, United States
$52/hr OnsiteFull Time
The Tatitlek Corporation
The Tatitlek Corporation: Provider of government contracting, facility maintenance, and technology services.
6+ YOE6+ years system administration experience (UNIX/Linux/Windows). Must hold DoD Secret clearance (SSBI) or be able to obtain, maintain IAT Level 2 (DoD 8140.01) and OS/IA certifications; experience with Redhat, Solaris, WSUS, GPOs, and enterprise system administration.
UNIX, Linux, Windows, Redhat, Solaris, Thin Client, Sudo, IDM, NTFS, CIFS, DNS, RDP Client, WSUS, GPOs, Windows Server, Windows Workstations
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3mo
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SE Linux Based MLS SME Linux Administrator
Springfield, Virginia, United States
OnsiteFull Time
Cohere Technology Group
Cohere Technology Group: Provides cyber engineering and software development for defense agencies.
5+ YOEActive TS/SCI with CI Poly; extensive RHEL/SELinux MLS experience; 10+ years system software experience; Bachelor's in CS or AIS; experience with automation, scripting, and identity management.
Ansible, Satellite Server, Bash, Python, Perl, Korn, LDAP, Scripting, SystemTap, Crash
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2mo
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Linux Systems Administrator TS/SCI POLY
Centreville, Virginia, United States
$112k-$196k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
3+ YOEActive TS/SCI clearance with polygraph; bachelor’s in technology with 8+ years of experience; 3+ years Linux; virtualization; basic networking.
Linux, Docker, Salt, Ansible, Puppet, Confluence, JIRA, FreeIPA, LDAP, Firewall, TCP/IP
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5d
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Tier II Linux Administrator - TS/SCI with Polygraph
Springfield, Virginia, United States
$124k-$161k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOETS/SCI with Polygraph, 8+ years systems administration experience, RHEL and Windows administration, DoD IA certification (CompTIA Security+ CE preferred), Active Directory/DNS/DHCP/LDAP knowledge.
Red Hat Enterprise Linux (RHEL), Microsoft, Windows 10, Server 2012, Server 2016, ServiceNow, VMware, Citrix, Puppet, Ansible, Red Hat Satellite, Foreman/Katello, Dell/EMC Isilon, Netapp, SCOM, Zabbix, Nagios, Docker, Podman, AWS, Azure, Google Cloud, PowerShell, Java, Python, Perl, Ruby, Bash
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2w
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Linux Systems Administrator
Chantilly, Virginia, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Linux systems administration experience, patching and hardening knowledge, AWS and automation tool experience, TS/SCI with polygraph required; ability to obtain listed security cert within 6 months.
AWS, Jenkins, Packer, Git, Docker, Kubernetes, Nessus, Jira, Confluence, RHEL
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1mo
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Systems Administrator - Linux
Sterling, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
Active TS/SCI with polygraph, technical bachelor's degree, hands-on AWS, Kubernetes, CI/CD and Linux experience; ability to build CI/CD pipelines, automate deployments, and operate in secure, collaborative environments.
AWS, Kubernetes, ArgoCD, Jenkins, Lambda, CloudFormation, Linux, CI/CD
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2w
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Linux Systems Administrator
Alexandria, Virginia, United States
$97k-$165k/yr RemoteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEAbility to obtain Top Secret clearance; Bachelor's degree (or equivalent) with 4+ years experience; RHEL 7/8 administration, PostgreSQL, Bash scripting, Apache/Tomcat, PKI/SSL, DoD STIGs/RMF, DoD 8570 IAT II (Security+), OS certification (Linux+).
RHEL 7/8, PostgreSQL, Bash, Apache Web Server, Apache Tomcat, PKI, SSL, STIGs, RMF, Zabbix, Radix, eMASS, ServiceNow, GitLab, Ansible
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3d
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Senior Systems Administrator (Unix/Linux)
Dahlgren, Virginia, United States
$130k-$141k/yr OnsiteFull Time
Astrion
Astrion: Provides engineering, cybersecurity, and mission support services.
6+ YOE6+ years Unix/Linux system administration experience including backup/recovery, hardware/software installation, security management, TCP/IP networking, and troubleshooting; must meet IAT III/T5 requirements.
Unix, Linux, TCP/IP
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3mo
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Senior Systems Administrator/Engineer - Linux
Rockville or Tysons Corner or Washington
HybridFull Time
FINRA
FINRA: Regulates brokerage firms and exchange markets in the United States.
5+ YOESenior-level Linux systems administration with DevOps, containerization (Docker/Kubernetes), multi-cloud (AWS/Azure), automation, and AI-assisted observability.
Linux, Docker, Kubernetes, AWS, Azure, Ansible, Python, Bash
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3d
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NOC Systems Administrator, Linux
Tysons, Virginia, United States
OnsiteFull Time
Veilant
Veilant: Protecting operations, personnel, and data from emerging surveillance threats.
Active Secret security clearance required; experience in NOC/help-desk or IT operations; Linux (Ubuntu/CentOS) experience; ability to triage incidents, perform patching, hardware repair, and communicate with non-technical stakeholders.
Zabbix, Splunk, Element Messenger, Confluence, RHEL, CentOS, Ubuntu, VMware, Proxmox, KVM, Android MDM, Ansible, GitLab, AWX, Microsoft Server
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