719 linux administrator jobs at 257 companies in Baltimore, MD

4d
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Linux Administrator
Reston or Chantilly
OnsiteFull Time
LT Consulting
LT Consulting: Provides technical services and software engineering for the Intelligence Community.
Active TS/SCI clearance with polygraph, bachelor’s in computer science or related, Linux systems administration responsibilities.
Linux
3mo
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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
1w
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Linux Administrator
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
5+ YOEBachelor's or equivalent experience, 5+ years Linux/system administration experience, DoD 8570 certification (Security+), OS certification (Linux+/RedHat), ability to obtain Top Secret clearance, scripting and automation experience.
Ansible, Puppet, Python, Apache, Zabbix, Red Hat Satellite, Red Hat Identity Manager, BIND, OpenID, LDAP, Kerberos
2mo
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Linux Administrator
Glen Burnie, Maryland, United States
$80k-$100k/yr OnsiteFull Time
Skyline Technology Solutions
Skyline Technology Solutions: Provides IT infrastructure, network engineering, and physical security solutions.
3+ YOE3–5 years Linux system administration; production experience with RHEL/CentOS/Ubuntu; RHCSA or pursuing; Ansible; scripting; container basics; monitoring and CI/CD familiarity.
Ansible, AWX, OpenNMS, Grafana, Grafana Cloud, Docker, Kubernetes, Git, Bash, Python, CI/CD, Podman
2mo
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Linux System Administrator
Annapolis Junction or Columbia
$101k-$129k/yr OnsiteFull Time
Intelliforce
Intelliforce: Provides engineering and technical solutions for the intelligence community.
5+ YOETop Secret clearance with polygraph; US citizenship; 5+ years Linux system administration; IAT Level 1; on-call required; Bachelor's not required.
Linux, Bulk data transport, Messaging, Data flow administration
3mo
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Linux Systems Administrator
Silver Spring, Maryland, United States
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
5+ YOEActive TS w/ SCI eligibility; 5 years with BS/BA or 3 years with MS/MA in CS/IT or related field; 3-5+ years Linux administration in secure environments; Linux proficiency (Ubuntu, RedHat); DoD/Intelligence security standards (STIGs, RMF).
Linux, Bash, Python, Tenable Nessus, Ansible, Puppet, Chef, RHEL, CentOS, Ubuntu, STIGs, RMF
3w
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Linux Systems Administrator
Laurel, Maryland, United States
$170k/yr OnsiteFull Time
Lentech
Lentech: Provides mission-critical IT and engineering solutions for government agencies.
10+ YOE10+ years as a systems administrator, strong Linux administration, scripting/automation (Bash, Python, Puppet, Ansible), DoD 8570 IAT Level II certification (SEC+, CCNA), active TS/SCI with FSP, bachelor’s degree or equivalent experience.
Linux, Bash, Python, Puppet, Ansible, AWS, EC2 Auto Scaling
2d
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Linux System Administrator
College Park, Maryland, United States
$70k-$130k/yr HybridFull Time
Dark Wolf Solutions
Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.
3+ YOE3+ years Linux, endpoint, and VMware administration; CKA certification; US citizenship with active Secret clearance; HS diploma required; scripting and cloud-native experience preferred.
Red Hat Enterprise Linux, RHEL, Ubuntu, VMware vSphere, vCenter, ESXi, Kubernetes, Cloud Native Computing Foundation (CNCF), Bash, Python, Terraform, Ansible, Splunk, Elasticsearch, GitLab, GitHub, Bitbucket
1w
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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+ YOEU.S. citizen with active DoD Secret (TS/SCI preferred) and DHS suitability. 5+ years Linux sysadmin experience, 2+ years macOS/iOS, bachelor's in related field preferred, scripting and vulnerability assessment experience.
RedHat Openshift, RedHat Ansible, Docker, Kubernetes, Podman, RedHat Ansible Tower, RedHat Satellite, Splunk, Databricks Intelligence Platform, Apache, Tomcat, NGINX, Nagios, Kerberos, LDAP, Sourcefire, Puppet, Python, JavaScript, MacOS, Windows, Linux/Unix
1mo
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Mid Level Linux Administrator
Hanover, Maryland, United States
$140k-$190k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
4+ YOEMinimum 4 years Linux administration (Redhat/Centos), 4 years bash scripting, 2+ years Perl/Python, virtualization and Puppet experience, Bachelor's in a technical field (or additional experience), TS/SCI with Poly required.
Linux, Bash, Perl, Python, Redhat, Centos, Puppet, Kubernetes, Docker, HTML, XML, Java2E
2mo
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Linux System Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
CDIT
CDIT: Provides IT, software development, and cybersecurity for government agencies.
3+ YOEExperienced Linux administrator with storage, backup, security, and patching expertise in enterprise environments.
IBM Enterprise Storage, Veritas NetBackup, Nessus, YUM, Bash, Python
1mo
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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
2mo
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Linux Systems Administrator
Fort Meade, Maryland, United States
$128k-$214k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
10+ YOE10+ years systems administration experience with extensive Linux administration; experience with Ansible, VMware, SAN, NiFi, identity management; bachelor's in technical field (or associate plus more experience) required.
Ansible, NiFi, Keycloak, VMware, SAN, Docker, Kubernetes, SaltStack, Puppet, Python, Bash, Perl, TCP/IP, UDP, HTTP, DHCP, DNS, Active Directory
1mo
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Platform / Linux System Administrator
Annapolis Junction, Maryland, United States
$125k-$240k/yr OnsiteFull Time
Synergy ECP
Synergy ECP: Provides cybersecurity and systems engineering for defense agencies.
Manage and secure enterprise Linux environments; strong Linux administration, Bash/Python scripting, monitoring, networking, and security skills. TS/SCI w/ Polygraph required; U.S. citizenship required.
Linux, Bash, Python
2mo
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Linux System Administrator
Annapolis Junction, Maryland, United States
$130k-$150k/yr OnsiteFull Time
Red Arch Solutions
Red Arch Solutions: Provides IT engineering solutions for the intelligence community.
3+ YOE3+ years of hands-on Linux administration (RHEL/CentOS or similar), IBM Enterprise Storage, Veritas NetBackup, Nessus, YUM, system hardening, patching, scripting.
IBM Enterprise Storage, Veritas NetBackup, Nessus, YUM, NSF security frameworks
2mo
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Linux Systems Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
Ascension Federal Services
Ascension Federal Services: A government contractor providing IT and security services.
Bachelor's degree in Computer Science or related field; proven Linux systems administration experience; strong RHEL knowledge; scripting in Ruby/Python/Bash; familiarity with Rancher, Ansible, ElasticSearch, Redis, Solr, Data Flow, Docker, Kubernetes; excellent troubleshooting; team player; TS/SCI with Full Scope Poly clearance (will sponsor for ca...
Linux, RHEL, Docker, Kubernetes, Ansible, Rancher, ElasticSearch, Redis, Solr, Data Flow, Ruby, Python, Bash
3mo
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Linux Systems Administrator
Silver Spring, Maryland, United States
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEActive TS/SCI clearance; 3-5+ years Linux admin in classified settings; BS/BA with 5 years or MS/MA with 3 years; Proficient with Linux (Ubuntu, RedHat); automation scripting (Bash/Python); DoD/RMF/STIG knowledge.
Bash, Python, Ansible, Puppet, Chef, Nessus, STIGs, RMF, RHEL, Ubuntu, CentOS, DNS, DHCP, NFS
3w
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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)
1mo
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Senior Linux System Administrator
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
7+ YOEBachelor's in CS/IT or equivalent, 7+ years Linux systems administration in secure/complex environments, DoD 8570 cert (Security+, CASP, CISSP) or ability to obtain, Interim Secret clearance and ability to obtain Top-Secret, RMF/NIST experience, Linux (RHEL/Ubuntu) proficiency, scripting experience.
RHEL5, RHEL6, RHEL7, RHEL8, RHEL9, Ubuntu, Concurrent, Linux, GitLab, MATLAB, RMF, NIST, Microsoft Windows
1mo
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Linux System Administrator
Annapolis Junction, Maryland, United States
OnsiteFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
3+ YOEActive TS/SCI with Polygraph, Bachelor\u0002s in CS/IT or equivalent, 3+ years Linux (RHEL/CentOS) administration, IBM storage, Veritas NetBackup, Nessus, YUM, scripting (Bash/Python), security hardening experience.
Red Hat Enterprise Linux (RHEL), CentOS, IBM Enterprise Storage, Veritas NetBackup, YUM, Nessus, Bash, Python, Ansible, Puppet, STE/STIN, NSF