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50 linux system admin jobs at 29 companies in Aberdeen, MD

2mo
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Sr. Linux System Administrator / System Engineer
Annapolis Junction, Maryland, United States
$151k-$170k/yr OnsiteFull Time
Red Arch Solutions
Red Arch Solutions: Provides IT engineering solutions for the intelligence community.
10+ YOE10+ years Linux admin/engineering; TS/SCI with Poly; Linux (RHEL/CentOS); VMware; Security+; IC mission experience.
VMware, Ansible, Terraform, JBoss, Red Hat Enterprise Linux, Python, Shell
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2mo
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Sr. System Admin/System Engineer - Linux
Annapolis Junction, Maryland, United States
OnsiteFull Time
CDIT
CDIT: Provides IT, software development, and cybersecurity for government agencies.
10+ YOE10+ years Linux system administration in IC environment; CentOS/RHEL; JBoss/Wildfly; VMware; Security+; RH Ansible desired.
Linux, CentOS, RHEL, JBoss/Wildfly, VMware, Ansible, Security+, JSON, Oracle Database, Python, Shell
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3mo
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Senior Linux System Administrator
Ft. Meade, Maryland, United States
OnsiteFull Time
SilverEdge Government Solutions
SilverEdge Government Solutions: Provides cybersecurity and software solutions for national security missions.
10+ YOEBachelor's degree; 10+ years Linux admin/engineering; experience with JBoss, VMware, and RH Ansible.
JBoss, VMware, Ansible
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1mo
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Linux Systems Admin L1
Annapolis Junction, Maryland, United States
OnsiteFull Time
Jovian Concepts
Jovian Concepts: Provides technical services and engineering to the intelligence community.
5+ YOEActive TS/SCI with Polygraph required; 5 years systems administration experience or bachelor’s in a technical discipline (or 5 additional years experience). IAT II (DoD 8570) required or obtainable within 6 months. Experience with Linux, containers/cloud, storage, virtualization, networking/firewalls, PKI/TLS/crypto, SSP compliance.
Linux, Containers, Cloud, Storage, Virtualization, IP networking, Firewall, Automation tools, PKI, TLS, Crypto, SSP
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1mo
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System Administrator II (Linux Admin)
Fort Meade or Odenton
$121k-$170k/yr OnsiteFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
10+ YOEActive TS/SCI with Polygraph, 10 years systems administration experience, IAT Level II (DoD 8570) or equivalent, strong Linux administration, automation with Bash/Python/Puppet/Ansible, AWS experience preferred.
Linux, Bash, Python, Puppet, Ansible, AWS, AWS EC2 Auto Scaling, AWS CLI, Boto3
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3mo
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Linux Systems Administrator
Fort Meade, Maryland, United States
$150k-$160k/yr OnsiteFull Time
Lentech
Lentech: Provides mission-critical IT and engineering solutions for government agencies.
3+ YOEActive TS.SCI with FSP; 3+ years Linux admin; patching; VM; Security+ cert.
Dell servers, HPE servers, Juniper routers, Cisco switches, Palo Alto firewalls, Ansible, Nutanix VM management, Rubrik data storage, Nomad containers, Salt scripts, ibreNMS, NetBox
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2d
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Linux Systems Administrator
Laurel, Maryland, United States
$105k-$290k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
5+ YOEBachelor's in CS/IT or equivalent experience,5+ years Linux admin,experience with classified networks,SELinux,firewalls,virtualization,containerization,backup/recovery,automation,DoD 8570 cert within 6 months,active TS/SCI w/poly required.
Red Hat, CentOS, Linux, SELinux, realm, adcli, sssd, Active Directory, VMware, KVM, Docker, Podman, Kubernetes, Gitlab, Confluence, Jira, Legato, Networker, NPE certificates, SSL/TLS, Nagios, Thruk, Salt-Stack, Puppet, Ansible, Chef, Slurm, Exchange, RSA, Radius
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3mo
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Federal HPC Linux System Administrator, (Clearance required TS/SCI with Poly) On-Site, Maryland
Annapolis Junction, Maryland, United States
$82k-$188k/yr OnsiteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
3+ YOETS/SCI with Poly clearance required; US citizenship; 3+ years HPC/Linux admin experience; on-site in Maryland.
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2d
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Sr. System Engineer
Laurel, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
14+ YOETS/SCI with polygraph required; 14 years SE experience; bachelor’s degree or 5 years extra experience; Linux admin experience; strong communication; DoD systems engineering expertise.
Linux, DoDAF, SOA, JCIDS
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2mo
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System Administrator
Fort Meade, Maryland, United States
OnsiteFull Time
Cryptic Vector
Cryptic Vector: Provides offensive cyber and electronic warfare solutions for government agencies.
3+ YOE3+ years Docker-based apps; AWS and Kubernetes; Linux/Windows admin; TS clearance; NSANet/JWICS/SIPRNet experience; PKI/SSH; Security+ preferred.
Docker, AWS, Kubernetes, Linux, Windows, PKI, SSH, IAM, EC2, EKS, RDS, S3
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1w
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System Administrator
Laurel, Maryland, United States
$128k-$214k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
15+ YOETS/SCI w/ Poly required; 15+ years system administration experience; CompTIA SEC+ or CISSP; bachelor’s in technical discipline (or 5yrs admin per yr substitution); experience with Linux, Windows, PKI, DISA STIGs, and security tooling.
RHEL9, Talos, Terraform, Packer, SALT, Ansible, RHEL Satellite, Jumphost, Trellix Endpoint Security, Nessus Security Center, UAM, rsyslog, auditd, VMware vSphere vCenter, vSphere API, Amazon AWS EC2, Docker, Kubernetes, Gitlab, Python, PowerShell, Bash
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3mo
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System Administrator (All Levels)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Adaptic
Adaptic: Defense contractor providing software, engineering, and cybersecurity mission support.
Active TS/SCI with polygraph; Linux/Unix and Windows admin experience; networking knowledge; troubleshooting; degree in CS/IT or equivalent experience
Linux, Unix, Windows, VMware, ESXi, Bash, Python, PowerShell, Ansible, Puppet, Salt
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3w
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Systems Admin Specialist
Annapolis Junction, Maryland, United States
$134k-$142k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
5+ YOEBachelor's in Computer Science or related (or Master's), 5+ years (or 3+ with Master's), TS/SCI with Polygraph required, U.S. citizenship, proficiency in server OS, networking, storage, scripting, Linux and Windows.
Linux, Rhel 8, Rhel 9, Redhat, Windows, Active Directory, Exchange, CISCO, Juniper, AI/ML
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1mo
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Cloud System Administrator
Annapolis Junction, Maryland, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOETS/SCI with polygraph required; 3+ years IT with cloud-hybrid, Linux; 5+ years related field with degree; DoD 8570 IAT II; Cloud certifications including AWS DevOps Engineer Professional, CDP Admin - Private Cloud Base, CKA.
AWS, Terraform, Ansible, Kubernetes, Linux
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1mo
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DevOps System Administrator
Annapolis Junction or Columbia
$195k-$225k/yr OnsiteFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
10+ YOERequires active security clearance with polygraph, 10+ years federal experience, Bachelor’s in CS/IT/Engineering (or +5 years admin experience), DoD 8570 IAT Level I, AWS and Linux expertise, PKI and security tool experience (Nessus, UAM, CYBORGBUNNY, LATTEART).
Amazon Web Services (AWS), Linux, Nessus, UAM, CYBORGBUNNY, LATTEART, ElasticSearch, Kubernetes, ArgoCD, PKI
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3mo
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System Administrator, Senior
Linthicum, Maryland, United States
$148k-$267k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
15+ YOEBachelor’s degree in a technical discipline and 15+ years’ experience, or HS diploma and 20+ years’ experience; TS/SCI with polygraph; DoD IAT II certs; Windows and Linux admin; VMware; RMF knowledge; strong collaboration and communication.
Windows Server Administration, Active Directory, Group Policy, Linux Server Administration, VMware/ESXi, VMware vCenter, Networking (Switching and Routing), NetApp Storage, Nessus, ACAS, RMF
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3d
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System/Network Administrator Level 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
15+ YOETop Secret/SCI clearance required. 15 years system/network admin experience (or 20 without degree). Bachelor's in technical discipline (or 5 extra years). Experience with Linux/UNIX/Windows, virtualization, storage, networking, HP Tools, OneView, Sitescope, JIRA, Confluence, GitHub, ServiceNow.
Linux, UNIX, Windows, HP Tools, OneView, Sitescope, JIRA, Confluence, GitHub, ServiceNow
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Senior Linux Systems Administrator (TS/SCI w/ Poly Required)
Annapolis Junction, Maryland, United States
$100k-$140k/yr OnsiteFull Time
Red Alpha
Red Alpha: Provides software engineering and data science for defense missions.
4+ YOERequires TS/SCI with polygraph, 4 years federal program experience, bachelor's in a technical discipline (or 4 years DB admin experience), CentOS/RHEL Linux, Puppet, RMF, Docker/Podman, automation (bash/Ansible), VMware, DNS/DHCP/Active Directory, Jira/Confluence, vulnerability scanning.
Grafana, Kibana, Elastic, Jira, Confluence, TPAM, Puppet, Docker, Podman, Ansible, bash, git, Bitbucket, GitLab, VMware, NetApp, Kubernetes, Python, RMF, DNS, DHCP, Microsoft Active Directory
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2mo
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System Administrator – Identity and Access Mgt
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
3+ YOEBachelor's in CS/engineering; 3 yrs sys admin; 4+ yrs can substitute degree; 2+ yrs PKI experience.
PKI, Certificate Authority, Linux, Windows, VMs, Scripting (Perl), IAVA, Jira, LDAP, Active Directory
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1mo
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Sys/Cloud Admin/Incident Response Engineer
Millersville, Maryland, United States
RemoteFull Time
i4DM
i4DM: Provides managed IT services and software solutions for government agencies.
3+ YOE3+ years systems administration or cloud/SRE/incident response experience; bachelor’s in IT/CS/Engineering/Cybersecurity preferred; hands-on Windows/Linux and cloud experience; monitoring/observability and incident management skills; eligible for Public Trust clearance.
AWS, Microsoft Azure, Kubernetes, Splunk, Dynatrace, CloudWatch, Microsoft Azure Monitor, Grafana, PowerShell, Python, Bash
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