44 junior linux system administrator jobs at 30 companies in Silver Spring, MD
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System Administrator Junior
Arlington, Virginia, United States
$80k-$95k/yrHybridFull Time
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
0+ YOEBachelor's or equivalent,0–3 years IT/systems experience,knowledge of Windows/Windows Server,Microsoft 365,Teams,SharePoint,Linux,PowerShell/Bash,scripting,ability to obtain background investigation and U.S. citizenship required.
Windows, Windows Server, Microsoft 365, Microsoft Teams, Microsoft SharePoint, Linux, PowerShell, Bash, Azure
Clear Ridge Defense: Delivers cyberspace operations and intelligence services to government clients.
2+ YOETS/SCI with poly required, active Sec+ certification, 2+ years supporting Windows/Linux/Unix, 2+ years with Docker or Kubernetes, experience with JWICs/IC networks, proficiency with network devices, strong interpersonal skills.
ManTech: Provides technology solutions for defense and intelligence agencies.
2+ YOEHS/GED with 2+ years Linux systems experience in large, complex environments; experience with Centrify, LDAP, Active Directory, shell scripting; Ansible preferred; strong documentation and communication; active TS/SCI with polygraph required.
Linux, Centrify, LDAP, Active Directory, shell scripting, Ansible
System Administrator/FSR – Onsite Customer Support
Tysons, Virginia, United States
$89k-$125k/yrOnsiteFull Time
Veilant: Protecting operations, personnel, and data from emerging surveillance threats.
2+ YOEActive security clearance with polygraph,2+ years system administration experience,strong Linux administration,Windows/AD/GPO and PowerShell experience,onsite customer-facing support five days/week.
Linux, Windows 11 Pro, Active Directory, Group Policy Objects (GPO), PowerShell, VoIP
VTG: Provides engineering and digital modernization solutions for national security.
TS/SCI with Poly required. System administration on CentOS 7, Rocky 9, RHEL 9; hardware installation; Linux and Windows 10/11 administration; STE and data transfer experience. Ansible, Proxmox, IDM, RHCSA, TLS, PXE and LDAP integration desired.
CentOS 7, Rocky 9, RHEL 9, Customer Secure the Enterprise (STE), Linux, Ansible, PXE boot, Proxmox, Identity Manager (IDM), LDAP, Red Hat Certified System Administrator, Transport Layer Security (TLS), Windows 10, Windows 11
Nightwing: Provides advanced cyber and intelligence solutions for national security.
0+ YOEU.S. citizen with active DoD Secret clearance and ability to obtain TS/SCI; experience in lab management or systems administration; proficiency with Linux/Mac imaging, VPN/VDI, Apple administration; BS in technical discipline or HS+3yrs relevant experience.
GDITNYSE: GD: Delivers IT and mission services to government agencies.
1+ YOEBachelor's degree (or equivalent), active Secret clearance, US citizenship, 1+ years IT experience; Windows/Linux administration, Active Directory, DNS/DHCP, shell scripting, ManageEngine monitoring, security and backup operations.
Windows, Linux, Active Directory, DNS, DHCP, ManageEngine, Shell scripting
Momentum Engineering: Provides engineering and technical services for national security missions.
1+ YOEActive Top Secret/SCI with NSA Full Scope Polygraph; DoD 8570 IAT I (Security+ preferred); experience administering Linux (RHEL/CentOS), Hadoop/Accumulo, Puppet; scripting with Bash/Python; 1–7 years of relevant experience or degree equivalency.
Red Hat Enterprise Linux (RHEL), CentOS, Hadoop, Accumulo, Bash, Python, Puppet, Kubernetes
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
1+ YOE1-3 years ISSO or system administration experience; cybersecurity assessments, accreditations, continuous monitoring; Linux knowledge; must be U.S. citizen with eligibility for TS/SCI and T5/T5R adjudication; must obtain DoD 8570 IAM Level 1.
Cyber Systems Administrator, AI/ML Support TS/SCI w Poly
Laurel, Maryland, United States
$80k-$128k/yrOnsiteFull Time
Peraton: Provides advanced technology and mission support for government agencies.
0+ YOEActive TS/SCI with polygraph required; Bachelor's in a technical discipline required or 5 years SA experience; Security+ (DoD 8570) required; no prior experience necessary; supports UNIX/Windows and AWS environments.
Cyber Systems Administrator, AI/ML Support TS/SCI w Poly
Laurel, Maryland, United States
$80k-$128k/yrOnsiteFull Time
Peraton: National security and mission-critical government technology services provider.
Active TS/SCI with poly required; Bachelor's degree in a technical discipline required (or 5 years SA experience substitution); Security+ (DoD 8570) required; no prior experience required.
American Systems: Providing strategic engineering and IT solutions for government programs.
1+ YOEU.S. citizen with active Secret clearance (or active Top Secret/SCI) and 1+ years systems administration experience in Windows/Linux; familiarity with AD, DNS, DHCP, virtualization, storage, cloud platforms, automation, and monitoring; IAT Level II certification required.
Active Directory, Exchange Server, DNS, DHCP, Group Policy, NUTANIX, VMware, Hyper-V, AWS, Azure, GCP, PowerShell, Ansible, Terraform, Splunk, Git
Advanced IT Concepts: Provides IT systems integration and simulation training for defense.
2+ YOE2+ years supporting and securing enterprise systems, network and cloud environments; knowledge of hardening, patching, vulnerability and incident response; strong troubleshooting and communication skills.
Windows Server, Linux, Entra ID, Group Policy, Purview, Intune, AWS, Microsoft Azure, Google Cloud Platform
CACINYSE: CACI: Provides information technology and professional services to government clients.
2+ YOEActive TS/SCI with Poly, IAT Level II (e.g., Security+), 2+ years IT/system support, experience with Unix/Windows servers, Active Directory, DNS, Group Policy, VMware, and strong troubleshooting and communication skills.
Unix, Windows Server, Solaris, Active Directory, DNS, Group Policy, VMware, Microsoft PowerShell, Python, Bash, ServiceNow, HelpNow, Jira, Confluence, Cisco, SCOM
Resource Management Concepts: Provides IT, cybersecurity, and engineering solutions to government agencies.
2+ YOE2+ years supporting Tier 2/3 web applications, Windows/Linux system admin, Azure cloud and app services experience, DoD 8570 IAT cert (Security+ CE or equivalent) and AZ-900 required, ability to obtain Top-Secret clearance.
Saliense: IT and management consulting services for government and commercial clients.
2+ YOEMinimum 2 years reviewing, analyzing, testing and modifying application or programming systems; bachelor's in IT; familiarity with relational databases, client-server concepts, UNIX/LINUX, Microsoft and cloud environments; strong documentation and communication skills.
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
DoD 8570 certification (or within 90 days), engineering/infrastructure experience, VMWare/Vsphere/VCenter, Windows/Linux system administration; active TS/SCI clearance required.