45 network admin jobs at 33 companies in Alexandria, VA

2d
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Systems/Network Administrator
Fort Meade, Maryland, United States
$110k-$170k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
5+ YOEActive TS/SCI with polygraph, bachelor's in technical discipline (or 4 yrs experience), 5+ years systems/network admin, Linux and virtualization experience, Ansible automation, ability to lift 50 lbs, security compliance familiarity.
Linux, VMware, Xen, Nutanix, Ansible, Windows
3w
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Senior Systems Admin Specialist
Herndon, Virginia, United States
$166k-$176k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.
8+ YOEBachelor's in CS or related (or Master's), 6–8+ years experience, TS/SCI with Polygraph, U.S. citizenship, server OS administration (Linux Rhel, Windows), scripting, networking (CISCO, Juniper), storage, troubleshooting, and secure classified environment experience.
Rhel 8, Rhel 9, Redhat, Windows, Active Directory, Exchange, SharePoint, CISCO, Juniper, AI/ML, Artificial Intelligence, Blockchain, AR/VR, Cloud Native, Quantum Physics
2mo
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Senior Network Security Engineer – Palo Alto Firewall
Washington, District of Columbia, United States
$150k-$175k/yr OnsiteFull Time
Revolutional
Revolutional: Delivers advanced technology and mission support to federal agencies.
6+ YOEActive Top Secret clearance with SCI eligibility, bachelor\u0002s or equivalent, 6 years network engineering/admin experience, 3 years firewall administration, experience with Palo Alto Panorama, strong troubleshooting and documentation skills.
Palo Alto Panorama, Palo Alto networking technologies, VPNs, IDS/IPS, SIEM
3mo
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Senior Network Engineer with Poly
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
12+ YOEBachelor’s degree and 12+ years experience; TS/SCI with Poly; Cisco expertise; Linux/Windows admin; CCNA/CCNP; Security+.
Cisco IOS, Linux, Windows, Cisco routers, Cisco switches, Firewalls
6d
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T1 Cyber Network Defense Analyst – Shift (w/ active TS)
Washington, District of Columbia, United States
$58k-$74k/yr HybridFull Time
Critical Solutions
Critical Solutions: Provides cybersecurity and network engineering services to federal agencies.
2+ YOEActive DoD Top Secret/SCI clearance, 2+ years IT experience, bachelor’s in related field, SOC familiarity, network and Unix/Linux admin, packet analysis, and one of A+ CE/CCNA-Security/CND/Network+ CE/SSCP/Security+/CySA+.
SIEM, Wireshark, Python, Powershell, Javascript, VBS
2mo
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Senior Computer Network Operations Software Engineer
Chantilly or Tysons or Quantico or Huntsville
OnsiteFull Time
Full Visibility
Full Visibility: Provider of technical and engineering solutions for government agencies.
6+ YOEActive TS/SCI clearance, bachelor’s in a computing/engineering field, 6+ years software engineering (4+ supporting CNO), 2+ years automation with Python/Bash/PowerShell/Ansible, Linux admin, Git/Jira/GitLab, Docker/Podman experience.
Python, Bash, PowerShell, Ansible, Ubuntu, Rocky Linux, Git, Jira, GitLab, Docker, Podman, Docker Compose, Kubernetes, Apache NiFi, C, C++
2mo
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Senior Systems Admin | Site Reliability Engineer
Herndon, Virginia, United States
OnsiteFull Time
Clarity Innovations
Clarity Innovations: Provides cyber operations and software engineering for national security.
Top Secret clearance with SCI eligibility, CI polygraph; strong Linux/Windows admin, network, security, automation, IaC, and cloud skills; capable of working independently.
Linux, Windows Server, VMware, Ansible, Terraform, AWS, Docker, GitLab, Wireshark, tcpdump, iptables, Cisco ASA, Juniper SRX, Proxmox, vSphere
2w
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Training Coordinator/Admin Support
Sterling, Virginia, United States
$99k-$206k/yr OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
16+ YOEExtensive network engineering and virtualization experience, instructor experience preferred, TS/SCI with polygraph required on day one, 16+ years experience, proficiency with CISCO, VMware, Nutanix, and Microsoft Office Suite.
CISCO, VMware, Nutanix, Microsoft Office Suite
1w
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Systems Admin Sr Adv (TS/SCI with Poly Required)
Reston or Tysons Corner
$124k-$207k/yr OnsiteFull Time
GCI
GCI: Engineering and analytics solutions for national security missions.
5+ YOEUS citizen with active TS/SCI+Poly required. 5+ years systems and network administration experience supporting Windows servers, AD, virtualization, security scanning and CMMC/NIST controls.
Teams, Outlook, Nessus, Rapid 7, SCAP, NMAP, WSUS, Veritas, Rubrik, Backup exec, Microsoft Office 365, Windows 10, Server 2016, Server 2019, Active directory, Group policy, DNS, DHCP, Windows certificates services, Hyper-V, Cisco, Dell, FedRAMP
2mo
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Senior CNO Developer/Analyst
Columbia, Maryland, United States
$215k-$315k/yr OnsiteFull Time
Clear Ridge Defense
Clear Ridge Defense: Delivers cyberspace operations and intelligence services to government clients.
TS/SCI with polygraph; Linux CLI; network protocols/tools knowledge; project management; degree in CS/CE/SE/Cyber/Info Sec/Info Assurance/Network Admin; 22 yoe with an Associate, 18 with a Bachelor, 14 with a Master, 10 with a Doctorate.
Linux, Networking, Network Analysis Tools, Project Management, Cyber Security, Information Security
3mo
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Software Engineer (with Systems Admin responsibilities) - TS/SCI w/ Poly
Chantilly, Virginia, United States
OnsiteFull Time
Leading Path Consulting
Leading Path Consulting: Provides technology and management consulting services to government and enterprise clients.
Active TS/SCI w/ FS Poly; systems administration; cloud, Python; AWS services; CDK; containers.
Python, AWS, CDK, Lambda, S3, EC2, EventBridge, SQS/SNS, IAM, DynamoDB, Containers, Operating Systems, Networking
2mo
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Senior Field Services Representative
Sterling, Virginia, United States
HybridFull Time
Northstrat
Northstrat: Provides IT and engineering solutions for US government agencies.
US government top-secret clearance required; troubleshoot hardware/network; experience maintaining hardware/SATCOM; Windows and Linux admin; CompTIA Security+; travel; US passport; team oriented.
SATCOM, Windows, Linux, Jira, Network Troubleshooting
1w
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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
3w
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Information System Security Engineer / Systems Admin (SA/ISSE) - TS/SCI with CI Polygraph
McLean, Virginia, United States
OnsiteFull Time
Modern Government Solutions
Modern Government Solutions: Provider of technical and programmatic services for government agencies.
5+ YOEActive DoD TS/SCI with CI Polygraph, Bachelor's in CS/IS/Cyber/Engineering, 5+ years systems/network security in DoD/federal, RMF and ATO experience, system hardening, vulnerability management, POA&Ms, and security documentation.
ACAS, Nessus, STIG Viewer, SCAP, Linux, Windows
2mo
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Senior Systems Engineer
Chantilly, Virginia, United States
$215k-$230k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
5+ YOESenior Systems Engineer with Windows/Linux admin, scripting, multi-domain integration, network, and TS/SCI with poly.
Linux, Windows, Scripting, Active Directory, LAN/WAN, Routers, Switches, Firewalls, SAN, Clustering, Backup, Disaster Recovery
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
2mo
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Senior Systems Engineer
Vienna, Virginia, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
5+ YOEBachelor’s in CS/Math/GIS or STEM; 5+ years in similar role; ArcGIS deployment/admin; Windows/Linux admin; scripting (Python/PowerShell/JavaScript/C#); networks; SQL/RDBMS skills; TS/SCI with SCI eligibility (active)
ArcGIS, ArcGIS Enterprise, ArcGIS Online, PowerShell, Python, JavaScript, C#, SQL, SQL Server, Oracle, PostgreSQL, Windows, Linux
3mo
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Senior Infrastructure and Systems Administrator
College Park, Maryland, United States
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
6+ YOE6+ years with Bachelor's degree; 4+ with Master's; strong Linux/Windows admin; virtualization; networking; security baselines; support for classified/unclassified environments.
Linux, Windows Server, VMware, Hyper-V, KVM, Proxmox, OpenStack, TCP/IP, DNS, DHCP, VLAN, Firewalls, Remote access
1mo
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Systems Development Engineer, AI/ML Amazon Dedicated Cloud
Jessup, Maryland, United States
$99k-$160k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOERequires active TS/SCI with polygraph, Bachelor's degree or CSSLP, 1+ years systems/networking/storage/OS admin and 1+ years professional software development and system design experience; strong Linux, networking, programming, and communication skills.
Amazon Web Services (AWS), Linux, SageMaker, Comprehend, Translate, Transcribe, Textract, Rekognition, Bedrock, CI/CD
3mo
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Systems Engineer
Chantilly or Herndon
$175k-$220k/yr OnsiteFull Time
Insight Xcite
Insight Xcite: A mission-focused consulting firm that supports critical government programs with engineering, technology, cybersecurity, and analytics expertise.
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years systems engineering experience, Linux/Windows admin, VMware, AWS/Azure, scripting/automation, networking and security knowledge.
VMware, AWS, Azure, Linux, Windows, Cisco