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Sixgen
Sixgen
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Columbia, MD
Washington, DC
Andrews Air Force Base, MD
Hyattsville, MD
Sterling, VA
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Top Occupations:
Information Security Analysts
Computer Systems Engineers/Architects
Penetration Testers
Software Developers
Network and Computer Systems Administrators
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Top Industries:
Computer Systems Design Services
Engineering Services
National Security
Electrical Contractors and Other Wiring Installation Contractors
Space Research and Technology
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41
jobs
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Sixgen
in last 30 days
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Date
Last 30 days
Field Service IT Engineer – Network Installations
APPLY
Sixgen
Columbia, MD
L5 Senior
October 14th, 2026
Telecommunications Equipment Installers and Repairers, Except Line Installers
Electrical Contractors and Other Wiring Installation Contractors
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ISSO Journeyman TS/SCI, DoD Cyber Ops
APPLY
Sixgen
Columbia, MD
L4 Mid
October 11th, 2026
Information Security Analysts
National Security
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Simulation Engineer
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Sixgen
Fort Meade, MD
L6 Lead
October 20th, 2026
Information Security Engineers
Computer Systems Design Services
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Senior Space Red Team Operator
APPLY
Sixgen
Washington, DC
L5 Senior
October 14th, 2026
Penetration Testers
Computer Systems Design Services
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Red Team Operator
APPLY
Sixgen
Andrews Air Force Base, MD
L5 Senior
November 2nd, 2026
Penetration Testers
Computer Systems Design Services
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DoW, Account Lead
APPLY
Sixgen
Washington, DC
L7 Manager
October 16th, 2026
Information Security Engineers
Computer Systems Design Services
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CNE Developer — Cyber Ops & Tooling Lead
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Sixgen
Columbia, MD
L5 Senior
November 4th, 2026
Software Developers
Computer Systems Design Services
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Remote Threat Hunter & Purple Team Operator
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Sixgen
Andrews Air Force Base, MD
Remote
L5 Senior
October 30th, 2026
Information Security Analysts
Computer Systems Design Services
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Senior Malware Analyst: DoD Cyber Threat Intelligence Lead
APPLY
Sixgen
Hyattsville, MD
L5 Senior
October 15th, 2026
Information Security Analysts
Computer Systems Design Services
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AI-Driven Reverse Engineer TS Cleared
APPLY
Sixgen
Sterling, VA
L5 Senior
November 4th, 2026
Software Developers
Computer Systems Design Services
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Remote Red Team Operator & Infra SME
APPLY
Sixgen
Washington, DC
Remote
L4 Mid
November 4th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior Red Team Operator: Cyber, RF & Space Systems
APPLY
Sixgen
Huntsville, AL
L4 Mid
November 4th, 2026
Special Forces
Computer Systems Design Services
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Senior Web Application Penetration Tester
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Sixgen
Denver, CO
L5 Senior
October 15th, 2026
Penetration Testers
Computer Systems Design Services
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On-Net Operator
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Sixgen
Sterling, CO
L5 Senior
October 16th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Threat Hunter/Purple Team Operator
APPLY
Sixgen
Andrews Air Force Base, MD
L5 Senior
October 31st, 2026
Information Security Analysts
Computer Systems Design Services
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Platform Devops Engineer-TS/SCI & CI POLY
APPLY
Sixgen
Columbia, MD
L7 Manager
October 12th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior CNO Developer - Cyber Ops & Prototyping Lead
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Sixgen
Highland Beach, MD
L6 Lead
November 7th, 2026
Software Developers
Computer Systems Design Services
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Reverse Engineer
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Sixgen
Arlington, VA
L6 Lead
October 22nd, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior/Principal Reverse Engineer — Arlington Onsite
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Sixgen
Arlington, VA
L6 Lead
November 8th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior Red Team Operator
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Sixgen
Andrews Air Force Base, MD
L5 Senior
November 6th, 2026
Penetration Testers
Computer Systems Design Services
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Senior Adversary Emulation Lead (Hybrid, DC)
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Sixgen
Washington, DC
L5 Senior
October 20th, 2026
Penetration Testers
Computer Systems Design Services
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Remote-Eligible Senior Platform DevOps Engineer, AI Infra
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Sixgen
Columbia, MD
Remote
L7 Manager
October 14th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Senior DoD/IC Cost Estimator & Analytics Lead
APPLY
Sixgen
Hyattsville, MD
L6 Lead
November 4th, 2026
Cost Estimators
National Security
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Senior CNO Developer – Cyber Ops & Prototyping Lead
APPLY
Sixgen
Hyattsville, MD
L6 Lead
November 4th, 2026
Software Developers
Computer Systems Design Services
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Senior Systems Engineer TS/SCI with Poly
APPLY
Sixgen
Columbia, MD
L6 Lead
October 15th, 2026
Computer Systems Engineers/Architects
Engineering Services
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Senior Platform DevOps Engineer - AI & Secure Cloud
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Sixgen
Columbia, MD
L7 Manager
November 4th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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Remote CNE Developer & Vulnerability Research
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Sixgen
Columbia, MD
Remote
L5 Senior
October 15th, 2026
Software Developers
Computer Systems Design Services
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Threat Hunter/Purple Team Operator
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Sixgen
Denver, CO
L5 Senior
October 14th, 2026
Information Security Analysts
Computer Systems Design Services
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On-Net Cyber Operator — Offensive Security (Hybrid, TS/SCI)
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Sixgen
Reston, VA
L5 Senior
October 15th, 2026
Network and Computer Systems Administrators
Computer Systems Design Services
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Senior On-Net Operator – Offensive Cyber (Hybrid/Remote)
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Sixgen
Reston, VA
Remote
L5 Senior
October 14th, 2026
Information Security Analysts
Computer Systems Design Services
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Threat Hunter/Purple Team Operator
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Sixgen
Washington, DC
L5 Senior
October 14th, 2026
Information Security Analysts
Computer Systems Design Services
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Technology & Engineering Lead - DoD Infra (TS)
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Sixgen
Sterling, VA
L7 Manager
November 4th, 2026
Architectural and Engineering Managers
Computer Systems Design Services
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ISSO Journeyman: TS/SCI with Poly, Cybersecurity Lead
APPLY
Sixgen
Columbia, MD
L4 Mid
October 10th, 2026
Information Security Analysts
National Security
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Lead Cyber Range Modeling & Simulation Engineer
APPLY
Sixgen
Fort Meade, MD
L7 Manager
October 15th, 2026
Architectural and Engineering Managers
Engineering Services
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Senior Space Red Team Lead – Remote Space Cyber Testing
APPLY
Sixgen
Washington, DC
Remote
L5 Senior
October 14th, 2026
Information Security Analysts
Space Research and Technology
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Red Team Operator
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Sixgen
Washington, DC
L5 Senior
October 19th, 2026
Penetration Testers
Computer Systems Design Services
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Remote Threat Hunter & Purple Team Operator
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Sixgen
Washington, DC
Remote
L5 Senior
October 22nd, 2026
Information Security Analysts
Computer Systems Design Services
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Senior Red Team Operator — Remote/Hybrid
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Sixgen
Huntsville, AL
Remote
L4 Mid
November 4th, 2026
Special Forces
Computer Systems Design Services
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Technology & Engineering Lead
APPLY
Sixgen
Sterling, VA
L7 Manager
October 31st, 2026
Architectural and Engineering Managers
Engineering Services
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Senior AI/ML Engineer – TS/SCI Poly, Remote Ready
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Sixgen
Columbia, MD
Remote
L5 Senior
October 15th, 2026
Computer Systems Engineers/Architects
Computer Systems Design Services
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