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Jobs in United States

15 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.

1–15 of 15 jobs

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Technology & Engineering Lead
8 days ago
SixGen, Inc. · Sterling, Virginia, United States
Lead / staff$200K – $250K a yearEngineering
As SIXGEN continues to grow, so does the complexity of the infrastructure needed to support our teams and programs. We're launching new customer engagements, developing new technologies, and expanding into environments with unique technical, operational, and security…
Reverse Engineer
2 weeks ago
SixGen, Inc. · Arlington, Virginia, United States
Full-timeMid levelEngineering
Position: Reverse Engineer
Platform Devops Engineer-TS/SCI & CI POLY
4 weeks ago
SixGen, Inc. · Columbia, Maryland, United States
Full-timeFrom $215K a yearEngineering
Position: Platform DevOps Engineer; Job Type: Full Time; Location: Columbia, MD; Clearance Requirement: TS/SCI, CI Poly; Salary : Senior $215K SME $240K
AI/ML Engineer-TS/SCI & CI POLY
4 weeks ago
SixGen, Inc. · Columbia, Maryland, United States
Full-timeFrom $215.00 an hourData & AI
Position: AI/ML Engineer; Job Type: Full Time; Location: Columbia, MD; Clearance Requirement: TS/SCI, CI Poly; Salary : Senior $215, SME $240K
Reverse Engineer
2 months ago
SixGen, Inc. · Sterling, Virginia, United States
Full-timeMid levelEngineering
Position: Reverse Engineer
Senior Malware Analyst (Media, Malware, and Analysis – MMA) MD TS/SCI CI POLY
3 months ago
SixGen, Inc. · Ft Meade, Maryland, United States
SeniorOperations
Full-time
Senior Cost Estimator/Analyst-TS/SCI & Poly
4 months ago
SixGen, Inc. · Annapolis Junction, Maryland, United States
SeniorOperations
Position: Senior Cost Estimator/Analyst; Location: Annapolis Junction, MD; Clearance Requirement: TS/SCI with Polygraph
Senior CNO Developer
4 months ago
SixGen, Inc. · Annapolis Junction, Maryland, United States
SeniorEngineering
Position: Senior CNO Developer; Location: Annapolis Junction, MD; Clearance Requirement: TS/SCI with CI Poly (or ability to obtain prior to starting)
Data Scientist (TS/SCI w/ Poly)
6 months ago
SixGen, Inc. · Columbia, Maryland, United States
Full-time$180K – $220K a yearData & AI
Position: Senior Data Scientist
Lead Modeling and Simulation Engineer
6 months ago
SixGen, Inc. · Customer Site, United States
On-siteFull-timeLead / staffFrom $200K a yearEngineering
Position: Lead Modeling and Simulation Engineer; Job Type: Full Time; Location: Onsite; Clearance Requirements: TS/SCI & Poly (MUST HAVE); Travel: Up to 10%
Senior Software Engineer (TS/SCI w/poly)
7 months ago
SixGen, Inc. · Ft. Meade, Maryland, United States
Full-timeSeniorEngineering
Position: Software Engineer
Systems Engineer (TS/SCI w/ Poly)
8 months ago
SixGen, Inc. · Columbia, Maryland, United States
Full-time$201K – $240K a yearEngineering
Position: Systems Engineer
CNE Developer-TS Required
12 months ago
SixGen, Inc. · Columbia, Maryland, United States
Full-time$225K – $250K a yearEngineering
Design, develop, test, and maintain software supporting authorized CNE research, capability development, and mission requirements.; Conduct vulnerability research and root-cause analysis of operating systems, applications, services, and network protocols.; Reverse engineer…
Full Stack Software Engineer (TS/SCI w/ Poly)
17 months ago
SixGen, Inc. · Fort Meade, Maryland, United States
On-siteFull-time$90K – $185K a yearEngineering
SIXGEN supports missions by serving government and commercial organizations as they overcome global cybersecurity challenges. In this position, you’ll provide meaningful support to our customer’s missions and operations. You’ll work alongside a team of highly skilled operators…
Red Team Operator
29 months ago
SixGen, Inc. · Washington, District of Columbia, United States
Full-timeMid level$115K – $120K a yearTrades & logistics
Position: Red Team Operator; Job Type: Full Time; Location: On-site 1x/week in Washington DC; Clearance Requirements: None, but Public Trust preferred; Travel: None

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.