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Sigma Defense

1335 - Systems Engineer III

Norfolk
Salary
$100,000 - $150,000 annually
Level
Senior
Visa
Not offered

Not stated in the posting: work type.

Open. First seen 3 October 2026.

About the role

Sigma Defense is seeking a Systems Engineer III to join our team and assist on a Navy contract.

Sigma Defense's standard text

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Requirements

  • 10 years of full-time professional experience in systems engineering, with 2 of the years being full-time experience at the system level in any of the following areas: requirements definition, system design parameters, concepts operation, risk assessment, productivity studies/analyses, performance analyses, test and evaluation, post-delivery support of COE or EW Systems.
  • 3 years of full-time professional experience in each of the following skillsets/disciplines:
  • Operating Systems experience in Windows and Linux.
  • Linux System Administrator.
  • Hardware and Software configuration management of tracking bug, enhancements, requirements, risks, test results, and tasks.
  • System and Network Security related activities to include design, implementation, configuration and enforcement of security controls on network, hardware, and software components and devices.
  • 1 year of full-time professional experience support of total Life-Cycle system design or equivalent academic background.
  • Must be a U.S. citizen.

Personnel Clearance Level:

  • Candidate must possess an active TS/SCI clearance or higher.
  • A clearance will not be sponsored.

Education Requirements:

  • Bachelor's degree from an accredited college or university in Mechanical, Electrical, or Computer Engineering.

Salary Range: $100,000 - $150,000 annually

Benefits

  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary

What this role asks for

83% of this description is written for the role. The rest is Sigma Defense's standard text, folded away below.

Read against Sigma Defense's other open postings on this site.

The team: IMS (IMSENG, IMSPRG, IMSNM, IMST&R)

This role is one of 9 open in IMS (IMSENG, IMSPRG, IMSNM, IMST&R). 8 were posted in the last 30 days.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Cybersecurity (5 of 9), Python (5 of 9), Linux (4 of 9), Ansible (3 of 9), Cisco (3 of 9), PowerShell (3 of 9), VMware (3 of 9)

OTHER ROLES ON THIS TEAM

From the team and dates on Sigma Defense's own job board.

Posting history

Reposted once since 26 March 2026: a posting for this role in Norfolk was taken down and the role was posted again.

  • 3 October 2026 – open (this posting)
  • 26 March 2026 – closed 14 June 2026

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