1784 - Network Security Engineer III

Sigma Defense is seeking a Network Security Engineer III to join our team in San Diego, CA. This position supports the enforcement of DoD cybersecurity policies (STIGs, RMF, NIST SP 800-53) across CANES environments while leveraging expertise in ACAS, Trellix ESS, NetIQ Sentinel, and Splunk. This role requires hands-on system hardening, vulnerability management, and configuration automation via GitLab, GitHub, and Spork/Spork+.

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.

Computer Programs/Software

Mandatory Certifications

Personnel Clearance Level

Education Requirements

Essential Job Duties (not all-inclusive)

Salary Range: $120,000 - $150,000 annually.

• 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