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.

5 - 10 years of experience. Must be a U.S. citizen. Computer Programs/Software: ACAS Trellix ESS Spork/Spork+ NetIQ SIEM Sentinel Mandatory Certifications: Security+ CE or CISSP At minimum one of the following operating system/platform certifications: Linux Windows V

Mware Cisco Personnel Clearance Level: Candidate must possess or have the ability to obtain an active Secret security clearance or higher. Education

Bachelor's degree from an accredited college or university. Essential Job Duties (not all-inclusive): Implement and enforce DoD cybersecurity policies (STIGs, RMF, NIST SP 800-53) across CANES systems. Design, Develop, implement and troubleshoot solutions for vu