1699 - CTU 4 Network Engineer at Sigma Defense in San Diego, CA

Sigma Defense logo 1699 - NETWORK ENGINEER IV AT SIGMA DEFENSE On-siteSan Diego, California, United StatesIMS (IMSENG, IMSPRG, IMSNM, IMST&R)Full-time Posted today DESCRIPTION Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA. 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 • 3 - 5 years of network engineering experience. • Strong network engineering and troubleshooting skills. • Familiarity with Navy tactical networks and enclaves (NIPR/SIPR/CANES). • Ability to operate across shipboard, NIWC, and TYCOM stakeholders. • Clear and effective communication with shipboard ITs and leadership. • Ability to support occasional underway periods or pier side testing. • Experience with automation development, scripting, or infrastructure-as-code (e.g. Ansible, Python) is preferred. • Familiarity with DevSecOps principles and Zero Trust architectures is preferred. • Must be a U.S. citizen. Candidate Differentiators: • Previous experience supporting CANES, ADNS, CTU4, Fleet training, or afloat training. • Experience with automation, CI/CD pipelines, testing frameworks, or DevSecOps toolchains. • Programming or scripting experience to include Python, Bash and or PowerShell. Mandatory Certifications: • DoD 8570 IAT Level II (Security +) • CCNA/CCNP Computer Programs/Software: • Linux (RHEL) • Windows Server • Cisco IOS/NX-OS • Juniper JUNOS • Virtualization (VMware ESXi) Personnel Clearance Level: • Candidate must possess or have the ability to obtain an active Secret security clearance or higher. • Clearance may be sponsored for the right candidate. • Candidate must hold an active Secret clearance to begin work. Education Requirements: • Bachelor's degree from an accredited college or university in Network Engineering, Computer Science, or related field of study. Essential Job Duties (not all-inclusive): • Network Engineering & System Sustainment • Maintain, configure, and troubleshoot CTU 4 tactical hardware and associated network components. • Perform system updates, patching, baseline management, and configuration control. • Support virtualization, enclave routing, cross domain interfaces, and tactical data paths. • Afloat Integration & Technical Support • Provide direct technical support to shipboard ITs during Fleet training evolutions. • Conduct pier side and underway testing of CTU 4 components. • Validate system readiness prior to major Fleet exercises and deployment workups. • Cybersecurity & Compliance • Support RMF artifacts, STIG application, HBSS/ACAS compliance, and vulnerability remediation. • Ensure CTU 4 components meet Navy cybersecurity and accreditation requirements. • Support Zero Trust–aligned hardening and secure configuration practices. • System Testing & Evaluation • Execute functional and performance tests, regression tests, and interoperability assessments. • Document findings, track anomalies, and recommend corrective actions. • Support automated test development where feasible. • Program Integration & Coordination • Coordinate with NIWC engineers, shipboard personnel, and TYCOM/Fleet stakeholders. • Align system updates with fleet schedules, maintenance windows, and CANES baselines. • Documentation & Reporting • Produce technical reports, configuration documentation, and system status updates. • Provide clear recommendations to leadership on system risks, readiness, and modernization needs. Salary Range: $125,000 - 145,000 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 More about Sigma Defense Sigma Defense logo VISIT WEBSITE Sigma Defense is challenging the defense industry status quo with an innovative approach to delivering JADC2, DevSecOps and C5ISR capabilities to today’s warfighter. We are hiring the best and brightest to be a part of our team that is focused on bringing next generation technology and solutions to market. As a company founded by veterans, we are committed to supporting our service men and women in their next career and we are proud to be recognized as a 2025 HIRE Vets Medallion Award recipient. Sigma Defense is a new kind of military system integrator: using the field experience of our team and technical expertise of our businesses to translate sophisticated technologies into a tactical communications fabric that keeps warfighters and commands connected, united, confident, and ready for what’s next. From ground to space and the air in between, Sigma Defense’s software-defined communications and supporting development capabilities support key modernization initiatives across every service branch. We are a team of innovative professionals collaborating in a highly motivating work environment that fosters creativity and independent thinking. The work we do is meaningful and stimulating and our team is working on cutting-edge projects that move the state-of-the-art closer to the people who need them. If you're looking for a challenging, high growth environment with opportunities to lead and deliver solutions that protect and defend our service men and women, we want to speak to you. Workable uses cookies to improve user’s experience, personalise ads and analyse traffic. You can accept all cookies, decline all optional cookies, or manage your cookie settings. To learn more, view our cookies policy. Cookies settings Accept allDecline all