1520 - Network Engineer I - III
$75k - $150kSigma Defense Systems LLC
6 days ago Be among the first 25 applicants. Get AI-powered advice on this job and more exclusive features. Salary & Pay Range This range is provided by Sigma Defense Systems LLC. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $75,000.00/yr - $150,000.00/yr Sigma Defense is seeking a Network Engineer I-III to support the design, implementation, and sustainment of the Navy's enterprise networks. The hired candidate will design, configure, secure, automate, and document high-availability networks in both shipboard and lab environments while supporting the full lifecycle from installation through sustainment. This includes working on DoD initiatives such as SD-WAN, IPv6 Migration, Zero Trust Networks and Cross-Domain Network solutions. They will work with SMEs in Cybersecurity, Systems Management, Systems Engineering, and Quality Assurance to learn the needs and goals of the system and shape the requirements of the network. 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 Network Engineer I 0-2 Years of Experience Knowledge of Network Access Control (Cisco ISE, Aruba ClearPass, FortiNAC, Forescout) Knowledge of Next-Gen Firewalls (Cisco Firepower, Palo Alto, Zscaler) Knowledge of Network Devices such as Switches, Routers, Wireless Controllers/APs, Proxy Servers, VOIP, and NTP services Knowledge of deployment automation tools (Ansible, Python, PowerShell) Knowledge of delivering network artifacts such as IP plans, network templates, cable tables, network diagrams, ports/protocols documentation, and configuration guides Security+ or CISSP and at least one industry certification (CCNA/DevNet Associate) Must be a U.S. Citizen Network Engineer II 3+ Years of Experience Experience with Network Access Control (Cisco ISE, Aruba ClearPass, FortiNAC, Forescout) Experience with Next-Gen Firewalls (Cisco Firepower, Palo Alto, Zscaler) Experience with Network Devices such as Switches, Routers, Wireless Controllers/APs, Proxy Servers, VOIP, and NTP services Experience with deployment automation tools (Ansible, Python, PowerShell) Experience with delivering network artifacts such as IP plans, network templates, cable tables, network diagrams, ports/protocols documentation, and configuration guides Security+ or CISSP and at least one industry certification (CCNA/DevNet Associate) Must be a U.S. Citizen Network Engineer III 7+ Years of Experience Expertise with Network Access Control (Cisco ISE, Aruba ClearPass, FortiNAC, Forescout) Expertise with Next-Gen Firewalls (Cisco Firepower, Palo Alto, Zscaler) Expertise with Network Devices such as Switches, Routers, Wireless Controllers/APs, Proxy Servers, VOIP, and NTP services Expertise with deployment automation tools (Ansible, Python, PowerShell) Expertise with delivering network artifacts such as IP plans, network templates, cable tables, network diagrams, ports/protocols documentation, and configuration guides Security+ or CISSP and at least one industry certification (CCNP/DevNet Professional) Must be a U.S. Citizen Computer Software/Programs Network Access Control Switching/Routing Firewall Deployment Automation Personnel Clearance Level Candidate must possess or have the ability to obtain an active Secret security clearance or higher Clearance will be sponsored for the right candidate Education Requirements Bachelor's or Technical Degree from an accredited college or university in an unspecified field of study Essential Job Duties (not all-inclusive) Configure, install, and maintain network equipment, software and services across Navy Enterprise Network architecture to include switching, routing, firewall, proxy, wireless, call managers, network access control, voice over IP, and network time services Design, develop, implement, and troubleshoot VLANs, routing protocols, IP addressing plans, and WAN connectivity Integrate external services including a wide variety of connected systems Apply and validate network-related STIGs in coordination with cybersecurity personnel to ensure compliance with DoD security standards Create, maintain, and update installation documentation, network diagrams, IP schemas, port mappings, and script/configurations for automated installations Conduct diagnostics and fault isolation during official and unofficial test events as well as production installations Collaborate with systems, software, and cybersecurity engineers to deliver secure and resilient network operations Participate in shipboard testing, validation, and documentation. Salary Ranges Network Engineer I: $75,000 - $100,000 annually Network Engineer II: $85,000 - $115,000 annually Network Engineer III: $120,000 - $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 Seniority level Entry level Employment type Full-time Job function Information Technology Industries: Non-profit Organizations and Primary and Secondary Education Referrals increase your chances of interviewing at Sigma Defense Systems LLC by 2x #J-18808-Ljbffr Sigma Defense Systems LLC
$96.6k - $160.85k
...Network Engineer III Location: US-CA-San Diego Job ID: 2026-11257 Category: Network Engineering | Position Type: Regular Full-Time | Application Open Date: 6/2/2026 Estimated Starting Salary Range: USD $96,600.00 / Yr. - USD $160,850.00 / Yr. Salary to be determined by...SuggestedFull timeFor contractorsLocal area- MANTECH seeks a motivated, career and customer orientated Network Engineer III to join our team supporting NSWC Corona Range Systems Department to manage Information Technology efforts in support of the Navy Enterprise Tactical Training Network (NETTN). This position will...SuggestedWork at officeLocal area
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Saalex Corporation is seeking multiple Network Engineer III in Tidewater, VA and San Diego, CA. Saalex Corp. , is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services, Data Analytics...SuggestedContract workTemporary workLocal areaFlexible hours- Saalex Corporation is seeking a Network Engineer III to design, implement, and maintain secure enterprise networks for Navy and DoD environments across Tidewater, VA and San Diego, CA. The role requires 5-7 years of experience, a relevant degree, and certifications such...SuggestedContract work
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A defense solutions company in San Diego is looking for a Network Engineer I-III to support the design and sustainment of Navy enterprise networks. The candidate will manage high-availability networks, work on DoD initiatives, and collaborate with cybersecurity professionals...$120k - $130k
...Job Description Job Description Sigma Defense is seeking a Network Engineer III to support our team in San Diego, CA. The MQ-25 and Unmanned Carrier Aviation (UCA) Mission Control System (UMCS) programs of record (POR) are managed by the UCA Program Office...Contract workWork at office$75k - $130k
...Saalex Corporation is seeking multiple Network Administrator III in Tidewater, VA and San Diego, CA . Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics Services,...Contract workTemporary workLocal areaFlexible hours- Overview We are seeking a Cybersecurity Engineer III to join our team supporting the Department of Navy. TekSynap is a fast‑growing high‑tech company that understands both the pace of technology today and the need to have a comprehensive, well‑planned information management...Full timeTemporary workWork at officeLocal areaMonday to FridayWeekend workDay shiftAfternoon shift
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Northrop Grumman in San Diego seeks a Network Engineer for designing and operating secure military communication networks. The ideal candidate should have experience in network specifications and configuration and eligibility for a DoD Secret Clearance. This position offers...$130k - $150k
...Defense innovators. Here, visionary minds engineer the future of space technology through... ...DAY IN THE LIFE: As a Project Engineer III, you will spearhead the development of space... ...decisions. ~ Solid understanding of networking and communication protocols. ~ Ability...Hourly payTemporary workWork experience placementWork visaWeekend work$130k - $165k
...Sigma Defense is seeking a Systems Engineer II-III to join our team in San Diego, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma... ...Experience with supporting E-2D Advanced Hawkeye, Airborne Networking GIG Interface (ANGI), or similar experience with DOW airborne...$120k - $140k
...Requisition # : 1597 Job Title : Systems Engineer III Location : San Diego, CA Clearance Level : Secret, Must Have Clearance to Start Required... ...with cross-functional teams (developers, cybersecurity, network, and stakeholders) to deliver integrated solutions Working Conditions...Work experience placementWork at office$110k - $180k
...Saalex Corporation is seeking multiple Systems Engineer III positions in Tidewater, VA and San Diego, CA . Saalex Corp. is an Engineering and Information Technology Services company focused on Test Range Operations and Management, Engineering and Logistics Services, Data...Contract workTemporary workLocal areaFlexible hours- ...role onsite. Position Summary The position of the Senior Network Engineer will be responsible for production, development, and test... ...jobs such as network changes and its backups. Provide Tier III and advanced-level network support requested from the engineering...Full timeLocal areaRemote workMonday to Friday
$43.14 per hour
THOR Solutions is seeking a Platform Developer III to support NIWC Pacific in San Diego, CA. The selected candidate will develop and... ...Microsoft Power Apps and Power Automate solutions to support engineering and operational requirements. Support data transformation, reporting...Hourly payTemporary workFor contractorsInterim roleZero hours contractWork at officeLocal areaRemote workFlexible hours1 day per week$92.06k - $108k
TRC Companies, Inc. is seeking a Distribution Designer III to conduct field data collection and detailed design for electric distribution systems. The role involves engineering calculations, design checks, mentoring entry-level staff, and ensuring compliance with industry...- THOR Solutions, LLC is seeking a Platform Developer III to join their team in San Diego, CA. The role involves developing and maintaining business applications and automation solutions while collaborating with government and contractor personnel. The ideal candidate will...For contractors
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...growing Aerospace and Defense innovators. Here, visionary minds engineer the future of space technology through pioneering, compact, and... ...together. A Day in the Life As a Hardware Integration & Test Engineer III, you’ll take a lead role in validating complex hardware and...Work visaFlexible hours- Sigma Defense Systems LLC is seeking a Systems Engineer II-III to join our team in San Diego, CA. The role involves overseeing engineering activities, planning and integrating systems infrastructure, and developing specifications for performance and reliability. Ideal candidates...
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Agile Defense in San Diego, CA, is looking for a Systems Engineer III to engineer and optimize integrated systems that support enterprise-wide digital transformation initiatives. This role includes designing solutions that enhance reliability, security, and scalability...$93.36k - $107.28k
...tomorrow. Our strategy includes building teams across our global network to pioneer and shape the future of PCI. Summary This role is... ...completion of GMP-related documentation. The Automation Engineer III will lead technical assessments and upgrade projects for automated...Full timeWork at officeFlexible hours$120k - $140k
Overview The Automated Digital Network System (ADNS) is an Acquisition Category II program... ...directed, highly motivated C4I Systems/Network Engineer to support this mission. Equal... .../CT experience or Navy help desk/Tier II‑III support is preferred DoD 8570 IAT Level...Work at office$100k - $170k
Saalex Corporation Saalex Corporation is seeking multiple System Administrator III in Tidewater, VA and San Diego, CA . Saalex Corp., is an Engineering and Information Technology Services company with a focus on Test Range Operations and Management, Engineering and Logistics...Contract workTemporary workLocal areaFlexible hours$120k - $155.4k
...looking for a talented Systems Administrator III to support the Naval Information Warfare... ...compatibility Troubleshoot complex networking and operating system issues, providing expert... ...in Electrical/Electronic/Computer Engineering, Computer Science, Information Systems,...Contract work$100k - $170k
A leading engineering and IT services firm is seeking a System Administrator III in San Diego, CA. The role involves administering, maintaining, and securing enterprise IT systems across diverse environments, ensuring system reliability and compliance with military cybersecurity...$147k - $161k
...due to a disability, contact this employer to ask for an accommodation or an alternative application process. Model Based Systems Engineer III Full Time San Diego, CA, US 4 days ago Requisition ID: 1056 Salary Range: $147,000.00 To $161,000.00 Annually Position: Model...Full timeContract workWork at officeRemote work- Upcoresolutions is looking for an Electrical Engineer III to design, develop, and support subsea equipment. The role requires collaboration with mechanical engineers and integration of complex systems for the subsea industry. Ideal candidates will hold a Bachelor's in...Monday to Friday
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