1520 - Network Engineer I, II, or III
$75k - $100kSigma Defense Systems Inc
Overview
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
Additional Requirements
- 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: Bachelors or Technical Degree from an accredited college or university in an unspecified field of study
Essential Job Duties
- 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
$85k - $175k
...Sigma Defense is seeking Network Engineers, level I-III to support the design, implementation, and sustainment of Consolidated Afloat Networks and Enterprise Services (CANES) infrastructure for U.S. Navy platforms. The candidate will configure, secure, automate, and document...Suggested- ...Koam Engineering Systems, Inc. (KES Inc.) is an employee owned small business specializing... ...Summary We are currently seeking a Network Engineer III to support secure network engineering... ...independent judgment Security+ (DoD IAT Level II) or ability to meet requirements within...Suggested
$92k - $150k
A defense technology company in California is seeking a Drafting Engineer II/III to support U.S. Navy projects. The role involves system rack design, technical drawing packages, and troubleshooting. Candidates must have relevant experience and a technical degree, and be...Suggested$117k - $195.1k
...Network Engineer III Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that...SuggestedHourly payContract workTemporary workWork experience placementWork at officeLocal areaRemote work$96.6k - $160.85k
...Network Engineer III Location US-CA-San Diego ID 2026-11258 Category Network Engineering Position Type Regular Full-Time Application Open Date 6/2/2026 Salary Statement Estimated Starting Salary Range: USD...SuggestedFull timeFor contractorsLocal area$85k - $150k
...Saalex Corporation is seeking multiple Network Engineer II 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...Contract workTemporary workLocal areaFlexible hours$91k - $100k
...be expected to perform other jobs from time to time. SUMMARY: Under the general direction of the Network Operations Manager, Network Engineer II is responsible for the daily operations of the agency's data communication networks. The Network Engineer II is...For contractorsWork at officeLocal area- A technology services company seeks a Network Engineer III to support the Navy Enterprise Tactical Training Network in San Diego, CA. The role involves establishing system requirements, designing architectures, and ensuring compliance with standards. A bachelor's degree...
$90.98k - $129.19k
San Diego Metropolitan Transit System is looking for a Network Engineer II to oversee the daily operations of their data communication networks. The ideal candidate will manage network environments, enhance performance, and mentor staff. Essential skills include proficiency...- Koam Engineering Systems, Inc. (KES Inc.) is hiring a Network Engineer III in San Diego, California. The role entails supporting secure network engineering operations in a DoD environment, focusing on CANES hardware and software. Responsibilities include configuring, maintaining...
$95.38k - $160.85k
Network Engineer II page is loaded## Network Engineer IIlocations: San Diego, CAtime type: Full timeposted on: Posted 2 Days Agojob requisition id: JR101220Headquartered in San Diego with regional offices located throughout the United States, ICW Group has been named for...Work at officeLocal 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...Work at officeLocal area
$110k - $175k
...Sigma Defense is seeking Cybersecurity Engineers, levels II-III to support the Consolidated Afloat Networks and Enterprise Services (CANES) program for U.S. Navy platforms. The candidate will be responsible for system hardening, implementing Security Technical Implementation...$110k - $175k
A cybersecurity firm in California is looking for Cybersecurity Engineers, levels II-III, to join their team supporting the U.S. Navy's CANES program. The position involves enforcing DoD cybersecurity policies, conducting vulnerability assessments, and handling RMF activities...$92k - $150k
Sigma Defense is seeking a Drafting Engineer II, III to support PMW160 and NIWC Pacific for U.S. Navy Enterprise networks. The successful candidate will have an opportunity to shape capability delivery by providing: System Rack Design Technical Data Packages Installation...$92k - $150k
Sigma-Defense is seeking a Drafting Engineer II/III in San Diego to support Navy Enterprise networks. Responsibilities include system design, troubleshooting, and lifecycle engineering support. Candidates must possess a technical degree or relevant experience and must...- A leading technology services company is seeking a Network Engineer III in San Diego, CA. This role supports the Navy by designing and maintaining secure, scalable network architectures for virtual environments. The ideal candidate will have 5-7 years of experience in...
- Summary The Systems Administrator II/VDI Engineer supports the design, configuration, and sustainment... ...and RMF requirements. Coordinate with network, cybersecurity, and platform teams to... ..., and system diagrams. Provide Tier II/III technical support and assist with user...Remote work
$75k - $150k
...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...$91k - $100k
San Diego Metropolitan Transit System (MTS) is seeking a Network Engineer II responsible for managing the agency’s data communication networks. This role involves troubleshooting, planning, and optimizing network performance, with opportunities for mentoring and staff training...$75k - $100k
...Defense is seeking a Systems Engineer to support PMW160 and NIWC Pacific for U.S. Navy Enterprise networks. The successful candidate will... ...citizen. Systems Engineer II: ~3+ Years of Experience.... ...Citizen. Systems Engineer III: ~7+ Years of Experience....$120k - $140k
...Overview The Automated Digital Network System (ADNS) is an Acquisition Category II program that integrates and adapts... ...highly motivated C4I Systems/Network Engineer to support this mission. Equal... ...or Navy help desk/Tier II‑III support is preferred ~ DoD 8570...Work at office$90k - $125k
...Integrator Satellite Deployable Node - Level II Homestead, FL SMX is seeking Field... ...- Satellite Deployable Node - Level III to support the sustainment, integration, and... ...Conduct full operational system checks, pull network services, and validate USSOCOM/SIE connectivity...Contract workWork experience placement$77k - $110k
A technology solutions provider is seeking a Systems Engineer in San Diego to design, implement, and maintain secure network infrastructures. The role demands at least 3 years of experience in network engineering and requires U.S. citizenship for base work. The engineer...$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$105k - $115k
Epsilon Systems Solutions, Inc. is seeking a Systems Engineer II in San Diego, CA. This position requires at least 3 years of experience in systems engineering, focusing on developing system specifications and technical documentation. The ideal candidate will possess strong...$34.99 - $43.08 per hour
...Network Administrator II American Specialty Health Incorporated (ASH) is seeking a Network Administrator II to join our Information Technology... ...changes under the guidance of senior network or security engineers. The ideal candidate has an intermediate understanding of...Hourly payCasual workWork at officeLocal areaRemote workWork from home2 days per week- Tandem Diabetes Care, Inc. is looking for a Systems Engineer II to support mobile applications in San Diego, CA. This role involves defining system-level requirements and collaborating across various teams. Candidates should have a BS in relevant engineering fields, with...Work at officeRemote work
$38 - $49 per hour
Harbor IT, LLC is looking for an experienced Field Technician II based in San Diego, California. In this unique role, you will provide... ...will include troubleshooting desktop, server, and network issues both onsite and remotely, while also participating in IT...Hourly payRemote work$32.3 - $35.91 per hour
...Epsilon Systems Solutions, Inc., is seeking a full-time Project Support Engineer II in San Diego, CA. Job Summary: Provide to project teams project engineering services in support of Chief of Naval Operations Availabilities (CNO), Emergent Availabilities (EM)...Hourly payFull timeTemporary workFor contractorsWork at officeLocal area
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to 1520 - Network Engineer I, II, or III. Be the first to apply!
- network engineer full time San Diego, CA
- network implementation engineer San Diego, CA
- juniper network engineer San Diego, CA
- principal network engineer San Diego, CA
- network consulting engineer San Diego, CA
- wireless network engineer San Diego, CA
- cisco ccnp network engineer San Diego, CA
- network engineer level San Diego, CA
- network infrastructure engineer San Diego, CA
- network engineer - lan/wan San Diego, CA

