San Diego, California, United States · On-site
$125k–$145k/yr
Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA. The Network Engineer delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy's carrier training t…
Skills: Network Engineering, Troubleshooting, CANES, NIPR, SIPR
San Diego, California, United States · On-site
We are looking for a reliable and experienced Janitorial Cleaner to perform a variety of cleaning duties to ensure a clean, safe, and orderly environment across assigned facilities. This role plays a critical part in mai…
Skills: Janitorial services, Cleaning, Sanitization, Floor maintenance, Waste management
San Diego, California, United States · On-site
$90k–$118k/yr
Sigma Defense is seeking an experienced Training Specialist with Navy and Marine Corps training background to provide Curriculum Development/Maintenance and Training Support to Expeditionary Warfare Training Group (EWTGP…
Skills: Curriculum development, Instructional design, Navy training, Marine Corps training, AIM II
San Diego, California, United States · On-site
$30/hr–$45/hr
CONSTRUCTION SERVICES PRACTICE Michael Baker International’s Construction Services staff supports clients by acting as their trusted on-site agent through all phases of construction, from pre-design to close-out, by prov…
Skills: Construction inspection, Quality assurance, Safety compliance, Technical reporting, Blueprint reading
San Diego, California, United States · Hybrid
$100k–$145k/yr
Requisition Number: 29763 Required Travel: 0 - 10% Employment Type: Full Time/Hourly/Non-Exempt Anticipated Salary Range: $99,960.00 - $145,000.00 Security Clearance: Secret Level of Experience: Mid Meet HII’s Mission Te…
Skills: C#, Angular, Software development, UI development, Systems engineering
San Diego, California, United States · Hybrid
$107k–$151k/yr
Requisition Number: 29762 Required Travel: 11 - 25% Employment Type: Full Time/Hourly/Non-Exempt Anticipated Salary Range: $106,646.00 - $151,000.00 Security Clearance: Secret Level of Experience: Mid Meet HII’s Mission …
Skills: C#, Software engineering, TAK ecosystem, WinTAK, ATAK
San Diego, California, United States · On-site
$90k–$110k/yr
Requisition Number: 29695 Required Travel: 11 - 25% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $90,090.00 - $110,000.00 Security Clearance: Ability to Obtain Level of Experience: Management Meet…
Skills: Environmental Health and Safety, OSHA compliance, NAVSEA standard items, Incident investigation, Root cause analysis
San Diego, California, United States · On-site
$45k–$90k/yr
Requisition Number: 232202 Job Description Cintas is seeking a Service Sales Representative - First Aid and Safety to sell and service customers in a manner which exceeds their expectations. Responsibilities include deve…
Skills: Sales, Customer service, Relationship management, Product replacement, Safety equipment maintenance
San Diego, California, United States · On-site
$80k–$90k/yr
R10098788 Specialist, Safety & Compliance (Open) Location: San Diego, CA - Filling industrialSanta Ana, CA - S Fairview Av - Filling industrial How will you CONTRIBUTE and GROW? We are committed to building a diverse and…
Skills: Safety compliance, Regulatory compliance, Incident investigation, Root cause analysis, Auditing
San Diego, California, United States · On-site
$28/hr–$35/hr
Overview Responsible to assist with the day-to-day operation, maintenance, and repairs of the mechanical and utility systems associated with the STA San Diego and HDB facilities. This includes the building HVAC and chill…
Skills: HVAC Maintenance, Plumbing, Electrical Repairs, Building Maintenance, cGMP Compliance
San Diego, California, United States · On-site
$76k–$114k/yr
RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…
Skills: Industrial security, Personnel security, Document control, Physical security, Security audits
San Diego, California, United States · On-site
$111k–$167k/yr
Company:Qualcomm Technologies, Inc. Job Area:Engineering Group, Engineering Group > Software Engineering General Summary: ***This position is not eligible for Qualcomm immigration sponsorship*** Qualcomm’s Open Source En…
Skills: SBOM, Open source compliance, Software supply chain, Python, C
San Diego, California, United States · On-site
$179k–$268k/yr
Company:Qualcomm Technologies, Inc. Job Area:Engineering Group, Engineering Group > SoC Architecture General Summary: Research, innovate and provide SoC architecture platforms and solutions for all SoC’s across QCT. Enga…
Skills: SoC Architecture, System Safety Architecture, ISO 26262, IEC 61508, FMEA
Northrop Grumman Mission Systems, Inc.San Diego, California, United States · On-site
$63k–$114k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…
Skills: Contract administration, Proposal development, Contract negotiation, Risk mitigation, Compliance assurance
San Diego, California, United States · On-site
Overview Allied Universal®, North America’s leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and collaborative workplace…
Skills: Security patrol, Access control, Customer service, Incident response, Report writing
San Diego, California, United States · On-site
$114k–$213k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Interim Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible op…
Skills: Systems engineering, Requirements development, Use case development, Hardware development, Software development
Wiss, Janney, Elstner Associates, Inc.San Diego, California, United States · On-site
$17/hr–$35/hr
Wiss, Janney, Elstner Associates, Inc. (WJE) is seeking current fire protection engineering students for a Summer 2027 Internship within our Fire Protection Engineering practice based on-site in one of the following loca…
Skills: Fire protection engineering, Life safety, Building codes, Field investigations, Condition assessments
San Diego, California, United States · On-site
$76k–$144k/yr
Date Posted: 2026-09-08 Country: United States of America Location: US-CA-SAN DIEGO-17030-CUST ~ 17030 Golden Top Rd ~ NGIS BLDG (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status…
Skills: System engineering, Linux, Solaris, Irix, Unix
El Segundo, California, United States · On-site
$92k–$138k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opportu…
Skills: DevSecOps, Software engineering, Continuous integration, Continuous deployment, C
Palmdale, California, United States · On-site
$177k–$266k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opport…
Skills: Electronics engineering, Systems engineering, Aerospace engineering, Project management, Earned Value Management
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The Network Engineer will maintain, configure, and troubleshoot carrier training tactical hardware and network components to ensure system readiness. They will provide direct technical support to shipboard ITs and coordinate with stakeholders to align system updates with fleet schedules.
Candidates must have 3-5 years of network engineering experience and possess an active Secret security clearance. A bachelor's degree in a related field and DoD 8570 IAT Level II certification are required.
Sigma Defense is seeking a Network Engineer IV to support our team in San Diego, CA.
The Network Engineer delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy's carrier training tactical system - a ruggedized component of the CANES architecture used across Fleet units. The role ensures reliable tactical data transport, system interoperability, and secure network performance during Fleet training events and readiness exercises. The engineer supports NIWC Pacific and shipboard ITs by maintaining, configuring, troubleshooting, and modernizing Network hardware and software baselines. Position at the intersection of fleet training and afloat network readiness, the role provides hands-on technical leadership and direct support to operations units preparing for deployment.
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.
Candidate Differentiators:
Mandatory Certifications:
Computer Programs/Software:
Personnel Clearance Level:
Education Requirements:
Essential Job Duties (not all-inclusive):
Salary Range: $125,000 - 145,000 annually.
Sigma Defense is a leading technology company serving the Department of Defense (DoD), specializing in solutions and services for CJADC2, C5ISR, Electronic Warfare and DevSecOps supporting customers in the Army, Navy, Air Force, Marine Corps, Space Force, and other government agencies. Since 2006, we have provided new capabilities for unified tactical communications and development services that keep warfighters and commands connected with a software-focused approach that accelerates information collection and sharing for faster decision making and better mission outcomes. Sigma Defense is composed of 5 divisions: Sigma Defense Systems (SDS), Innovative Mission Solutions (IMS), Integrated Services Division (ISD), EWA GSI and EWA Warrior Services that deliver unique capabilities aligned to an integrated CJADC2 ecosystem: Olympus, purpose built to for “sense, make sense and act.” Customers turn to Sigma Defense for support for digital modernization, leveraging engineering, program management, and logistics services for technical solutions that encompass ground, air, and space-based systems and sensors and network and satellite communications. We enable faster access to data and intelligence from edge to core to cloud for better insights across the decision-making spectrum. Sigma is headquartered in Perry, GA with satellite offices both CONUS and OCONUS.
Offices: 1812 Macon Rd, Perry, Georgia 31069, US · 1455 Frazee Rd, Suite 900, San Diego, California 92108, US · 200 12th St S, Arlington, Virginia 22202, US · 22289 Exploration Drive, Suite 350, Lexington Park, Maryland 20653, US · 190 West Park Loop NW, Huntsville, Alabama 35806, US
There are currently 2,019 open security & safety positions in San Diego, CA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Northrop Grumman, Northrop Grumman Mission Systems, Inc., Allied Universal, Booz Allen Hamilton, Leidos, among others. Browse the listings above to see every active employer.
Yes — 240 of the 2019 open security & safety positions offer remote or hybrid work (37 remote, 203 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
