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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 (PMA-268) with the responsibility to coordinate all System-of-Systems (SoS) development and integration. The MQ-25A is designed as an unmanned carrier launched air vehicle with a primary mission of providing air to air refueling of other carrier launched aircraft and a secondary mission of supplying intelligence, surveillance and reconnaissance data to ship and shore sites. SOLUTE, a Sigma Defense Company is seeking a self-directed and highly motivated individual to join our team as a Network Engineer to support testing of communications between Surrogate MQ-25 Air Vehicle and Ground Control Station. Testing will include both Narrowband and Wideband satellite and line-of-site links in support of C4I Operational Network Evaluation test events. Additional responsibilities will include writing Test Plans, Test Procedures, Test Reports and lab configuration & testing in support of various test events. Familiarity with US Navy's afloat and ashore Automated Digital Network System (ADNS) architecture extremely helpful. Additional familiarity with provisioning and operation of any of the following links and terminals are helpful, but not required: Wideband links Starlink/Starshield, Wideband Global SATCOM (WGS), Network Tactical Common Data Link (NTCDL) and CBSP Satellite Services Contract (CSSC); and Narrowband links Mobile User Objective System (MUOS -both DMR and ARC-210) and Ultra-High Frequency (UHF) Line of Site. 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 4+ years of experience in DoD or other Government Unclassified and Classified Systems/Networks, Cisco Routing and Switching, Network Engineering, Network Testing, and Implementation planning. Demonstrated proficiency in: Layer 2 switching and layer 3 routing Multicast, BGP, DMVPN, IPSec, EIGRP, OSPF, VRRP, STP, VTP, ACLs, and Layer 3 tunnels Operating Linux systems and configuring/troubleshooting Linux network-related tasks Excellent verbal and written communication skills Ability to work with network-related hardware and software Experience with network automation tools (Ansible, Python) Cisco CCNA/CCNP certification is preferred Network Engineering experience with ADNS, CANES, and/or CaaS preferred IAT Level II certification (or ability to obtain within 6 months) Must be a U.S. citizen Candidate Differentiators: CCNP CCIE CCNE Mandatory Certifications: DoD 8570 IAT Level II (Security +) CCNA Computer Programs/Software: Microsoft Office Suite 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 or related field of study Essential Job Duties (not all-inclusive): Participate in network integration, testing, and troubleshooting, including loading configurations, troubleshooting devices, and performing Wireshark traffic analysis Design, develop, optimize, and test network systems in a multi-vendor environment, including routers, switches, firewalls, and other devices Perform hardware and software testing, analysis, and selection, and apply DISA STIGs and generate RMF artifacts Develop and maintain system documentation and generate network traffic with tools like Spirent traffic generators Configure and troubleshoot network devices, including Inline Network Encryptors (INEs) and Linux IP Tables Provide operational support, including performing equipment operational tests, collecting and analyzing test data, and identifying/reporting issues Salary Range : $120,000 - $130,000 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
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.