> Markdown version of [/jobs/ext/2208530-principal-systems-engineer](https://www.wearedevelopers.com/jobs/ext/2208530-principal-systems-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Systems Engineer - **Company:** Lynx Llc - **Location:** Marietta, GA, United States (Remote available) - **Experience:** Expert - **Salary:** $160,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Systems Engineering, Confluence, JIRA, Data Link, Computer Engineering, Network Interface Controllers, Hardware-In-The-Loop Simulation, Link 16, Requirements Management, Requirements Traceability, Systems Architecture, Systems Integration, C4ISR, DOORS (Software), Information Technology, Atlassian Tools, Bitbucket - **Published:** August 24, 2026 - **Apply:** https://www.dice.com/job-detail/edba2a48-2c80-4886-8723-dad72fa36746 ## About the Role * Bachelor's degree in Systems Engineering, Electrical Engineering, Computer Engineering, Computer Science, or a related technical discipline. * 10+ years of systems engineering experience supporting complex DoD communications, mission systems, or avionics programs. * Deep experience with Link 16 tactical data links and MIDS-JTRS terminals. * Experience supporting MIDS-JTRS Block Upgrade or other tactical data link modernization efforts. * Demonstrated experience developing, allocating, and managing system and subsystem requirements, including requirements traceability and verification. * Experience authoring system specifications, Interface Control Documents (ICDs), system design documentation, and verification documentation. * Strong understanding of Link 16 architectures, tactical message standards, network participation groups (NPGs), and terminal operation. * Experience leading system integration, verification, validation, and qualification testing. * Experience developing and executing system-level, integration, and Hardware-in-the-Loop (HIL) test procedures. * Demonstrated ability to troubleshoot complex hardware/software integration issues and perform root cause analysis. * Experience supporting major engineering reviews including SRR, PDR, CDR, TRR, and customer acceptance events. * Strong technical leadership skills with experience leading cross-functional engineering teams. * Excellent written and verbal communication skills. * Ability to obtain a security clearance, * Experience leading a MIDS-JTRS upgrade program or other Link 16 modernization program. * Experience with MIL-STD-6016, STANAG 5516, J-series messages, and tactical data link protocols. * Experience with Software Communications Architecture (SCA) and Joint Tactical Radio System (JTRS) technologies. * Experience using IBM DOORS for requirements management. * Experience supporting airborne mission systems, C4ISR, or tactical communications programs. * Experience working in Agile development environments. * Experience using Atlassian tools including Jira, Confluence, and Bitbucket. * Experience supporting formal customer qualification, certification, and fielding activities. ## Description We are seeking a Principal Systems Engineer to provide technical leadership for the development, integration, and verification of a MIDS-JTRS block upgrade program. 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