Job Title: Principal Systems Engineer - Link 16
Location Marietta, GA
Salary Range: $160,000 - $200,000 + Bonus Eligible
Founded in 2004 with locations in Atlanta, GA, Fort Worth, TX, Denver, CO, & Huntsville, AL, Thompson Software Solutions (TSS) is a mission-driven aerospace and defense software and systems engineering company supporting the U.S. military, defense primes, and commercial space partners. We specialize in the development, integration, test, and deployment of safety & mission-critical software systems that power next-generation aircraft, defense platforms, and space technologies. Our team understands what it takes to modernize complex embedded systems while maintaining the rigor, compliance, and reliability required for mission and safety-critical environments.
As a defense-focused company of highly skilled and dedicated engineers, we take pride in solving complex technical challenges that directly impact national security and operational readiness. We partner closely with customers across the military aviation and space domains to deliver resilient, future-ready solutions with portability, sustainability, and long-term mission success in mind.
We are seeking a Principal Systems Engineer to provide technical leadership for the development, integration, and verification of a MIDS-JTRS block upgrade program. This individual will lead the systems engineering effort across the full product lifecycle, including requirements development, system architecture, interface definition, design, integration, verification, and customer acceptance.
The ideal candidate has deep expertise in Link 16 tactical data link systems, MIDS-JTRS terminals, and complex defense communication systems. This role requires close collaboration with software and hardware teams while serving as a technical leader for the effort.
Basic Requirements
Preferred Qualifications
Sound Exciting? Get in touch today! We have very robust benefits including:
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

At Lynx, we believe in a “software-defined everything at the edge” world, powered by trusted, mission-aligned partnerships that enable organizations to break free from the status quo and drive innovation at the speed of relevance.
As a portfolio company of OceanSound Partners, we deliver modular, open-standards-based software solutions that redefine the economics of developing, deploying, and maintaining high-assurance, mission-critical edge platforms. Designed for the most demanding environments, our secure computing solutions fuel operational excellence across aerospace, defense, automotive, medical, energy, industrial, and space applications.
Our expansion through the strategic acquisitions of Timesys, Thompson Software Solutions, and CoreAVI has broadened our technology leadership, encompassing open source and Linux-based development, certifiable safety-critical graphics and GPU compute, and AI at the edge.
At our core, we empower our customers to Seize the Edge. From integrated cloud-connected platforms leveraging the latest multicore and GPU technologies to hardened security, predictable performance, and robust reliability, Lynx enables real-time decision-making where it matters most.
Whether modernizing legacy systems or designing next-generation platforms, we partner closely to simplify complexity and unlock innovation. We deliver certifiable, safe, secure solutions aligned with your mission and operational goals, including compliance with DO-178C, ISO 26262, NIST 800-53, and more.
Join us in redefining what’s possible at the edge.