Principal Embedded Software Engineer

Lynx; Marietta (GA); On-site; USD 160,000 - 200,000; Full time

Benefits offered by this job

Medical / Dental / Vision

401K with generous match

PTO + 11 holidays

Remote work opportunities based onRole

EAP

Career growth and development

Job summary

Thompson Software Solutions is seeking a Principal Embedded Software Engineer to support the development of advanced software systems for a military aircraft platform. This role offers exposure to mission-critical avionics and embedded capabilities that ensure performance, safety, and reliability for next-generation aviation systems.

The successful candidate will join a high-performing, multi-site team and must be self-motivated, with strong time-management and collaboration skills.

Qualifications

• Bachelor's degree or equivalent is required.
• 8+ years of embedded software development experience.
• C++ development for safety-critical avionics systems.
• Experience with RTOS such as MOSA.ic, VxWorks, and Integrity.
• Embedded application development in Linux (Yocto/RHEL), Windows, and Bare Metal environments.
• Willingness to travel up to 10% and work onsite full-time.

Responsibilities

• Support development of software systems for a military aircraft platform.
• Develop, integrate, and test software products as part of a multi-site team.
• Collaborate with program development and deployment teams.
• Subject to government security investigations and maintain eligibility for classified access.

Skills

Embedded software development

C++ development for safety-critical av

RTOS (MOSA.ic, VxWorks, Integrity)

Embedded Linux / Yocto / RHEL

Windows / Bare Metal

Onsite work 100%

Ability to travel 10%

Education

Bachelor's degree or equivalent

Tools

Confluence

JIRA

Bitbucket

Gitlab

Atlassian suite

Job description

Job Title: Principal Embedded Software Engineer

Location: Marietta, GA

Salary Range: $160,000 - $200,000 + Bonus Eligible

Security Clearance: Active Secret Clearance Required

Company Overview

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.

Description

Thompson Software Solutions is seeking a Principal Embedded Software Engineer to support the development of advanced software systems for a military aircraft platform. This is an opportunity to contribute directly to mission-critical avionics and embedded capabilities that enable the performance, safety, and effectiveness of next-generation military aviation systems.

This position requires a software engineer to use a wide application of technical principles, theories, and concepts in the software field to develop, integrate, and test software products. The successful candidate will be a member of a high-performing multi-site team and must be self-motivated with a strong work ethic, time-management, and interpersonal skills. In this role, you will work independently at times on projects, at other times will be in a collaborative team environment with other software engineers, as well as other program development and deployment teams.

Selected applicants will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Continued eligibility for access to classified information is required throughout employment, as dictated by program needs.

Basic Requirements

• Bachelors Degree or equivalent
• 8+ years of embedded software development experience
• C++ development for safety-critical avionics systems
• Real-Time Operating Systems (MOSA.ic, VxWorks, Integrity)
• Embedded application development in Linux (ie Yocto/RHEL), Windows, & Bare Metal environments
• Software integration & test in lab and hardware environmentsAbility to work onsite 100%
• Ability to travel 10%

Preferred / Additional Skills

• Proficient with Atlassian Tools (Confluence, JIRA, Bitbucket, etc.)
• Version control and issue tracking (Gitlab, Atlassian suite)
• Flight Software Development Experience
• Proficient in Python development
• Familiarity with software requirements development utilizing Model-Based System Engineering (MBSE) concepts and tools (ie Cameo)
• Digital simulation (SIL/MIL/HIL) and closed-loop testing
• Hardware/software integration and troubleshooting
• Experience with safety-critical software development and practices (DO-178C)
• Experience with Navigation, Guidance and Control Implementation
• Experience with Signal Processing Implementation
• Experience communicating and documenting complex technical designs
• Ability to work in a collaborative and team-based environment
• Excellent written and verbal communication and presentation skills

Benefits

• Low-cost Medical / Dental / Vision coverage options
• 401K with generous employer match
• Responsible Paid Time Off + 11 Paid Holidays
• Remote work opportunities based on role
• Employee Assistance Program (EAP)
• Career growth and professional development opportunities

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.

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