Senior Embedded Software Engineer (RTOS Experience Required)

Lynx; Atlanta (GA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Low-cost Health Coverage

401K with employer match

PTO + 11 holidays

Remote work opportunities based onRole

Employee Assistance Program (EAP)

Career growth and professional develop

Job summary

Thompson Software Solutions in Atlanta, GA is seeking a Senior Embedded Software Engineer to design, integrate, and test avionics software for military aircraft platforms.

The role requires 5+ years of embedded experience, C++ development for safety-critical systems, RTOS expertise (MOSAiC, VxWorks, Integrity), and willingness to obtain a security clearance and travel up to 10%.

Qualifications

• Bachelors Degree or equivalent in a STEM discipline
• 5+ years of embedded software development experience
• C++ development for safety-critical avionics systems
• Real-Time Operating Systems (MOSA.ic, VxWorks, Integrity)
• Embedded application development using RTOS and Windows environments
• Experience with MIL-STD-1553 & Ethernet communications
• Ability to obtain a security clearance
• Ability to work onsite 100%
• Willingness to travel up to 10%

Responsibilities

• Develop, integrate, and test avionics software for military aircraft platforms
• Contribute to mission-critical software systems for safety and reliability
• Collaborate with multi-site teams and other program deployment teams
• Document software designs and participate in requirements development

Skills

C++ development

RTOS experience

Embedded software

Team collaboration

Strong communication

Education

Bachelors Degree or equivalent in STEM

Tools

GitLab

Confluence

JIRA

Bitbucket

Wireshark

Lua scripting

DOORS

Job description

Senior Embedded Software Engineer (RTOS Experience Required)

Job Title: Senior Embedded Software Engineer

Location : Atlanta, GA

Salary Range: $120,000 - $160,000 + Bonus Eligible

Security Clearance: Ability to obtain a security clearance

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 Senior Embedded Software Engineer to support the development of advanced software systems for a military aircraft platforms. 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 in a STEM discipline
• 5+ years of embedded software development experience
• C++ development for safety-critical avionics systems
• Real-Time Operating Systems (MOSA.ic, VxWorks, Integrity)
• Embedded application development using RTOS and Windows environments
• Prior SW Development and Integration experience utilizing the following communications protocols (MIL-STD-1553 & Ethernet)
• Software integration & test in lab and hardware environments
• Ability to obtain a security clearance
• Ability to work onsite 100%
• Ability to travel 10%

Preferred / Additional Skills

• Active Secret Security Clearance
• Experience utilizing Greenhills ARINC 653/APEX API
• Experience developing software for Electronic Warfare and Self Protection Systems ((ALQ-213, ALE-47, AN/AAR-47, AN/ALR-56M)
• Familiarity with software requirements development utilizing IBM DOORS
• Experience updating/reviewing software documentation (SRS/IRS, SDD/IDD, STP, STD, STR, etc)
• Proficient with Atlassian Tools (Confluence, JIRA, Bitbucket, etc.)
• Version control and issue tracking (Gitlab, Atlassian suite)
• Hardware/software integration and troubleshooting
• Experience with Wireshark and Lua script plugins
• Experience with safety-critical software development and practices (DO-178C)
• 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

• 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.