Senior Software Engineer - ATS (Onsite)

Date Posted:

2026-08-05

Country:

United States of America

Location:

US-CA-FULLERTON-676 ~ 1801 Hughes Dr ~ BLDG 676

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance Type:

None/Not Required

Security Clearance Status:

Not Required

Our Connected Aviation group has an exciting opportunity for a Senior Software Engineer to join our Air Traffic Systems (ATS) team. This is a chance to be part of an elite team of Software Engineers supporting the development and maintenance of the safety-of-life Wide-Area Augmentation System (WAAS) developed by the FAA for civil aviation. WAAS is the cornerstone of the FAA’s satellite navigation roadmap, transitioning from ground-based navigation to satellite-based navigation. As a Senior Software Engineer, you will play a crucial role in the design, development, integration, and verification of both operational and non-operational/test software. This position offers a unique opportunity to contribute to a critical system that enhances the safety and efficiency of aviation.

What You Will Do:

• You will perform and support software development to design, develop, and test software for processing, analyzing, and presenting high-capacity data collected from safety-critical, real-time, satellite-based systems.
• You will work with the software and leadership team to support cost and schedule objectives.
• You will support formal and informal software integration and test activities.
• You will support software qualification testing to meet DO-178B standards for requirements-based verification and robustness testing.
• You will update software process documentation and work instructions to meet DO-178B standards and company processes.
• You will update documentation related to test, verification, and design activities. - You will work with the software team and interface with other disciplines as needed to meet program milestones.
• You will support the collection and generation of software metrics for management and engineering reviews.
• You will lead and identify process improvement opportunities.
• You will support software process audits and engineering reviews.

What You Will Learn:

• You will gain expertise in designing and implementing innovative solutions to advance software tools to process large volumes of complex performance data collected from real-time safety-critical systems in satellite-based air traffic systems, impacting civil aviation domestically and internationally.
• You will acquire comprehensive knowledge of the product life cycle of safety-critical systems from initial design to deployment within a dynamic and innovative team environment.
• You will develop skills essential for shaping the future of aviation technology, contributing directly to advancements in civil aviation globally.

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience
• Must have a minimum of 5 years of experience in the Software Engineering field, specifically in a UNIX/Linux-based environment, with expertise in C Programming, structured programming, and the full software development lifecycle.
• Must have prior experience in software testing, including Unit Test, Integration Test, and System Test, along with proficiency in source code debugging using various debuggers.
• Must have prior experience in source code configuration management systems such as ClearCase, ClearQuest, Jira, and BitBucket/Git.
• U.S. citizenship is required - Only U.S. citizens are authorized to access information under these programs/contracts.
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Qualifications We Prefer:

• Prior experience with C99 dialect of C, Python, SQL, Matlab, bash/ksh/Perl scripting.
• Prior experience with Red Hat Enterprise Linux (RHEL), especially kernel development.
• Prior WAAS Experience and/or familiarity with WAAS processes and procedures.
• Prior experience with web application development using HTML, CSS, JQuery, C#, PHP, Json, VBScript, JavaScript, Angular.
• Prior knowledge of safety critical software requirements/DO-178B standards.
• Prior experience with cyber security implementation.

What We Offer:

Some of our competitive benefits package includes: 

• Flexible