Raytheon Technologies

Principal Avionics Software Engineer - GNSS (ONSITE)

Raytheon Technologies$107K — $204K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Degree in STEM and 8 years of relevant experience or an advanced degree with 5 years of experience
  • Authorization to work in the U.S. without company sponsorship
  • Experience in embedded C/C++ software and proficiency in Python
  • Background in test automation and integration for avionics
  • Experience in developing test plans and performing software integration testing for avionics systems
  • Ability to interpret requirements and analyze test results
  • Strong communication and problem-solving skills

Responsibilities

  • Design and implement embedded software for advanced avionics navigation systems
  • Develop verification plans and test cases for GNSS algorithms
  • Perform requirements-based verification at various levels
  • Utilize automation and GenAI tools to enhance verification quality
  • Maintain traceability per DO-178C DAL A standards
  • Engage in formal engineering reviews
  • Collaborate with engineering teams to ensure system performance
  • Support certification activities and generate verification artifacts

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan with employer matching and retirement contributions
  • Tuition reimbursement and student loan repayment programs
  • Life insurance and disability coverage
  • Family benefits including adoption assistance and parental leave
  • Employee Assistance Plan with free counseling sessions
  • Wellness rewards program and virtual doctor visits
Full Job Description
Date Posted:
2026-06-18
Country:
United States of America
Location:
US-FL-MELBOURNE-312 ~ 795 W Nasa Blvd ~ BLDG 312
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Must be authorized to work in the U.S. without the company's immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position. The company will not seek an export authorization for this role.
Security Clearance Type:
None/Not Required
Security Clearance Status:
Not Required

Collins Aerospace is seeking a Principal level Global Navigation Satellite System (GNSS) Software Engineer to support the development, integration, and verification of advanced avionics and Positioning, Navigation, and Timing (PNT) software. This role focuses on designing, implementing, testing, and validating safety-critical GNSS software in compliance with DO-178C DAL A processes.

This is an onsite position in Melbourne, Florida.

What You Will Do:
  • Design, implement, integrate, and test embedded software for advanced avionics navigation systems.
  • Develop and execute verification plans, procedures, and test cases for GNSS algorithms, navigation functions, and integrity-monitoring software.
  • Perform requirements-based verification at the unit, integration, and system levels.
  • Apply automation, scripting, and GenAI-enhanced tools to improve verification quality and efficiency.
  • Maintain full requirements, design, code, and test traceability per DO-178C DAL A standards.
  • Participate in formal engineering reviews, including requirements, design, code, and test readiness reviews.
  • Collaborate with navigation algorithm, systems, and hardware engineering teams to ensure robust end-to-end system performance.
  • Support certification activities, including documentation, audits, and generation of verification artifacts for airworthiness approval.


What You Will Learn:
  • Develop deep expertise in GNSS, including GPS signal structures, tracking algorithms, navigation filters, and PNT system performance.
  • Gain hands-on experience in jamming/spoofing detection, RF threat analysis, and resilient navigation techniques.
  • Learn DO-178C DAL A development and verification practices for safety-critical avionics.
  • Build technical leadership capabilities in advanced navigation and avionics systems.


Qualifications You Must Have:
  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
  • Must be authorized to work in the U.S. without the company's immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position. The company will not seek an export authorization for this role
  • Experience with embedded C/C++ software development and proficiency in Python scripting are required.
  • Experience in test automation and integration.
  • Strong background in developing test plans, procedures, and performing software integration testing for avionics systems.
  • Familiarity with test management, defect tracking, and requirements management tools.
  • Ability to interpret requirements, create test cases, and analyze test results.
  • Strong communication, analytical, and problem-solving skills.


Qualifications We Prefer:
  • Full life-cycle software development experience, from requirements through integration and testing.
  • Experience leading local and offshore software development and verification teams.
  • Working knowledge of GNSS navigation products.
  • Experience with GNSS simulators and scenario development.
  • Knowledge of ARINC 429, DO-330, and DO-178C.
  • Experience with timing analysis, memory and stack usage analysis, and structural coverage.
  • Experience using LDRA or VectorCast for structural coverage analysis.
  • Working knowledge of SVN and Atlassian tools (e.g. Jira, Jama).


What we offer:
  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
  • Tuition reimbursement program
  • Student Loan Repayment Program
  • Life insurance and disability coverage
  • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
  • Birth, adoption, parental leave benefits
  • Ovia Health, fertility, and family planning
  • Adoption Assistance
  • Autism Benefit
  • Employee Assistance Plan, including up to 10 free counseling sessions
  • Healthy You Incentives, wellness rewards program
  • Doctor on Demand, virtual doctor visits
  • Bright Horizons, child and elder care services
  • Teladoc Medical Experts, second opinion program
  • And more!


Learn More & Apply Now!

Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today.

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world - and access to Collins sites when their work requires in-person meetings.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again. Apply now and be part of the team that's redefining aerospace, every day.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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