Senior Avionics Systems Engineer - GNSS (ONSITE)

Date Posted: 2026-09-17 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: The company will offer immigration sponsorship for this position, if needed.​ The company will not seek an export authorization for this role. Security Clearance Type: None/Not Required Security Clearance Status: Not Required At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense. Collins Aerospace is looking for a Senior Systems Engineer with a passion for engineering and the desire to be part of an innovative, dedicated team responsible for future development and testing of the GLU-2100 Multi-Mode Receiver (MMR) product-line. The GLU-2100 is the industry’s leading MMR and continues to be the industry’s most capable, fully digital receiver which integrates the next-generation Global Navigation Satellite System (GNSS) receiver, Instrument landing system (ILS), GPS landing system (GLS) and VHF omni-directional receiver (VOR). Candidates are expected to be an active member of a cross-functional team during all phases of an engineering system development project.  Responsibilities include systems level requirements definition, design, integration, and system verification activities. This position will also offer the opportunity to work closely with our domestic and international partners and customers in the development of the system.   This is an onsite position in Melbourne, Florida. What You Will Do: Specific responsibilities of this position span all phases of system product development including system requirements analysis, definition, allocation, and validation, system architecture design System integration and requirements verification testing System modeling and simulation; coordination among systems, hardware, and software design functions; and developing systems related documentation.  Senior engineers will be available to provide mentoring to develop your skills as a system engineer and to increase your depth of knowledge in Navigation and GPS technologies. 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 Aerospace industry is required Working knowledge in MATLAB/Simulink simulation Experience with Python, Perl or other script writing tools System level requirements decomposition/analysis, system design and allocation to subsystems/products System integration planning and execution, and system level verification and validation.  Interfacing with system, subsystem, and product teams in the allocation of system level requirements, decomposition into lower-level requirements and design decisions, and resolution of problem reports Qualifications We Prefer: Working knowledge with space dynamics and satellite maneuvering Experience with GPS/GNSS algorithms development Working with other disciplines such as Hardware and Software Experience with radio navigation products, especially Multi-Mode Receiver (MMR) Working knowledge of avionics regulations and certification standards including TSO, DO 160, DO 254, and DO 178B/C Working knowledge of Guidelines for Development of Civil Aircraft and Systems ARP4754 Exhibiting strong team skills working with both domestic and international team members Effective time management and ability to work independently with minimal direct supervision 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 Carrot Health to hormonal health, fertility, and family building 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