Senior Embedded Software Engineer

Job Details Date Posted: 2026-06-18 Country: United States of America Location: US-AZ-TUCSON-M13 ~ 3601 E Britannia Dr ~ BRITANNIA M13 Position Role Type: Onsite U.S. Citizenship / Immigration Status: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required for a security clearance. Security Clearance Type: Secret - Current Security Clearance Status: Active and existing on day 1 Role Overview Senior Embedded Software Engineer in the Effectors Center of the Software organization. Works within an Integrated Product Team (IPT) environment to architect, design, implement, test, debug, and deploy software for firmware (FPGA) and hardware solutions supporting current and future autonomous avionics systems. Collaborates with cross-discipline teams, participates in Lean/Agile practices, and ensures reliable operation of embedded software. Responsibilities Architect, design, implement, test, and debug integrated embedded real‑time software within heterogeneous systems composed of firmware and hardware. Work with cross‑discipline teams to define, refine, and improve product concept, implementation, testability, and measurable quality. Teach, coach, and mentor less experienced staff. Contribute to proposals and preliminary and critical design reviews. Obtain program access. Learning Opportunities Work across a product line in collaboration with other teams. Required Qualifications Degree in a STEM field and at least 5 years of relevant experience. At least two of: Embedded C++ software, Embedded software security, Software architecture design and implementation. Experience with embedded real‑time operating systems (e.g., Green Hills, Integrity, Wind River VxWorks, Linux). Experience developing complex systems involving integration of hardware, firmware, and software. Active and transferable final Secret U.S. government‑issued security clearance and ability to obtain program access thereafter. Preferred Qualifications Familiarity with reading electrical schematics and relating to software function. Familiarity with reading firmware source such as VHDL or Verilog. Familiarity with assembly language in at least one processor/controller family. Experience using lab instruments: power supplies, digital multi‑meters, oscilloscopes, and logic analyzers. Experience developing device drivers for bare‑metal and/or OS applications. What We Offer Values: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation offered based on eligibility. Location & Eligibility Onsite role located at our campus in Tucson, AZ. This U.S.-based role includes relocation eligibility based on job requirements. Security Clearance This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information can be found on the U.S. Department of State website: Benefits Eligible hires may receive benefits including medical, dental, vision, life insurance, short‑term and 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. Benefits are dependent on the business unit and potential collective‑bargaining agreement. Compensation may include annual short‑term and long‑term incentive programs. Salary Range USD 86,800 – 165,200. Equal Opportunity RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. #J-18808-Ljbffr