Senior Embedded Software Engineer, Onsite

Senior Embedded Software Engineer Location: El Segundo, CA – US‑CA‑ELSEGUNDO‑E04 (3800ElSegundoBlvd). Employment type: Onsite. Requires U.S. citizenship and an active, transferable Top Secret U.S. Government security clearance. Responsibilities Supports all aspects of a software development life cycle as part of a multi‑disciplined team. Designs, develops, integrates, tests, and documents real‑time software for new and legacy military and commercial programs. Provides creative solutions to complex technical and software integration problems. Collaborates with Systems Engineers to design solutions that meet user and operational needs. Occasional business‑related travel may be required. Qualifications – Minimum Degree in STEM (Science, Technology, Engineering or Mathematics) and a minimum of 5 years of relevant experience. Experience with C++ design paradigms and real‑time operating systems such as Linux or VxWorks. Experience developing, testing, and integrating real‑time C++ software applications. Proficiency in scripting languages (Shell, Perl, Python). Active and transferable U.S. Government Top Secret security clearance required before start. U.S. citizenship required. Preferred Qualifications Experience coding in C, C#, Java or related languages. Experience working with physical hardware in laboratory environments (test benches, simulators). Ability to quickly understand and navigate complex systems and legacy code bases. Experience with Scrum or other Agile product‑development practices. Benefits Competitive salary and total rewards package including health, wellness, retirement, and work/life benefits. Parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance, and child/adult backup care. Relocation assistance available. Compensation Salary range: $95,500 – $181,700 USD. Equal Employment 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 Section503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. #J-18808-Ljbffr