Senior Software Engineer (ONSITE)

Location US-IN-FT WAYNE-150A ~ 1010 Production Rd ~ BLDG 150A Date Posted 2026-06-10 Position Senior Software Engineer – Onsite – U.S. citizen required (security clearance). Security Clearance Active DoD Secret clearance required from day one. Responsibilities Develop, implement, and support software solutions across various mission areas. Execute software engineering activities throughout the software lifecycle, including requirements analysis, architecture, design, development, integration, testing, deployment, modernization, sustainment, and related engineering efforts. Collaborate with multidisciplinary teams, customers, stakeholders, and engineering disciplines to define requirements, solve technical challenges, and deliver mission‑critical capabilities. Support development of scalable, maintainable, reusable, and secure software solutions that meet program, customer, and operational requirements. Contribute to system integration, verification, validation, troubleshooting, test, and deployment activities to ensure high‑quality software performance, functionality, and reliability. Apply advanced technical knowledge to solve complex challenges and deliver innovative software solutions that support customer and business objectives. Provide technical guidance, mentorship, and knowledge sharing to less experienced engineers while contributing to the success of technical projects, initiatives, and program objectives. Qualifications – Required Experience developing software applications, systems, or solutions using C/C++, Java, or similar languages. U.S. citizenship and ability to obtain and maintain a U.S. government issued security clearance. Typically requires a STEM degree and min. 8 years prior relevant experience, or an advanced degree and min. 5 years of experience. Qualifications – Preferred Active and transferable Secret or Top Secret U.S. government issued security clearance. Experience developing, integrating, testing, deploying, sustaining, and/or supporting software‑based products, systems, platforms, and/or capabilities. Experience with Linux, embedded software, real‑time operating systems, DevSecOps, CI/CD pipelines, Agile development methodologies, automated testing frameworks, and related software development environments. Knowledge of cybersecurity principles, secure software development practices, software assurance methodologies, requirements analysis, systems integration, verification and validation, and related engineering disciplines. Experience supporting technical domains such as mission systems, communications systems, cybersecurity, autonomous systems, software modernization, test and validation, or other advanced aerospace and defense applications. Benefits Medical, dental, and vision insurance Three weeks of vacation for newly hired employees Generous 401(k) plan with 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: 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 and virtual doctor visits Bright Horizons child and elder care services Teladoc Medical Experts second opinion program Relocation Eligible for relocation. Compensation Salary range: $86,800 – $165,200 USD. 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