Senior Test Engineer (Contingent)- Onsite

Date Posted: 2026-08-14 Country: United States of America Location: US-CO-AURORA-S75 ~ 16800 E Centretech Pkwy ~ BLDG S75 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: TS/SCI - Current Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company, Managed by Collins Aerospace 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 seeking an experienced Senior Test Engineer to lead verification activities across cloud enabled, distributed mission systems supporting the AF DCGS High Band Mission Applications Software (HBMAS) Sustainment and Development program in Aurora, CO. The role includes developing test strategies, guiding automated test solutions, validating interfaces, and supporting integration across multidiscipline teams. Work follows modern agile engineering methods and requires strong technical leadership during system integration and troubleshooting.   An active and transferable U.S. government issued TS/SCI clearance  is required prior to start date. This position is contingent upon contract award and customer funding. What You Will Do: Lead development of test plans, procedures, and automated test scripts  Perform integration and verification of distributed, cloud enabled mission applications  Evaluate end to end data flows, security controls, and acceptance criteria  Guide test environment setup, data preparation, and deployment validation  Drive defect investigation and coordinate root cause analysis with engineering teams  Maintain alignment of test artifacts within controlled technical baselines  Participate in interface control working groups  Provide input to architecture discussions to ensure testability  Qualifications You Must Have: Demonstrated test engineering experience for distributed or cloud based systems  Familiarity with interface and configuration management practices  Experience with automated test frameworks and CI/CD pipelines  Ability to lead troubleshooting across multidiscipline teams  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. Active and transferable U.S. government issued TS/SCI clearance  is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer: CompTIA Security+  Experience with containerized/cloud native architectures (Docker/Kubernetes)  Understanding of observability/monitoring tools  Experience with mission assurance or cyber related verification 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 Relocation assistance may be provided And more!  Learn More & Apply Now! Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. *Please ensure the role type (defined below) is appropriate for your needs before applying to this role. 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. 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. #MISENG As part of our commitment to maintaining a secure hiring process, candi