Principal Systems Integration and Test Engineer (Onsite)

Date Posted: 2026-09-17 Country: United States of America Location: US-IN-FT WAYNE-150A ~ 1010 Production Rd ~ BLDG 150A 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: Secret - Current Security Clearance Status: Active and existing security clearance required on day 1 Raytheon Company, Managed by Collins Aerospace Collins Aerospace, an RTX company, executes programs aimed at making the world a safer place. Come support those who provide us with all the freedoms we enjoy. Our commitment to providing an environment that supports innovation, teamwork, and growth opportunities are primary reasons engineers come to work at RTX. The Open Systems Solutions (OSS) Team is seeking an experienced Principal Systems Engineer in a role committed to creating creative and cost-effective solutions for our ground and airborne systems. As part of Collins Mission Systems, we specialize in developing advanced communications systems, ground and flight computers, sensors, cyber and software solutions, as well as providing integration of Mission Systems. As part of the OSS Department, the Integration, Verification, and Validation (IV&V) Team supports a variety of communications systems and apertures including Beyond Line-of-Sight (BLOS) antennas for multi-band multi-constellation satellite communications (SATCOM) and Line-of-Sight (LOS) systems for communications and sensing applications. What You Will Do Support or lead development of test & integration plans and procedures and generation of test flow diagrams Support or lead onsite integration, verification, and validation tasks and activities Support setup of onsite test environments, laboratory facilities, and equipment Support system trade studies, requirements analysis, architecture, and allocation to subsystems Collaborate with multi-disciplinary teams Manage problems and issues requiring detailed information gathering, analysis, and investigation Oversee the development of full lifecycle solutions from CONOPS to Validation Act as a Subject Matter Expert within discipline with advanced to expert knowledge of work area Work autonomously with minimal oversight from manager Coach, review, and delegate work to lower-level professionals Contribute to the development of department goals and planning efforts (e.g., cost and schedule) Influence decision-makers with recommended courses of action Influence others regarding policies, practices, and procedures Manage moderately sized projects or processes Manage the entrance and exit criteria of program design reviews Review moderate and document major changes in systems or processes to solve difficult and often complex problems Communicate with team members within and outside of department or organization Communicate with customers, vendors, or subcontractors Use advanced knowledge from an advanced university degree combined with professional experience Qualifications You Must Have Experience in developing and writing test and integration plans and documents Participation in medium-scale test and integration activities Experience in supporting or leading a team in requirements development and system architecture Proficiency in requirements management tools (e.g., DOORS, DNG) Knowledge of modeling/simulation tools (e.g., Matlab) Understanding of Systems Engineering support for Software, Hardware, and Firmware development and collaboration Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience or in absence of a degree, 12 years of relevant experience Ability to obtain and maintain Special Access Program (SAP) clearance is required to work in our organization Active and transferable SECRET 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 Familiarity with production and manufacturing Familiarity with qualification processes and certification procedures Knowledge of or application of Earned Value Management System Proficiency in Model-Based Systems Engineering (e.g., SysML, Cameo, Rhapsody) Proficiency in tooling to include Microsoft products or tasking boards (e.g., Jira) Knowledge of RF design tools (e.g., SystemVue) Agile working environment experience Proposal support experience including writing Basis of Estimates (BOEs) Experience in Communication Radio and Systems including SATCOM, LOS/BLOS antennas, and waveforms Experience with Active Electronic Scanning Array (AESA) systems Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as: 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. 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