Senior Principal Systems Engineer Guidance Systems Integration & Test Lead (Onsite)

Date Posted: 2026-06-29 Country: United States of America Location: US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805 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 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world. In Systems Engineering and Test Capabilities (SETC) Effectors Center we integrate, verify, and validate our products. We put our systems together, exercise them in the lab or in the field, measure and analyze performance, and make sure our products work the first time and every time. To accomplish this, we develop plans and procedures, debug and evaluate system functions and interfaces, develop test environments, and work together with our customers. The Systems Integration and Test (SIT) Advanced Technology (AT) Department in the Effectors Center is seeking a Guidance Section SI&T Team Lead for a Program in the Advanced Air Warfare System Sub-Strategic Business Unit under the AT SBU. This leadership role involves coordinating and managing a cross-functional team through the planning, building, and testing of multiple GS units prior to delivery. What You Will Do Lead a cross-functional team composed of more than 15 members to support Integration and qualification of the development efforts on a complex Guidance Section. Serve as the primary communicator to both the program team and customer, providing updates on status, achievements, challenges, and support requirements. Manage the team’s budget and schedule, ensuring cost targets and schedule milestones are achieved while maintaining technical excellence in alignment with program risk assessments. Partner with the Business Manager to monitor and manage EVMS (Earned Value Management System), oversee Estimated-at-Completion (EAC) calculations, and report key business metrics to program and functional leadership. Offer technical guidance and expertise to the team to ensure successful program execution. Collaborate extensively with Program Managers, Engineering Directorate Leaders, Chief Engineers, Technical Subject Matter Experts, and other program leads to ensure alignment with program goals and objectives. Provide leadership to a multidisciplinary team, addressing task prioritization, resource allocation, and risk mitigation to meet technical, cost, and schedule objectives. Promote a culture of collaboration and support team development through mentorship to drive program success. Qualifications You Must Have Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 10 years of prior engineering experience. EVMS and CAM certified Experience with hands-on work in laboratory environments. Experience with development testing at a systems/subsystem level Experience working with and managing requirements. Experience in the early development phases of complex subsystems. Experience in team leadership roles. Experience coordinating across multiple disciplines within engineering. Qualifications We Prefer Experience in guidance section-level integration in either development or production. Experience with test equipment and/or test environments. Experience with qualification testing. Experience with Radio Frequency (RF) testing Proficiency in risk management, including identifying, tracking, and mitigating risks. Experience in collecting and evaluating data to diagnose and resolve technical issues. What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation Eligible – Relocation assistance is available Learn More & Apply Now! Please consider the following role type definition as you apply for 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. 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 about Security Clearances can be found on the US Department of State government website here: This position is an onsite role – Tucson, AZ : We Are RTX As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, 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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms Raytheon