Senior Systems Engineer

Date Posted: 2026-07-15 Country: United States of America Location: US-VA-DULLES-23031-CUST ~ 23031 Ladbrook Dr ~ LADBROOK (External Site) Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: TS/SCI Security Clearance Status: Active and existing security clearance required after 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.  Raytheon’s Systems Engineering and Test Capabilities (SE&TC) organization is seeking a Senior Systems Engineer to support hands‑on development and integration of innovative electro‑optical (EO) technologies within complex automated systems. The program engineering team designs and integrates advanced optical sensors into unique systems that perform research, development, and field operations for our customer. In this role, the Senior Systems Engineer will execute the full systems engineering lifecycle, including system design, build, integration and test, training, deployment, and sustainment of program‑developed systems. Responsibilities also include developing system test requirements; planning, executing, and analyzing system integration and verification activities; conducting hardware‑in‑the‑loop testing; and providing technical support for deployed sensor systems. This position may require CONUS/OCONUS travel to support fielded systems, demonstrations, and test events. The role is onsite at Raytheon’s Dulles, Virginia location. What You Will Do Work in a team environment and directly interface with customers and management across multiple disciplines Conduct system performance analysis and develop technical performance risk mitigation strategies Create and decompose requirements, define system interfaces, and help determine how requirements will be validated and verified by the test team Support system performance analysis, Integration and Test Conduct tests on optical and electrical components and integrated systems, collect test data, and analyze results to optimize performance Identify and resolve issues during testing, support system design enhancements, and provide troubleshooting and calibration for ongoing and specialized programs Communicate with program management, functional, vendors, and customers  Perform integration, verification, and validation testing/reporting to ensure the system under test performs according to specifications/requirements Document test results by creating and presenting comprehensive test reports to various stakeholders Analyze and define how the system works creating use cases Provide engineering support for the execution of a portion of the programs test program including test processes and baseline definition and test architecture design Support and attend technical reviews and technical interchanges in support of the program Perform system performance evaluations and in-depth analysis to identify opportunities for new functionality and system enhancements Travel, both domestic and international, to support customer events, with an expected travel requirement not exceeding 25% Qualifications You Must Have Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant engineering experience in electro-mechanical systems. Experience with systems engineering, lifecycle, roles and functions, with specific experience in one or more of the following areas: Concept of Operations (ConOps) development, requirements definition and management, functional analysis or interface definition and control Experience with system software, system hardware, system requirements, and/or test Active and transferable U.S. government issued Secret security 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 Active and transferable U.S. government issued DoD Top Secret security clearance Low-level programing in both Windows and Linux environments for embedded systems utilizing microcontrollers or PLCs Government contract experience in systems engineering MATLAB, Python, and/or other programing languages Microsoft Office applications, to include MS Visio and MS Project Experience working in cross discipline teams Design of electro-mechanical automated system for harsh environments CAD experience with software such as PTC Creo (Pro-E) or SolidWorks Networking system design in classified environments Ability to perform trade studies to optimize system performance Assemble, troubleshoot, and repair electronic systems, utilizing electronic test and measurement equipment What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.   Relocation Eligible – relocation assistance available for this position  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.   As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-pers