Principal Systems Engineer – Flight Mission Simulation Lead, Onsite

RTX • Andover, MA

10d • $107,500 - $204,500 • Onsite

About The Position

The Systems Engineering & Test Capabilities team is seeking a highly motivated Principal Systems Engineer to lead technical simulation operations and maintenance support for the Flight Mission Simulator (FMS) used in Patriot test programs. The ideal candidate will have demonstrated experience in system integration and testing. This role offers an exciting opportunity to contribute to cutting-edge missile defense technologies in a collaborative and innovative environment.

Work onsite at our RTX facility in Andover, MA. Occasional second‑shift hours may be required to support testing. Travel up to 10% domestically.

Requirements

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.
• Experience with systems software, systems hardware, systems requirements, systems integration, and/or systems testing.
• Experience working in a test facility, integration lab, depot, and/or field environment.
• Experience developing or troubleshooting simulations, including evaluating Hardware-in-the-Loop (HIL) simulation systems.
• 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​
• Secret - Current Security Clearance Status: Active and existing security clearance required on day 1

Nice To Haves

• Demonstrated ability to lead and manage integrated product teams and interface effectively with the DoD customer community.
• Strong analytical and problem‑solving skills, including hands‑on root‑cause identification, corrective action implementation, and verification.
• Experience identifying and troubleshooting hardware issues and thoroughly documenting all actions taken.
• Proficiency in developing and executing models to predict system performance and support verification and validation.
• Experience with RF test lab equipment (spectrum analyzers, multimeters, power meters, oscilloscopes) and with programming tools such as MATLAB, ADA, Python, C/C++, and Java.

Responsibilities

• Provide technical simulation operations and maintenance support for Flight Mission Simulator (FMS) issues and troubleshooting.
• Troubleshoot and resolve simulation hardware issues to maintain mission-capable performance for Patriot programs.
• Provide leadership and technical expertise to Patriot lab personnel and White Sands Missile Range (WSMR) teams.
• Lead onsite activities including integration and test preparation, test execution, data analysis, and issue resolution for other Hardware-in-the-Loop assets.
• Serve as a subject matter expert for root-cause identification and resolution of system anomalies, system performance assessments, and cross-functional engineering coordination to support overall system capability development and checkout.
• Collaborate with team members across multiple engineering disciplines, including Hardware, Software, Mechanical, and Systems Integration and Test.
• Support continuous improvement by identifying hardware issues, troubleshooting effectively, and clearly documenting all actions and steps taken.
• Mentor and support the technical growth of peers and junior engineers, identifying opportunities to enhance team technical acumen.
• Demonstrate strong analytical, technical, and problem‑solving skills.

Benefits

• Relocation assistance is available!
• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal