Senior Principal Signal Processing/Controls Engineer (Onsite)

Location US-MA-CAMBRIDGE-BBN01 ~ 10 & 50 Moulton St ~ MOULTON B2 Date Posted 2026-05-12 Position Role Type Onsite Security Clearance DoD Clearance: Secret. Requires active and transferable U.S. government issued security clearance prior to start date. U.S. citizenship required. What You Will Do Develop structural dynamic and acoustic models and related signal processing schemes. Perform data analysis, including spectral processing and transfer function analysis, as well as data-driven simulations. Develop control systems and architectures to affect performance of physical systems. Support real-time implementation and evaluation of designs in realistic mission scenarios. Develop sophisticated detection and classification algorithms against state-of-the-art threats. Develop prototype proof‑of‑concept systems to address client’s challenging problems. Plan, direct, and coordinate tasks or small projects involving multiple individuals; contribute to proposals, white papers, and presentations to customers. Position may require overnight travel to support limited off‑site testing. Qualifications You Must Have Typically requires a degree in STEM and minimum 10 years prior relevant experience or an advanced degree and minimum 7 years of experience. Active and transferable secret U.S. government issued security clearance required prior to start date. Demonstrable knowledge in physics, dynamics, control theory, and signal processing. Experience developing signal processing algorithms and implementing physics‑based models in MATLAB/Simulink. Hands‑on experience with experimental equipment to collect and analyze data sets. Qualifications We Prefer Experience developing and validating models for use in simulation of physical systems. Programming experience in Python, C, C++. Familiarity with laboratory equipment (sensors, actuators, analyzers, data acquisition, real‑time platforms). What We Offer Robust total rewards package: compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Benefits include parental leave, flexible work schedules, achievement awards, educational assistance, and child/adult backup care. Benefits and Compensation Salary range: $132,400 - $251,600 USD. Additional benefits may include medical, dental, vision, life insurance, short‑term disability, long‑term disability, 401(k) match, flexible spending accounts, employee assistance program, parental leave, paid time off, holidays, and annual incentive compensation programs as applicable. Application Information This role is U.S.-based. The application window closes approximately 40 days after posting. Equal Opportunity Employer 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. #J-18808-Ljbffr RTX