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# Senior Systems Engineer (Onsite)

- **Company:** RTX
- **Location:** McKinney, TX, United States
- **Experience:** Expert
- **Salary:** $86,800.0 - $165,200.0
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Systems Engineering, Confluence, JIRA, MATLAB, Software Requirements Analysis, Systems Modeling Language, Modeling and Simulation, Devsecops
- **Published:** June 3, 2026
- **Apply:** https://dejobs.org/x/x/38757C71A46A4867846B8CE4FAF493F6/job/

## About the Role

The ability to obtain and maintain a U.S. government issued security clearance is required., * Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 5 years of EW/Radar systems design and requirements engineering experience.

 * Diagnose and resolve electromagnetic interference (EMI) issues.
 * Modeling and simulation for Electronic Warfare (EW) or radar systems.
 * Experience with calibrating, operating, and supporting the integration of phased-array or RF sensor systems., * Active DoD clearance with investigation within five years.
 * Advanced degree in Science, Technology, Engineering or Mathematics (STEM preferred).
 * Model Based Systems Engineering (Cameo Enterprise Architecture (SysML specifically), digital thread concepts, digital engineering, MBSE with DevSecOps).
 * Antenna design and calibration experience
 * Skilled in diagnosing and resolving electromagnetic interference (EMI) issues.
 * Experience with modeling and simulation of EW or radar systems.
 * Matlab/Simulink, DOORS, DNG, Cameo, Jira, and Confluence.

## Description

* Collaborate with hardware and software teams to develop test procedures and
 * troubleshoot system level issues for RF and EW systems.
 * Perform calibration and operation of phased array antennas within a laboratory test-range environment.
 * Support testing, validation, and integration activities for phased array antenna systems, RF sensor, and EW systems.
 * Conduct modeling, simulation, and analysis to evaluate ES/EA system performance and inform design decisions.
 * Create and execute test plans and procedures, evaluate system functions and interfaces, and verify system requirements in preparation for final system sell-off to the customer.
 * Support production, system deployment, and post-deployment activities, ensuring product performance and reliability.
 * Collaborate across hardware and software disciplines to identify and implement solutions to complex system challenges.
 * Engage in Digital Transformation (DTx) efforts, leveraging methods and enabling technologies such as Model-Based Systems Engineering (MBSE) and Agile product development practices.
 * Work alongside teams of engineers to support integration and testing efforts, ensuring seamless functionality of system components.
 * Utilize laboratory equipment, including power supplies, oscilloscopes, and digital voltmeters.
 * Test event support activity may require travel which is not expected to exceed 20%.


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