Senior Systems Engineer - Mission Analyst (Onsite)

RTX (Raytheon); McKinney (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

RTX (Raytheon) in McKinney, Texas is seeking a Senior Systems Engineer - Mission Analyst to join a team delivering mission modeling, simulation, and analysis for warfighter support. You will develop and analyze solutions across sensors, communications, C2, and related systems, ensuring validity under complex threat environments.

The role emphasizes building and validating models, executing simulations, and presenting data-driven results to customers.

Qualifications

• Requires STEM degree with 5+ years of relevant experience.
• Proficient in Python and MATLAB.
• Experience with sensors, networks, weapons/effects, C2, or resource management.
• Experience with Military Operations Analysis or Modeling & Simulation in defense.
• Active and transferable U.S. government-issued Secret clearance; U.S. citizenship required.

Responsibilities

• Develop and implement model-based solutions for mission trade studies.
• Develop variable-fidelity models and simulations capturing system and system-of-systems effects.
• Model system and mission kill chains using Government, Commercial, and Raytheon tools.
• Execute mission system simulations and analyze results.
• Develop metrics and results products communicating the chain of events leading to actions.
• Participate in technical reviews with internal and external customers.
• Collaborate in a team to develop analytic approaches informing program decisions.

Skills

Python

MATLAB

STEM knowledge

Education

Bachelor's degree in STEM

Tools

Linux

AFSIM

Suppressor

Brawler

Job description

Date Posted: 2026-09-16

Country: United States of America

Location: US-TX-MCKINNEY-513WA ~ 2501 W University Dr ~ WING A BLDG

Position Role Type: Unspecified

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: DoD Clearance: Secret

Security Clearance Status: Active and existing security clearance required on day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Operations and Mission Analysis department supports customer focused mission modeling and simulation activities for all customer areas at Raytheon. Our teams develop, analyze, and create flexible integration solutions crossing all product areas such as sensors, effectors, command and control, logistics, and operations. They develop tools and methods to evaluate campaign, mission, and system level analysis and visualizations based on customer requirements. The department has a tradition of excellence through innovation and teamwork.

As a Senior Systems Engineer - Mission Analyst, you will be part of a team of systems engineers dedicated to delivering best-in-class Raytheon products for the warfighter through modeling, simulation, and analysis. Your work will help demonstrate mission effectiveness of systems and system-of-systems operating in complex threat environments. On this team, you will be responsible for developing and analyzing solutions across mission technologies, including sensors, effectors, communications, command and control, and more.

This position is locate onsite in McKinney Texas.

What You Will Do

• Participate in the development and implementation of model-based solutions to support mission trade studies using mission and engagement level simulations.
• Responsible for the development and integration of variable-fidelity computer models and simulations that effectively capture system and system of systems effects in complex threat environments.
• Modeling of system and mission kill chains using Government, Commercial, and/or Raytheon simulation tools.
• Executing mission system simulations and analyzing their results.
• Development of metrics and results products that communicate the chain of events that led to an action.
• Participate in technical reviews with internal and external customers.
• Contribute and collaborate in a team environment, receiving input from the program, external customers, or team experts, and work on projects, as you determine, develop, and implement analytic approaches that will generate the supporting data to inform programmatic decisions.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
• Experience working with Python.
• Experience working with MATLAB.
• Experience in at least one of the following:
• Sensors (RADARS, EOIR, etc.)
• Network Communications
• Weapons/Effects (Missiles, Projectiles)
• Command & Control
• Resource Management.
• Experience with at least one of the following:
• Military Operations Analysis
• Modeling & Simulation in defense industry
• Data analysis & Visualization.
• 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

• Experience working with Linux.
• Familiar with performing data analysis and statistics with large volumes of data.
• Experience with Numerical Optimization Techniques, Analysis of Alternatives, or Design of Experiments.
• Experience providing briefs and presentations to US government customers.
• Active Top-Secret Clearance
• Understand tactics as described by military experts and to represent their employment (verbally, graphically, and in simulations).
• Experience with standard government modeling tools including AFSIM, Suppressor, Brawler, or similar tools.

What We Offer

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