Senior Systems Engineer - Mission Analyst (Onsite)

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:

• 1. Sensors (RADARS, EOIR, etc.)

• 2. Network Communications

• 3. Weapons/Effects (Missiles, Projectiles)

• 4. Command & Control

• 5. Resource Management.

• Experience with at least one of the following:

• 1. Military Operations Analysis

• 2. Modeling & Simulation in defense industry

• 3. Data analysis & Visualization.

• Active and transferable U.S. government issuedSecret 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

Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package that goes above and beyond with compensation, work/life benefits, career development and recognition programs. Some of the superior benefits we offer include flexible work schedules.

• 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.

• This position requires the eligibility to obtain security clearance. Non-US citizens may not be eligible to obtain a security clearance. The Defense Industrial Security Clearance Office (DISCO), an agency of the Department of Defense, handles and adjudicates the security clearance process. Security clearance factors include, but are not limited to, allegiance to the US, foreign influence, foreign preference, criminal conduct, security violations and drug involvement. Employment is contingent on other factors, including, but not limited to, background checks and drug screens.

• Location: McKinney, Texas: #LI-RH2

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, 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. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

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.

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