Sr Systems Operations Research Engineer Onsite

Raytheon; McKinney (TX); On-site; USD 86,800 - 165,200; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

401(k) match

Flexible spending accounts

Flexible work schedules

Paid time off

Parental leave

Holidays

Job summary

Raytheon in McKinney, Texas, is looking for candidates to develop and implement model-based solutions that support mission trade studies. The successful candidate will have a minimum of 5 years' experience and a degree in a STEM field.

Key responsibilities include collaborating with teams, evaluating system needs, and developing metrics. Applicants must have scripting experience and an active government security clearance. Competitive salary range of $86,800 – $165,200 USD offered along with comprehensive benefits.

Qualifications

• Minimum of 5 years of relevant experience unless prohibited by local laws or regulations.
• Active and transferable U.S. government issued security clearance required prior to start date.

Responsibilities

• Contribute and collaborate in a team environment on analytic approaches.
• Develop and implement model-based solutions for mission trade studies.
• Integrate variable-fidelity computer models to capture system effects.
• Work with stakeholders to ensure customer satisfaction.
• Evaluate system needs and data connectivity requirements.

Skills

Scripting languages (Python, MATLAB, Shell, Perl)

Government/Industry Modeling and Simulation tools

Software development and object-oriented design (C/C++, Java)

Education

Degree in Science, Technology, Engineering or Mathematics (STEM)

Tools

AFSIM

OneSAF

Brawler

Systems Tool Kit (STK)

Job description

Location: US‑TX‑MCKINNEY‑513WD ~ 2501 W University Dr ~ WING D BLDG

Date Posted: 2026‑06‑10

Country: United States of America

Position Role Type: Unspecified

U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance required prior to start date; U.S. citizenship required.

Security Clearance: Secret – Current; active and existing clearance required on day 1.

What You Will Do

• Contribute and collaborate in a team environment, receiving inputs from the program, external customers, or team experts, and work on various projects, as you determine, develop, and implement analytic approaches that will generate the supporting data to inform programmatic decisions.
• Participate in the development and implementation of model‑based solutions to support mission trade studies using mission and engagement level simulations to ensure they meet defined requirements and performance.
• Develop and integrate variable‑fidelity computer models and simulations that effectively capture system and system‑of‑systems effects in complex threat environments.
• Work closely with internal and external stakeholders to ensure customer satisfaction and business alignment.
• Evaluate end‑to‑end system needs to discover system interfaces and data connectivity requirements across the kill‑chain.
• Model system and mission kill chains with tools such as Government, Commercial, and Raytheon simulations.
• Develop metrics and results products that communicate the chain of events that led to an action.
• Implement algorithms to provide next‑generation performance across the entire system of systems.

Qualifications You Must Have

• Degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws or regulations.
• Experience with scripting languages such as Python, MATLAB, Shell, and/or Perl.
• Experience with Government/Industry Modeling and Simulation tools including AFSIM, OneSAF, Brawler, Systems Tool Kit (STK) or similar.
• Active and transferable U.S. government issued Secret security clearance required prior to start date.

Qualifications We Prefer

• Experience with software development, object‑oriented design, C/C++ and/or Java in either Unix or Linux operating environments.
• Experience with Department of Defense (DoD), Intelligence Community (IC), Mission Areas such as Space, Air, Land, or systems such as radar, electro‑optical, and infrared sensing systems.
• Experience providing briefs and/or presentations to internal or external stakeholders/customers.
• Active Top Secret clearance.
• Experience with Military Operations Analysis, Modeling & Simulation and/or data analysis & visualization.

What We Offer

• Values: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
• Relocation Eligibility.
• Salary Range: $86,800 – $165,200 USD.
• Benefits: medical, dental, vision, life insurance, disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, parental leave, paid time off, and holidays.

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. 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.