Senior Systems Engineer (EOIR)

Date Posted:

2026-06-16

Country:

United States of America

Location:

US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required.​ 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 after day 1

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world. 

Raytheon’s Systems Engineering and Test Capabilities (SE&TC) Systems Engineers are interested in developing and testing next generation of optical systems. We are seeking a highly qualified Senior Systems Engineer - P3 to join our SE&TC Systems Engineering Team. An Electro Optical Test engineer designs, develops, and executes test plans for electro-optical (EO) systems and components, focusing on evaluating performance, quality, and reliability through hands-on testing in laboratories and production environments. Key responsibilities include analyzing test data, troubleshooting issues, creating reports, and collaborating with design and manufacturing teams to ensure products meet specifications and standards. This role includes responsibility for engineering activities such as integration, testing and troubleshooting.  In addition, the responsible engineer needs to be an effective communicator, decision maker, and a strong advocate for system engineering, integration, and test. You'll be expected to collaborate across disciplines and partner to implement solutions while working autonomously with limited oversight. In this role, you'll get to know a little bit about every aspect of the system and have a direct hand in making it all work together, supporting teams of engineers engaged in integration and test efforts. This position requires technical expertise and the ability to make decisions independently to drive the success of complex projects. This is an onsite position at Raytheon in McKinney, Texas.

What You Will Do

• Work in a team environment and directly interface with customers and management across multiple disciplines

• Create and Decompose requirements, define system interfaces and help determine how requirements will be validated and verified by the test team

• Support system performance analysis, Integration and Test

• Conduct tests on optical and electrical components and integrated systems, collect test data, and analyze results to optimize performance

• Identify and resolve issues during testing, support system design enhancements, and provide troubleshooting and calibration for ongoing and specialized programs

• Communicate with program management, functional, vendors, and customers 

• Perform integration, verification, and validation testing/reporting to ensure the system under test performs according to specifications/requirements

• Document test results by creating and presenting comprehensive test reports to various stakeholders

• Analyze and define how the system works creating use cases

• Provide engineering support for the execution of a portion of the programs test program including test processes and baseline definition and test architecture design

• Support and attend technical reviews and technical interchanges in support of the program

• Perform system performance evaluations and in-depth analysis to identify opportunities for new functionality and system enhancements

Qualifications You Must Have

• Typically requires a Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience

• The ability to obtain and maintain a U.S. government issued Secret security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

• Experience presenting analytical and technical presentations

• Experience with systems engineering, lifecycle, roles and functions, with specific experience in one or more of the fo