Senior Information Systems Engineer - Onsite McKinney, TX

Date Posted : 2025-09-04

Country :

United States of America

Location :

TX190 : 2501 West University, McKinney 2501 West University , McKinney, TX, 75070 USA

Position Role Type : Onsite

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 :

DoD Clearance : Secret

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.

The Test Equipment Engineering ( TEE ) includes engineering disciplines responsible for systems design & test with all Raytheon products. Our engineers are responsible for every element of the development lifecycle for test including : test requirements, test system design, flight simulations, hardware-in-the-loop, computer-in-the-loop, advanced engineering prototyping technology, flight operations for manned and unmanned vehicles, environmental testing, environmental characterization and engineering laboratory management.

What You Will Do

We are hands-on, designing with the latest technology and tools, and integrate state of the art test solutions with the most advanced engineering systems in the world.

As part of the Test Environment Support Administration ( TESA ) team, you be working with both leading-edge technologies and legacy systems to support multiple products and programs throughout Raytheon.

You will provide Test Equipment ( TE ) integration, security consultation, troubleshooting, sustainment, and compliance with the ultimate responsibility to maintain test integrity and the availability of our test systems.

Provide Cybersecurity compliance guidance to engineering for production and procurement of Test Equipment ( TE )

Support Flight Test capabilities and processes for Raytheon test systems

Develop Cybersecurity compliant TE (Linux, IOS, Windows)

Install software packages / updates to enhance operations and testing of production hardware

Troubleshoot production and development TE to ensure connectivity, functionality, compliance, and test integrity

Collaborate with Digital Technologies to integrate TE to controlled networks or enterprises

Collaborate with Cybersecurity to ensure TE compliance (using tools such as Nessus, Splunk, Ivanti, and locally procured software

Collaborate with engineering to ensure changes do not affect the availability or test integrity on TE

Support any and all reviews required prior for implementation of any changes to the TE

This position is 100% On-Site in McKinney, TX

Qualifications You Must Have

Typically requires a Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM)

Minimum five (5) years of relevant experience

Experience with systems administration of Linux, Networking, and / or Windows (in desktop or server environments)

Experience with user account management, software installation and / or technical customer support

US Citizen - Active, current and transferable U.S. government issued DoD 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

DoD 8570.01m IAT II certified credentials (Sec+, CISM, etc.)

Experience as a Systems Engineer managing Operational Technology and / or test systems in a production environment

Experience working in a classified environment including Special Access Programs

Experience deploying and maintaining RedHat Satellite Servers

Troubleshooting ability with all Microsoft Windows and Linux systems

Customer service and training skills, including oral and technical written communications

Independent problem-solving ability of hardware / software issues

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value : Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

This position offers relocation.

Please consider the following role type definitions as you apply for this role :

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.

Clearance Information :

This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here :

The salary range for this role is 82,000 USD - 164,000 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.