Raytheon Technologies

Senior Systems Engineer (EOIR)

Raytheon Technologies$86K — $165K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor’s Degree in Science, Technology, Engineering or Mathematics (STEM)
  • 5 years of relevant experience in systems engineering or testing
  • Ability to obtain and maintain a U.S. government issued Secret security clearance
  • Experience in presenting analytical and technical information
  • Familiarity with systems engineering lifecycle, requirements definition, and functional analysis

Responsibilities

  • Collaborate with customers and cross-functional teams
  • Decompose system requirements and define interfaces for validation
  • Perform system performance analysis and test integrations
  • Conduct comprehensive tests on optical and electrical components
  • Troubleshoot issues and enhance system design based on test results
  • Prepare and deliver detailed test reports to stakeholders
  • Evaluate system performance and suggest improvements

Benefits

  • Onsite work environment promoting direct collaboration
  • Relocation assistance provided
  • Values focused on trust, respect, accountability, collaboration, and innovation
  • Comprehensive health benefits including medical, dental, and vision
  • Opportunities for professional development through the Employee Scholar Program
Full Job Description

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

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 following areas: Concept of Operations (ConOps) development, requirements definition and management, functional analysis or interface definition and control

  • Experience with system software, system hardware, system requirements and/or test

Qualifications We Prefer

  • Willing to travel, both domestic and international, to support customer events, with an expected travel requirement not exceeding 25%

  • Experience in a rapidly paced and dynamic test environment

  • Experience on a government contract with experience in systems engineering

  • Experience with MATLAB, Python, and/or other programing languages

  • Experience with DOORS, Doors Next Gen (DNG),Rhapsody, Cameo, and/or other digital engineering tools

  • Ability to analyze and solve problems in real time

  • Experience working in an integration lab, test facility, or field environment supporting integration and/or verification to ensure the system under test performs according to specifications/requirements

  • Experience presenting technical findings, analyses, and solutions to leadership and customers

  • Ability to lead dynamic test events

  • Experience using Monte Carlo simulations to model system performance, analyze outcomes, and enhance testing strategies

  • Experience with identifying root causes of system failures through detailed diagnostics, implementing timely fixes to restore functionality, and develop preventative measures to avoid recurrence

  • Experience with Agile principles, to include Agile systems engineering practices and understanding of Agile roles

  • Experience presenting technical findings, analyses, and solutions to leadership and customers

  • Experience in developing testing procedures, reports, and troubleshooting complex systems

  • Experience working in an integration lab, test facility, or field environment

  • Good oral and written communication skills as well as good collaboration skills and the ability to work in a team environment

What We Offer

  • Relocation Eligible – relocation assistance available for this position 

Learn More & Apply Now!

  • Please consider the following role type definition 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.  

  • 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: https://www.state.gov/m/ds/clearances/c10978.htm 

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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Prepare for Your Future

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SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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