Principal System Engineer – EO/IR Analyst Onsite

Date Posted:

2026-10-26



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:

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.

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 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 while championing individual diversity in a flexible work environment to meet the needs of today’s

As a Principal System Engineer – EO/IR Analyst, you will be part of a diverse team of systems engineers dedicated to delivering best-in-class Raytheon products for the warfighter. Your work will help determine and demonstrate appropriate EO/IR solutions for systems and systems-of-systems operating in complex threat environments. In this role, you will interact with internal Raytheon customers and external U.S. customers. You will be leading a team of analysts working closely with our company’s leaders to respond to customer requests in a timely manner. You will be responsible for modeling and analyzing EO/IR sensor products to help design and deliver combat capable solutions. This will include modeling and analyzing associated EO/IR technologies to effectively understand the behaviors of these systems and help define solutions that achieve mission success. workforce.

What You Will Do

• Developing EO/IR system models.
• Defining and executing analysis studies, including but not limited to system analysis, trades, and operational effectiveness.
• Preparing and briefing analysis results to internal and external customers.
• Leading a small team of early-in-career and mid-grade analysts through tasking and schedule assignments.
• Overseeing and reviewing the delivery of each work product before delivering to our customers.

Qualifications You Must Have

• Bachelor’s Degree in Electrical Engineering, Physics, Aerospace, or related STEM Degree and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations.
• Experience modeling and analyzing EO/IR systems technologies.
• Experience modeling sensor phenomenology and target signatures.
• An active and transferable U.S. Secret government issued security clearance is required at the time of application for this position. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Ability to obtain additional clearances.

Qualifications We Prefer

• Advanced Degree in Electrical Engineering, Physics, Aerospace, or related STEM Degree.
• Experience working with tools (eg: MODTRAN, NVIPM, FLITES, etc.) for modeling and analyzing EO/IR systems.
• Experience using scripting languages (eg: Python, Perl) to automate tasks.
• Experience with scientific programming languages (eg: MATLAB) to analyze data results.
• Experience leading a team of engineers or analysts, including assigning tasks and scheduling deadlines for delivering work products.
• Strong technical writing and oral communication skills.

Learn More & Apply Now

• 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.
• 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: https://www.state.gov/m/ds/clearances/c10978.htm
• Location: North Texas: https://careers.rtx.com/global/en/raytheon-north-texas-location #LI-RH2

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 107,500 USD - 204,500 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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