Sr. System Engineer – EO/IR Analyst (Onsite)

RTX; McKinney (TX); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

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

Holidays

Job summary

RTX in North Texas is seeking a Senior System Engineer - EO/IR Analyst to model EO/IR systems and lead a team of engineers delivering analytical products for DoD programs. You will develop EO/IR models, run system analyses, and brief findings to internal and external customers in a fast-paced environment.

The role requires a DoD Secret clearance (or ability to obtain one) and US citizenship, with extensive hands-on modeling using MODTRAN, NVIPM, FLITES, Python/Perl, and MATLAB.

Qualifications

• Bachelor’s Degree in Electrical Engineering, Physics, Aerospace, or related STEM Degree and a minimum of 5 years of prior relevant experience.
• Experience modeling and analyzing EO/IR systems technologies.
• Experience modeling sensor phenomenology and target signatures.
• Active and transferable U.S. Secret government issued security clearance required at application.
• U.S. citizenship required for security clearance eligibility.
• Advanced Degree in Electrical Engineering, Physics, Aerospace, or related STEM Degree.
• Experience with tools for EO/IR modeling (e.g., MODTRAN, NVIPM, FLITES).
• Experience with scripting languages (Python, Perl).
• Experience with MATLAB for data analysis.
• Experience leading a team of engineers or analysts and assigning tasks.
• Strong technical writing and oral communication skills.

Responsibilities

• Develop EO/IR system models and analyses.
• Define and execute analyses, including system trades and operational effectiveness.
• Prepare and brief analysis results to customers.
• Lead a small team of analysts and assign tasks.
• Review and ensure high-quality delivery before submission to customers.

Skills

EO/IR Modeling

Team Leadership

Scripting (Python/Perl)

MATLAB

Education

Bachelor’s degree in STEM (EE/Physics/Aerospace)

Advanced Engineering Degree

Tools

MODTRAN

NVIPM

FLITES

Python

Perl

MATLAB

Job description

Date Posted: 2026-10-28 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 in a flexible work environment to meet the needs of today’s

As a Senior System Engineer - EO/IR Analyst, you will be part of a 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.

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

• Bachelor’s Degree in Electrical Engineering, Physics, Aerospace, or related STEM Degree and a minimum of 5 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.
• 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.

Location: North Texas: https://careers.rtx.com/global/en/raytheon-north-texas-location #LI-RH2

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.

• 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
• 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.

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.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted.

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.

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.