Systems Engineer I (Onsite)

Raytheon; McKinney (TX); On-site; USD 57,000 - 109,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) match

Paid time off

Relocation eligibility

Job summary

Raytheon in McKinney, TX seeks an entry-level Systems Engineer to join the SD&A Directorate. You will contribute to mission systems integration, define customer needs, architecture, MBSE, and verification for Air and Missile Defense systems. Qualifications require a STEM bachelor’s by start date and experience with DOORS, MATLAB, C++, Python, and MBSE.

This onsite role requires U.S. citizenship and the ability to obtain a DoD security clearance.

Qualifications

• Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) major obtained by start date.
• Experience with tools such as DOORS, MATLAB, C++, and Python
• Experience with Model Based Systems Engineering

Responsibilities

• You will perform analysis's, architecture and design at all levels of the total system product including concept, design, fabrication, modeling, test, installation, operation, maintenance and disposal.
• You will perform functional analysis's, trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.
• You will provide analysis's for the decomposition of customer specifications and system level requirements into sub-system and piece part requirements, and develops verification criteria and plans for the requirements
• You will perform technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total system solutions.

Skills

MBSE

Communication skills

System thinking

Education

Bachelor’s degree in STEM

Tools

DOORS

MATLAB

C++

Python

Job description

Location:

US-TX-MCKINNEY-513WH ~ 2501 W University Dr ~ WING H BLDG

Date Posted:

2026-09-08

Country:

United States of America

Location:

US-TX-MCKINNEY-513WH ~ 2501 W University Dr ~ WING H 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 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.

This is an onsite entry level role located in McKinney, TX

What You Will Do:

The System Design & Architecture (SD&A) Directorate is the central focus for Mission Systems Integration activities within RMD, responsible for defining customer needs, functional and product architecture, requirements definition and decomposition, Model Based Systems Engineering (MBSE), system performance, and System Security Engineering (SSE). The Land Warfare and Missile Defense Department supports Raytheon by providing world class technical expertise and engineering leadership to drive the design and development of world-class Air and Missile Defense Systems, Sensors, and Effectors. This department leads all aspects of Systems Engineering that drives the development of complex systems to support Raytheon’s Land Warfare and Air Defense (LWAD) mission areas from our McKinney, TX location. Systems Engineers within this department solve technical challenges at the System of System (SoS), System, Subsystem, and Component levels. Key technical domains include: Architecture, Requirements, Interface Definition, Radar Systems, Effector Systems, Battle Management, Command and Control, Communications, Network Design, and Battlespace Integration and Interoperability for Domestic and International customers.

• You will perform analysis's, architecture and design at all levels of the total system product including concept, design, fabrication, modeling, test, installation, operation, maintenance and disposal.
• You will perform functional analysis's, trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications.
• You will provide analysis's for the decomposition of customer specifications and system level requirements into sub-system and piece part requirements, and develops verification criteria and plans for the requirements
• You will perform technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total system solutions.

Qualifications You Must Have:

• Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) major obtained by start date.
• Experience with tools such as DOORS, MATLAB, C++, and Python
• Experience with Model Based Systems Engineering

Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer:

• Strong written and verbal communication skills
• Strong collaboration skills
• Prior internship, co-op, or work experience.

What We Offer:

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

This position requires ability to obtain 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: Security Clearance FAQs - United States Department of State

The salary range for this role is 57,200 USD - 108,800 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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