E3 Electromagnetic Environmental Effects Engineer

RTX; Tucson (AZ); On-site; USD 69,000 - 131,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

RTX in Tucson, AZ is seeking an experienced E3 Engineer to lead EMI/EMC efforts for DoD programs. The role focuses on EMI/ESD, shielding, TEMPEST, and test methods, with on-site work in Tucson. You will provide technical oversight, define E3 requirements, and collaborate across mechanical, RF, systems, and electrical teams.

The ideal candidate has EMI/EMC design and testing experience, proficiency with MATLAB/ANSYS/HFSS/CST, and the ability to obtain a U.S. security clearance. U.S.

Qualifications

• EMI/EMC design and testing experience.
• Experience with MATLAB, ANSYS HFSS or CST.
• Ability to obtain and maintain a DoD security clearance.
• U.S. citizenship required for clearance.
• On-site Tucson, AZ location.

Responsibilities

• Provide technical oversight for assigned Programs.
• Set Program E3 Requirements and schedules.
• Communicate E3 risk conditions to Program Leadership.
• Be present and accountable in all E3 technical discussions.
• Collaborate across Mechanical, RF, Systems, and Electrical Engineering.

Skills

EMI/EMC analysis

Security clearance eligibility

U.S. citizenship

Education

Bachelor’s degree in STEM or related field

Advanced Degree preferred

Tools

MATLAB

ANSYS

HFSS

CST

Job description

Date Posted:

2026-08-25

Country:

United States of America

Location:

US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02

Position Role Type:

Unspecified

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.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

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 Electromagnetic Environmental Effects (E3) team is seeking an experienced electrical engineer to join our team in Tucson, AZ.

The E3 Engineer is responsible for electromagnetic interference/electromagnetic compatibility (EMI/EMC). As an E3 Engineering Program Lead for Raytheon, the engineer will lead all E3 and EMI engineering efforts for particular Programs. The candidate should possess experience in this field and have a working knowledge of both military and commercial EMI standards, including but not limited to MIL-STD-461, MIL-STD-464, EN5550X, EN61000-XX and FCC Part 15.

Specific areas of expertise will include experience in the design and verification analysis of EMI/EMC, Electrostatic Discharge (ESD), Hazards of Electromagnetic Radiation, Lightning, EMP and High Altitude EMP, Shielding effectiveness and ESD. Also desirable is familiarity with TEMPEST filter designs and isolation techniques.

This position is an onsite role, located in Tucson, AZ.

What You Will Do

• Provide technical oversight for assigned Programs. E3 Engineers are challenged with making sure the product and process meet appropriate E3 standards.

• Set Program E3 Requirements. E3 Engineers develop E3 Program schedules, provide scoping estimates, and manage all E3 Engineering Program deliverables.

• Provide clear communication and guidance to Program Leadership related to E3 risk conditions and constraints.

• E3 Engineers are present, visible, and accountable related to all Program E3 technical conversations and decisions.

• Provide cross-discipline collaboration. E3 engineers interact with Mechanical, RF, and Systems Engineering as well as Electrical Engineering

Qualifications You Must Have

• Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM) or a minimum of 2 years of prior relevant experience, or an Advanced Degree in a related field.

• Education or experience with any combination of the following:

• EMI/EMC analysis and design experience and / or testing experience

• Experience with MatLab, ANSYS / HFSS or CST

• 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.

Qualifications We Prefer

• Master’s degree in chosen Engineering/Technical field.

• Currently holds a DoD issued security clearance of Secret or higher.

• Strong expertise in the field of EMI design methodologies for military applications.

• Experience with Earned Value Management System (EVMS) and working TINA compliant proposal activities.

• Experience and understanding of TEMPEST hardening concepts and Red/ Black separation.

• Ability to provide detailed documentation related to EMI test plans and EMI procedures and as well as the ability to write formal test reports with minimal revision and review.

• Knowledge of automated EMI test techniques and programming, specifically using TILE.

• Strong engineering troubleshooting / failure investigation skills.

• Strong customer focus with good verbal and written communication skills.

• Good working knowledge of Microsoft Word, Excel, and PowerPoint.

• Knowledge of MIL-STD-461 and Mil-STD-464 test methodologies.

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.

This position offers relocation based on candidate eligibility.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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 68,900 USD - 131,100 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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