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Electrical Engineer Product Design and Validation

RFA Engineering

Job Location:

Tucson, AZ - USA

Monthly Salary: $ 65000 - 95000

Posted: 11 August 2026 (4 hours ago)

Application Deadline: 8 November 2026

Vacancies: 1 Vacancy

Job Summary

RFA Engineering ()is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an entry-mid level experienced candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customers world-class engineering and manufacturing facility.

This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth direct hire by our customers and additional opportunities within our own organization.

Electrical Engineer Product Design and Validation

The selected candidate will support the development testing and validation of software-controlled systems used on large mining trucks. This is an excellent opportunity for an engineer who enjoys combining hands-on work with technology troubleshooting and machine testing in a real-world operating environment.

This role is ideal for someone who wants to work directly with large equipment electrical systems controls and software validation rather than developing software code. You will play a critical role in ensuring production machines perform safely and reliably while helping introduce new technologies and features into future machine platforms.

Responsibilities

Execute software validation and verification activities for large mining truck control systems.
Develop and execute test plans to verify software functionality and system performance.
Utilize diagnostic and calibration tools to monitor machine behavior adjust tuning parameters and troubleshoot issues.
Support validation of software releases across multiple machine electronic control modules (ECMs).
Identify document and troubleshoot software controls and electrical system issues.
Build modify and troubleshoot electrical harnesses and machine wiring as needed.
Conduct field testing on active production machines and new technology integrations.
Document results findings and recommendations using standard engineering tools and processes.

Qualifications

Bachelors degree in Electrical Engineering Electrical Engineering Technology Controls Engineering or a related field.
Experience with electrical systems controls embedded systems or software validation.
Ability to read electrical schematics and wiring diagrams.
Strong troubleshooting and problem-solving skills.
Experience developing and executing test plans and documenting results.
Familiarity with diagnostic calibration and data acquisition tools.
Ability to work hands-on with electrical wiring harnesses and machine systems.
Strong communication and teamwork skills.
Willingness to work directly with large equipment in a testing and field environment.

Desired Attributes

Experience with heavy equipment off-highway vehicles or mobile machinery.
Familiarity with CAN or J1939 communication.
Experience with electronic control modules (ECMs).
Experience with software verification and validation.
Comfortable troubleshooting issues involving electrical controls and software systems.
Self-motivated detail-oriented and able to work independently.

Pay Range: $65000-$95000 - Commensurate with Experience:

Visa sponsorship is NOT available for this position.

About RFA Engineering

RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural construction mining recreational industrial and special machines. Our work includes concept development product design documentation problem-solving simulation optimization and testing of components systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis branch office in Dubuque IA and at numerous customer sites throughout the U.S.

Competitive Benefits