Mechanical Engineer - Engine Performance

Rfamec; Lafayette (IN); On-site; Full time

Benefits offered by this job

Health and Dental Insurance

Short-term Disability

Paid Time Off (PTO)

Education Assistance

Job summary

A leading engineering service provider is looking for a full-time Mechanical Engineer focused on Engine Performance in Lafayette, IN. The role requires developing engine systems for various applications and ensuring performance, emissions, and software compliance. Candidates must hold a Bachelor's degree in Mechanical Engineering and have experience with internal combustion engines. The position is onsite, offering competitive benefits and opportunities for professional growth.

Qualifications

• Bachelor's degree in Mechanical Engineering or related field required.
• Experience in performance development of internal combustion engines is necessary.
• Must be proficient in simulation/modeling of internal combustion engines.

Responsibilities

• Calibrate and validate engine performance.
• Report on design reviews and project status to leadership.
• Support product validation in test and field environments.

Skills

Performance development of internal combustion engines

Good communication skills

Collaboration in a team environment

Self-starter

Education

Bachelors of Science in Mechanical Engineering

Tools

GT-Power

Job description

Mechanical Engineer - Engine Performance

Job Category: Mechanical Engineering

Requisition Number: MECHA001608

• Posted : February 26, 2026
• Full-Time

Location

Indiana -Tippecanoe
3701 South St
Lafayette, IN 47905, USA

RFA Engineering (www.rfamec.com) is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an 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 customer's world‑class engineering and manufacturing facility.

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

Mechanical Engineer - Engine Performance

As a member of the Spark Ignited Gas Engine Performance team, the successful candidate will be working to develop engine systems for use in applications such as Electric Power, Gas Compression, Marine, Petroleum and other Spark Ignited applications. The engineer will be responsible for ensuring that the engine system meets program requirements with respect to performance and controls, emissions and software. They will be required to use simulation, analysis, and engineering judgment to meet program deliverables. This position will be on‑site at our customer's facility located in Lafayette, IN.

Job Description

• Engine performance calibration, mapping, and validation
• Reporting at Design reviews, and project status reports to leadership.
• Support of product validation in a test cell and/or field environment
• Combustion and system level simulation using GT-Power
• Coordinate with controls experts, aftertreatment specialists, design engineers, program managers, and others in a development and validation environment.

Requirements

• Bachelors of Science in Mechanical Engineering or Mechanical Engineering Technology or related field.
• Experience in performance development of internal combustion engines.
• Experience in the simulation/modeling/analysis of internal combustion engines or sub‑systems
• Must be a self‑starter, good communication skills, able to thrive in a collaborative environment
• Must have a valid Driver’s License

Desired Experience

• Masters Degree in Mechanical Engineering with an emphasis in Engine Development or Power Systems
• Experience with GT Power Modeling or similar software
• Experience with thermodynamic system simulation/modeling/analysis
• Demonstrates a strong mechanical aptitude through work experience or hobbies
• Hands on experience with internal combustion engines.

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

• Health and Dental Insurance
• TelaDoc Healthiest You
• Supplemental Vision Insurance
• Company Paid Life Insurance
• Company Paid Long‑Term Disability
• Short‑term Disability
• Retirement Savings Account (Traditional 401k & Roth 401k)
• Flexible Spending Plan Dependent Care
• HSA for Medical Expenses
• Bonus Plan (Exempt Employees Only)
• Paid Time Off (PTO)
• Paid Holidays
• Employee Assistance Programs (EAP)
• Education Assistance

Equal Opportunity and Veteran Friendly

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.