
Mechanical Engineer
Spark Ignited Engine Performance | LPSD | Combustion & Controls
Full-Time | On-Site | 1+ Years Experience
Diversified Services Network, Inc. (DSN) is seeking a full-time Mechanical Engineer to join our team in Lafayette, IN! We offer full benefits, PTO, 401k, and more! If you are a motivated engineer with a passion for spark ignited combustion and engine systems looking to grow your career within an extremely reputable, stable Fortune 500 company — let’s talk!
We are seeking a Mechanical Engineer to join the Spark Ignited Gas Engine Performance team within LPSD, fully on-site in Lafayette, IN. In this fast-paced role, you will develop engine systems for applications including Electric Power, Gas Compression, Marine, Petroleum, and other Spark Ignited applications. You will be responsible for ensuring engine systems meet program requirements across performance, controls, emissions, and software, leveraging simulation, analysis, and engineering judgment to deliver on program commitments.
You will work as part of a collaborative performance team with daily coordination across controls experts, aftertreatment specialists, design engineers, program managers, and other cross-functional partners. A systems engineering focus and a drive to meet and exceed customer expectations are essential to success in this role.
• Develop engine performance requirements to meet program deliverables; ensure performance and controls algorithms are capable of meeting those requirements.
• Conduct engine performance calibration, mapping, and validation in a performance test cell; support validation that final software meets program deliverables from both a performance and emissions standpoint.
• Perform combustion and system-level simulation using GT-Power; conduct engine system modeling and analysis.
• Support product validation in test cell and field environments; support field follow engines to ensure products meet customer requirements in real-world settings.
• Lead project planning; present at design reviews and provide project status updates to leadership.
• Coordinate closely with controls experts, aftertreatment specialists, design engineers, program managers, and platform and validation teams across all phases of development.
• You will work within the Spark Ignited Gas Engine Performance team with daily interaction across performance, controls, platform, and validation teams. The role requires significant cross-functional coordination in a fast-paced development and validation environment.
• Work is primarily office-based; however, lab support (troubleshooting, calibration) and occasional field engine support are also required. This is a fully on-site role in Lafayette, IN.
Requirements
• Bachelor’s degree in an accredited engineering or Engineering Technology field required; Mechanical or Electrical Engineering preferred. 1+ years of relevant experience required.
• Experience in IC engine performance development and/or simulation, modeling, or analysis of IC engine systems and sub-systems.
• Strong understanding of engine fundamentals and spark ignited combustion.
• Methodical, data-driven approach to problem solving and engineering analysis.
• GT-Power simulation or engine modeling experience.
• Strong understanding of spark ignited combustion system interactions at the component and system level.
• Strong communication skills — able to present technical findings clearly at design reviews and to leadership.
• Collaborative and team-oriented, with the ability to manage multiple projects simultaneously and consistently meet program timelines and deliverables.
Benefits
Please follow the link to our website for a list of job openings in Engineering, IT, Project Management, and more! https://www.dsnworldwide.com
Salary expectations: 60,000-65,000 per annual

Founded in 1989, DSN remains at the forefront of providing advanced IT Solutions, Project Management, Health and Human Services Consulting and Program Support, Grants Application and Management Consulting, and Staffing services to Fortune 500 companies and governmental entities. Public and private sectors work can be complicated and challenging, but for more than 35 years, DSN has led the way in providing solutions for complex problems. Although much of our work is multifaceted, the purpose behind it remains simple– we help government and businesses serve the people.
Our suite of consulting and technology services are designed to help organizations solve problems and simplify complex issues. With time-tested, proven experience and industry expertise, DSN offers custom solutions tailored to fit the needs of individual clients.
DSN is a certified Women Business Enterprise (WBE) by both the State of Illinois and Business Enterprise National Council (WBENC) – in addition to other states. We are an equal opportunity employer and find that the diverse array of perspectives, skills, and experiences that our associates bring to DSN fuel innovation and excellence in every aspect of our work.