Senior Engineering, Test Engineering

Diversified Services Network, Inc. (DSN) is seeking a full-time Senior Test Engineer to join our team in Lafayette, IN If you're looking to grow your technical career within an extremely reputable, stable Fortune 500 company - let's talk
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We are seeking a highly motivated Senior Test Engineer to support engine and package performance, validation, and certification activities within our development test cells. In this role, you will plan and execute engine tests, develop test instructions and protocols, ensure regulatory compliance, and support technicians with set-up and instrumentation. You will analyze test data, troubleshoot issues, and collaborate with engineering leaders to drive performance calibration, component risk assessments, and continuous improvement.

The ideal candidate brings strong technical aptitude, data analysis skills, and the ability to work hands-on in a fast-paced test environment while managing projects, suppliers, and documentation with precision.

Execution of all engine/package performance, validation & certification test activities
Writing Test instructions for Dyno/Package Technicians for individual tests using WRS systems or Technical Center GA/WO systems
Utilizing or developing standard test protocols & methods to deliver highest data quality
Maintaining Lafayette development cells to 1065 regulatory compliance standards
Managing test cell & facilities equipment suppliers. Managing supplier quotations, requisition creation & final work execution by suppliers
Supporting the operators & technicians in engine and after-treatment installation activities & completing critical cell intake/exhaust routing designs
Analyzing test results for performance calibration trade-off curves, mechanical & structural instrumentation data reporting, emissions test cycle reporting & any root cause analysis of unexpected deviations observed in test data captured
Collaborate with the technical lead to develop recommendations for engine performance calibration or component risk assessment
Ensure tests are run on schedule & provide weekly updates to management on progress of their projects
On completion of individual projects high quality documentation of work accomplished is required with report out to stakeholders in forums such as Table-Top, Deep Dives & Design reviews
Learn and apply principles of operations of new engine systems & aftertreatment experience (Diesel, Gas or Duel-Fuel)
Learn and apply principles of operations of LEC, LEC Endurance back-pad, Girtz, Engine Dyno /Package test operations (Test setup, execution & results reporting)
Learn and apply principles of operations of LEC in Engine Certification. Develop knowledge of Tier4 1065 test compliance regulations and other global regulatory stds. (Learn and apply principles of Test Acquisition Data systems such as FEV, AVL, National Instruments, Horiba, I-Test. Apply computer skills and learn/apply engineering data analysis tools (MS-Excel, DATK, Perfex, Matlab, Diadem, AVL Concerto & others)
Collaborate daily with engineering management and hourly operations staff on test execution and related activities
Develop and deliver root cause analysis of failures and issue resolutions recommendations
Work with test teams and other engineering teams on test planning, efficiency improvement plans and other key initiative

Bachelor’s Degree and 5+ years of engine testing experience is required


Minimum 5 years of Engine Testing experience.


Dental insurance
~ Disability insurance
~ Employee assistance program
~ Health insurance
~ Health savings account
~ Life insurance
~ Paid Holidays

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