# Test Engineer

> Diversified Services Network, Inc. · Peoria, United States · Full-time · Posted 2026-05-22

**Salary:** USD 68,000–72,000

**Workplace:** on_site

## Description

**Test Engineer**

_Engine Development | Test Cell Operations | Dual Fuel Technology_

Full-Time  |  On-Site  |  2–4 Years Experience

Diversified Services Network, Inc. (DSN) is seeking a full-time **Test Engineer** to join our team in **Mossville, IL!** We offer full benefits, PTO, 401k, and more! If you enjoy hands-on engineering work and are looking to grow your career on cutting-edge engine technology within an extremely reputable, stable Fortune 500 company — let’s talk!

### Position Overview

We are seeking a Test Engineer to play a key role in engine development, fully on-site in Mossville, IL. This is a backfill of an important position responsible for the successful execution of the test plan. You will work alongside an experienced facility team and global engineers within a team of approximately 15 engineers spanning entry level to 20+ years of experience — supporting test operations, engine hardware validation, and performance/emission data analysis.

This role offers a unique opportunity to work on growing dual fuel development technology. Engineers who enjoy analytical problem-solving and hands-on work will find this position engaging and rewarding on a daily basis. A structured training process is in place to ease onboarding, and there is opportunity for schedule flexibility depending on test activities.

### Key Contributions & Responsibilities

-   Support, direct, and mentor test cell operators running engine tests; regularly review the test plan look-ahead with senior engineers and prepare for engine and test cell setup.
-   Troubleshoot engine and test cell issues effectively to minimize downtime and improve productivity.
-   Coordinate with support function teams — including facilities, instrumentation, and mechanics — for timely issue resolution.
-   Document test cell and engine hardware issues thoroughly and accurately.
-   Attend daily standup and handoff meetings with the core team; provide updates, participate in troubleshooting discussions, help reach consensus on action plans, and communicate results to the technical team.

### Team Structure & Work Environment

-   You will work within a team of approximately 15 engineers ranging from entry level to 20+ years of experience, covering test operations, engine hardware validation, and performance/emission data analysis.
-   Daily interaction includes standups, handoff meetings for continuous operations, and ongoing collaboration with experienced facility and global engineering teams.
-   A structured onboarding and training process is in place to support a smooth transition into the role. Schedule flexibility may be available depending on test activity cycles.
-   This is a fully on-site role in Mossville, IL operating in a fast-paced test environment.

## Requirements

### Candidate Requirements

### Education & Experience

-   2–4 years of relevant engineering experience required.
-   Bachelor’s degree in Mechanical Engineering required.
-   Internship experience may be counted toward the required years of experience.
-   Comparable backgrounds include roles in testing, data analysis, or hands-on experience with large diesel engines.

### Top 3 Skills

-   Strong technical troubleshooting skills across complex engine and test cell systems.
-   Analytical thinking with the ability to synthesize data and drive actionable conclusions.
-   Accuracy and attention to detail in test documentation, data review, and hardware assessment.

### Required Technical Skills

-   Hands-on experience with mechanical and/or electrical test setup and data acquisition equipment.
-   Proficiency with Microsoft Office tools.

### Desired Technical Skills

-   Understanding of diesel engine operation and systems.
-   Experience with data analysis and visualization tools such as MATLAB, CANape, or DIAdem.
-   Familiarity with emissions and measurement equipment such as Horiba, AVL, or Allen Bradley.

### Required Soft Skills

-   Self-starter with strong verbal and written communication skills.
-   Enjoys a fast-paced, hands-on work environment; quick learner with sharp attention to detail.
-   Strong analytical and problem-solving ability.

### Desired Soft Skills

-   Innovative and creative approach to technical problem-solving.
-   Experience leading projects or extended team members.

## Benefits

-   401(k)

-   Dental insurance
-   Vision Insurance
-   Disability insurance
-   Employee assistance program
-   Health insurance
-   Health savings account
-   Life insurance
-   Paid time off
-   Paid Holidays

Please follow the link to our website for a list of job openings in Engineering, IT, Project Management, and more! [https://www.dsnworldwide.com](https://www.dsnworldwide.com)

Salary expectations: 68,000-72,000 per annual

## Apply

[Apply at Diversified Services Network, Inc.](https://apply.workable.com/dsn/j/85DBD9D8B5/apply)

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