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Aftertreatment Testing Engineer - Automotive

Job in Hagerstown, Washington County, Maryland, 21749, USA
Listing for: Stefanini North America and APAC
Full Time position
Listed on 2026-10-05
Job specializations:
  • Engineering
    Quality Engineering, Process Engineer, Systems Engineer, Manufacturing Engineer
Salary/Wage Range or Industry Benchmark: 85000 - 120000 USD Yearly USD 85000.00 120000.00 YEAR
Job Description & How to Apply Below
Aftertreatment Testing Engineer - Automotive

Hagerstown, MD (Onsite)

13302 Pennsylvania Ave. Hagerstown, MD 21742

This is an engineering position within the Exhaust Aftertreatment systems team located in Hagerstown Maryland. Our team is responsible for the development of hardware for after-treatment systems (Muffler, Urea dosing system, substrates and coating) and the urea dosing system calibration. We work with pride and fun, valuing team spirit, work-life balance, personal development, engineering challenges, and innovation. Our team promotes sustainability by not only creating after-treatment systems that are emissions compliant and maximize customer uptime, but also by being able to diagnose the effectiveness and health of our systems over the lifetime of the product.

The Hagerstown EATS team is seeking an experienced engineer in the field of Engine Aftertreatment systems Hardware development. You should be prepared to work in a challenging and fast-paced environment, gaining experience and knowledge in various aspects of engineering. You will report to the Group Manager of the Aftertreatment engineering team.

Your Responsibilities In Our Group Will Include:
  • Support the development, validation, and production implementation of aftertreatment hardware components in collaboration with suppliers and global engineering teams.
  • Plan and execute aftertreatment EATS system test, verification and validation in the rig, test cell and vehicles.
  • Work collaboratively cross functionally locally and with global teams:
    Engine, Aftertreatment and On-Board Diagnosis Software and calibration teams.
  • Take responsibility for efficiently and accurately executing test procedures while concurrently reviewing test results to ensure reliability of data.
  • Issue written and oral reports
  • Define and implement solutions for aftertreatment customer issues.
  • Release and implement data calibration solutions for production and aftermarket.
  • Domestic and international travel may be required.
Profile

You will be expected to perform a variety of tasks in a highly technical environment as part of a team.

  • Teamwork:
    Building cooperation among departments, based on integrity and trust, and working to achieve group goals and outcomes
  • Ownership / Accountability:
    Cooperation with others in getting the job done and accepting responsibility for personal actions, costs, and results
  • Analytical

    Skills:

    Recognizing patterns in data, information, or events, drawing logical conclusions, and making recommendations for action
  • Attention to Detail:
    Monitoring adherence to standards and actively checking for accuracy of data received or generated before passing it on
  • Technical/Functional Expertise:
    Demonstrating broad, in-depth, and up-to-date knowledge of pertinent technical, business, and professional fields
Job Requirements
  • Bachelor or Master of Science in Mechanical Engineering, Chemical engineering, Electrical Engineering, or related field
  • 2-5+ years of experience in engineering.
  • Experienced with diesel engines and/or exhaust aftertreatment development.
  • Experience with Coating and substrates technology and chemistry is a plus.
  • Strong communication and presentation skills
  • Action oriented with ability to work with minimal supervision
  • Motivated to solve problems and develop quality solutions in a timely manner
  • Ability to successfully collaborate with global and cross-functional colleagues
  • Innovative mindset with customer focus
  • Authorized to work in the United States required

Listed salary ranges may vary based on experience, qualifications, and local market. Also, some positions may include bonuses or other incentives.

Stefanini takes pride in hiring top talent and developing relationships with our future employees. Our talent acquisition teams will never make an offer of employment without having a phone conversation with you. Those face-to-face conversations will involve a description of the job for which you have applied. We also speak with you about the process including interviews and job offers.

About Stefanini Group

The Stefanini Group is a global provider of offshore, onshore, and nearshore outsourcing, IT digital consulting, systems integration, application, and strategic staffing services to Fortune 1000 enterprises around the world. Our presence is in countries like the Americas, Europe, Africa, and Asia, and more than four hundred clients across a broad spectrum of markets, including financial services, manufacturing, telecommunications, chemical services, technology, public sector, and…

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