Senior Emissions Certification Engineer

Oshkosh, Wisconsin, United States INDUSTRIAL Full-time $73k to $118k Posted Sep 25, 2026
Apply on Oshkosh (opens in a new tab) Sourced via oshkoshcorporation.wd5.myworkdayjobs.com · Posted 2026-09-25

About this role

Oshkosh is hiring a Senior Emissions Certification Engineer, full-time, on-site in Oshkosh, Wisconsin, United States, in the INDUSTRIAL sector.

At Oshkosh, we build, serve and protect people and communities around the world by designing and manufacturing some of the toughest specialty trucks and access equipment. We employ over 18,000 team members all united by a common purpose. Our engineering and product innovation help keep soldiers and firefighters safe, is critical in building and keeping communities clean and helps people do their jobs every day.

The Senior Emissions Certification Engineer will lead emissions certification and compliance activities for internal combustion and battery electric vehicles. This role is responsible for emissions certification, OBD-II approval, in-use test management, warranty reporting, and on-going emission re-certification according to US EPA and California ARB standards.

YOUR IMPACT:

- Interact and coordinate with US EPA and California ARB staff on issues pertaining to requirements, changes, interpretations, and financial conditions of the contract.
- Responsible for program growth by ensuring continuous improvement of OBD systems.
- Provide secondary support as needed for:

- Heavy-duty on-highway battery electric and internal combustion vehicle certification
- Data collection and analysis for restricted chemical regulations applicable to Oshkosh products
- Data collection and tracking for vehicle sales data, and regulatory compliance programs related to Zero-Emission vehicle sales

- Accountable for all schedules, data quality, and field failure reporting for the program.
- Develop and implement corrective action plans when deviations from budgets and/or schedules are evident.
- Develop, prepare, and present briefings to both executive management and the customer related to program status, direction, and performance.
- Participate in identification and mitigation efforts related to risk throughout program life cycle.
- Coordinate project activities of external contractors and internal engineering staff according to a detailed project time plan.
- Assure communication and cooperation among team members and resolve areas of conflict.
- Ability to identify, influence/shape future requirements and compliance strategies.
- Actively identify changes in regulatory requirements and industry trends relevant to the program.
- Other duties as assigned.

MINIMUM QUALIFICATIONS:

- Bachelor’s degree in mechanical or environmental engineering, or related field of study
- 2+ years of related experience in powertrain development, emissions testing, certification, or on-board diagnostics
- Working knowledge of Microsoft Project
- Previous working experience with regulators in the transportation sector
- Independent judgment and decision-making ability

STANDOUT QUALIFICATIONS:

- Master’s Degree in Environmental Compliance, Engineering, or related field
- Strong verbal presentation and written communication skills
- Possess broad technical, administrative and management skills to oversee product line development, production, operational support, and system upgrades

CORE COMPETENCIES:

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Internal Contacts: Contact with peers and others involving explanation of information (these contacts may be within or outside department or division), and the gathering of factual information; may include the communication of sensitive or confidential information.

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External Contacts: Limited external contact to: gather information, answer queries, or ask assistance.

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Communication Skills: Read, write and comprehend simple instructions, short correspondence and memos; Read and interpret safety rules, operating/maintenance instructions and procedure manuals; Write routine reports, correspondence and speak effectively before both internal and external groups; Read, analyze and interpret business manuals, technical procedures and/or government regulations: Read, analyze and interpret scientific and technical journals, financial reports and legal documents.

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Decision-Making: Regularly makes decisions of responsibility, involving evaluation of information. Decisions may require development or application of alternatives or precedents.

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Complexity, Judgment and Problem Solving: Generally diversified and moderately difficult work. Requires judgment in the adaptation and interpretation of established practices and procedures to meet problems and situations to which the application is not clearly defined.

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Supervisory/Managerial: General instructing, scheduling, and reviewing the work of others performing the same or directly related work. Acts as “lead worker”.

WORKING CONDITIONS:

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Physical Demands: Frequent: Standing, Walking/Running, Sitting, Reaching, Hearing, Talking, Visual, Typing; Occasional: Driving, Fine Dexterity, Manual Dexterity; Upper Extremity Repetitive Motion; Seldom: Lifting/Carrying 25lbs., Pushing/Pulling 25llbs.

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Non-Physical Demands: Frequent: Analysis/Reasoning, Communication/Interpretation, Math/Mental Computation, Reading, Sustained Mental Activity (i.e. auditing, problem solving, grant writing, composing reports), Writing.

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Environmental Demands: Frequent: Work Alone, Frequent Task Changes, Tedious/Exacting Work; Occasional: High Volume Public Contact.

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Work Schedule: Routine shift hours. Infrequent overtime, weekend, or shift rotation.

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Demands/Deadlines: High volume and variable work demands and deadlines impose strain on routine basis or considerable stress intermittently; OR regular direct contacts with distressed individuals within the immediate work environment; and/or exposure to demands and pressures from persons other than immediate supervisor.

Pay Range:
$73,200.00 - $117,800.00

The above pay range reflects the minimum and maximum target pay for the position across all U.S. locations. Within this range, individual pay is determined by various factors, including the scope and responsibilities of the role, the candidate's experience, education and skills, as well as the equity of pay among team members in similar positions. Beyond offering a competitive total rewards package, we prioritize a people-first culture and offer various opportunities to support team member growth and success.

Oshkosh Corporation will not discharge or in any manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with Oshkosh Corporation's legal duty to furnish information.

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About Oshkosh

Oshkosh

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