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Sr. Mechanical Engineer

ATR - Arena Technical Resources

Oshkosh, WI · Posted October 29, 2026

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About the job

Job Title: Sr. Mechanical Engineer

Job Location: Oshkosh, WI (preference in on-site but open to remote)

Eligibility/Clearance: US Citizenship required as this supports a

government contract

The Sr Engineer – Mechanical designs functional, reliable and cost

effective, heavy duty vehicle components. Perform engineering analysis

and design or re-design, and development of components into existing and

new vehicles. Provide integration and execution support for vehicle and

component design.

YOUR IMPACT:

- Under supervision, perform engineering calculations, investigations,

and tasks as assigned according to Oshkosh as well as general

industry engineering standards and processes.

- Support more senior engineers in the preparation of plans, designs,

computation methods, and/or reporting.

- Responsible for a project or part of a project of limited

complexity.

- May be responsible for managing multiple projects.

- Collaborate as needed with other engineering or business support

disciplines internally as well as suppliers externally.

- Provide guidance or mentorship to entry level engineers, designers,

or technicians working on a common project.

- Maintain effective communication with suppliers, internal and

external customers, and outside resources concerning technical

issues.

- Enforce the proper use of engineering criteria and drawing

standards. Ensure that technical issues are conducted within the

framework of company policies and procedures.

- Evaluate designs for performance, safety, and reliability.

- Perform and Directs preparation of layouts, drawings,

specifications, and bills of material.

- Perform engineering analysis to support the selection of parts,

components, and materials that meet requirements.

- Provide technical assistance for production support.

- Analyze and resolve issues reported to Engineering via verbal or

written communication.

- Prepare technical proposals, quotations, reports, and presentations.

- Create and maintain project documentation for analysis, research,

and historical records.

- Utilize analytical and mathematical approaches to calculate or model

system performance and optimize designs.

- Analyze and resolve issues reported to Engineering and communicate

status via verbal or written communication.

- Other duties as assigned.

- Regular attendance is required.

MINIMUM QUALIFICATIONS:

- Accredited Bachelor's degree in Engineering or related field with

three (3) or more years of related experience .

STANDOUT QUALIFICATIONS:

- Accredited Bachelor's degree in Mechanical Engineering.

- Mechanical knowledge of automotive or heavy-vehicle equipment and

related systems.

- Experience with a high level CAD system.

CORE COMPETENCIES:

- 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.

- External Contacts: Limited external contact to: gather information,

answer queries, or ask assistance.

- 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.

- Decision-Making: Regularly makes decisions of responsibility,

involving evaluation of information. Decisions may require

development or application of alternatives or precedents.

- 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.

- Supervisory/Managerial: General instructing, scheduling, and

reviewing the work of others performing the same or directly related

work. Acts as “lead worker”.

WORKING CONDITIONS:

- 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.

- 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.

- Environmental Demands: Frequent: Work Alone, Frequent Task Changes,

Tedious/Exacting Work; Occasional: High Volume Public Contact.

- Work Schedule: Routine shift hours. Infrequent overtime, weekend,

or shift rotation.

- 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.

Arena Technical Resources, LLC, (ATR) is an Equal Opportunity Employer

(EOE) who will provide equal employment opportunity to employees and

applicants for employment without regard to race, ethnicity, religion,

color, sex, pregnancy, national origin, age, veteran status, ancestry,

sexual orientation, gender identity or expression, marital status,

family structure, genetic information, or mental or physical disability.