Mechanical Engineer
- Pay
- $82,000 – $122,900 per year
- Location
- Lewiston, ID
- Listed
- 9 days ago
About the role
Mechanical Engineer (Multiple Levels) - Plastics / Tool & Die Engineering
We are hiring Mechanical Engineers at multiple levels in Lewiston, ID. Whether you are early in your career and looking to grow as a mechanical engineer or have several years of experience, we have a place for you on our team.
What you will do
- In this position, you will be working with internal and external customers to solve plastic injection molding problems.
- This includes both consulting on part design and designing tooling that meets the needs of the production teams.
- Consulting often consists of working with R&D Engineers to implement plastic part Design for Manufacturability while considering the part function and assembly context.
In addition to the mechanical design, you would also perform mold flow analysis utilizing Moldex3D FEA software. The results of these efforts inform the mold design work you will perform to ensure the production team has a high-quality, reliable tool.
A typical day in the role might include
Consulting
- Plastic part design
- Design for manufacturability reviews
- FEA - mold flow analysis
Tooling Design
- Quoting internal tool builds
- Writing mold specifications, getting external tooling quotes, and managing the project including review of vendor tool designs
- Mold design
- Future tooling design opportunities may include press brake tooling, punch tooling, progressive dies, and other areas as Vertical Integration continues to grow.
Other Essential Duties and Responsibilities
- Perform the following mechanical engineering functions:
- assembly design
- plastic and metal part design
- tolerance studies
- design for manufacturability/assembly
- component selection and specification
- thermal analysis and design
- Qualify and monitor tooling vendors.
- Generate and maintain accurate Bills of Material. Provide accurate labor and material estimates.
- Review, support, approve and provide recommendations for improvements to documentation, mechanical designs, and manufacturing process design.
- Maintain current and accurate project notebooks.
- Mentor ME Interns, Designers, and Associate ME's.
- Follow and apply SEL Values, Principles of Operations, and World Class Manufacturing Principles.
- Understand. Create. Simplify.
- Other duties as assigned.
This job might be for you if you are a US Citizen and if you:
2+ years' experience in three or more of the following areas
- electromechanical packaging design
- heat transfer
- materials and processes
- mechanics
- computer-aided design
- Strong problem-solving skills
- Strong project management experience
- Strong writing, documentation, and speaking skills
Ability to learn new skills and assume new responsibilities
- Ability to work effectively in a team environment
- Background check results satisfactory to SEL
- Negative drug test result(s)
Preferred Qualifications
- 2+ years SolidWorks or TopSolid experience
- Injection mold design experience
- Industrial plastics
- Thermal modelling
- Finite Element Analysis
- Location
Additional information
Lewiston, ID - This position is located in Lewiston, ID where you'll enjoy an unmatched quality of life. Enjoy the smaller town life: country space, freedom from traffic, easy access to recreational activities in nearby mountains, rivers, and forests, as well as great schools and universities.
Pay and benefits
Competitive pay. Superior benefits. Inspiring work.
People are at the core of our company and we hire employee-owners. We welcome you to learn more about how we support employees.
- We're 100% employee owned. Retirement benefits include an employer funded stock ownership plan (ESOP) and personal 401(k) options.
- We offer top tier medical, prescription, dental, vision, life, and disability insurance.
- We recognize the importance of a healthy life balance and offer: 10 paid holidays, annual vacation accrual starting at 12 days, 9 paid sick days, and paid family and medical leave that covers 90% of your pay.
- We foster growth and development of our employees through avenues such as STEM courses, apprenticeships, tuition assistance, and engineering development programs.
- Ask our team about other benefits including wellness, fertility, adoption, and flexible spending benefits.
Pay Range Data - $82,000 - $122,900 annually - Associate Mechanical Engineer $89,400 - $134,100 annually - Mechanical Engineer
We set starting pay based on job-related factors such as your experience, training, knowledge, and skills. Depending on your background, we may consider you for a different level, with compensation aligned accordingly.
Communication with Applicants
We communicate with all applicants. If you do not receive a response about your application, please check your SPAM filter or reach out to us at.
SEL is an Equal Opportunity Employer: Vets/Disabled.
From Selinc's careers page, first listed on Rolev.ai on October 31, 2026. Rolev.ai is not the employer.
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Common questions
What is the salary for the Mechanical Engineer role at Selinc?
The Mechanical Engineer posting at Selinc states compensation of $82,000 – $122,900 per year. Final pay may depend on location, experience, and interview evaluation on Selinc's official career site.
Where is the Mechanical Engineer job at Selinc located?
This Mechanical Engineer position at Selinc is located in Lewiston, ID. Always check Selinc's application page for specific state eligibility or relocation policies.
How do I apply for the Mechanical Engineer position at Selinc?
This listing links directly to Selinc's Workday application page. You can apply directly on Selinc's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workday application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.