Mechanical Engineer Jobs in Idaho
Mechanical engineer jobs in Idaho are concentrated in the Boise metro, Idaho Falls, and Pocatello, where defense contractors, semiconductor manufacturers, and energy companies drive consistent demand for mechanical talent. Employers like Micron Technology, Idaho National Laboratory, and Hewlett Packard Enterprise have deep roots in the state and hire mechanical engineers across product design, systems integration, and nuclear and clean energy applications. Openings range from entry-level design roles to senior systems engineers and project leads. Scan the live roles below and apply to whichever ones fit.
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We are seeking an experienced Mechanical Engineer to support AMVAC’s agricultural chemical manufacturing facility in Marsing, Idaho. As an integral part of the American Vanguard engineering team, the Mechanical Engineer will be responsible for the improving, designing, developing, and troubleshooting systems in process and packaging departments at AMVAC’s Marsing location. This position will provide hands-on engineering support for manufacturing operations, equipment reliability, process improvement, and capital projects. The ideal candidate is a self-starter, strong problem solver, and excellent collaborator who enjoys working in a plant environment and finding practical solutions to equipment and process challenges. Experience with rotating equipment is important, while experience with bead mills, high-shear mixing, packaging equipment, automation projects, and Lean Six Sigma is a plus.
American Vanguard Company is a diversified specialty and agricultural products company that develops, manufactures, and markets solutions for crop protection and nutrition, turf and ornamentals management. With more than 50 years of experience, American Vanguard Corporation (NYSE: AVD) is a U.S. based global provider of technology solutions for agriculture and related industries.
Job Duties & Responsibilities:
- Provide Mechanical Engineering support for daily manufacturing operations.
- Troubleshoot mechanical equipment and process problems and develop long-term solutions.
- Work closely with Operations and Maintenance to identify and eliminate recurring equipment problems.
- Support and improve the reliability, availability, and maintainability of plant equipment.
- Troubleshoot and optimize rotating equipment, including pumps, mixers, agitators, motors, gearboxes, compressors, and related equipment.
- Provide engineering support for bead mills, high-shear mixers, and other process equipment.
- Lead or support root-cause investigations and corrective actions.
- Identify opportunities to improve production capacity, equipment reliability, safety, quality, and operating costs.
- Lead and support continuous improvement projects.
- Apply structured problem-solving techniques to manufacturing and equipment issues.
- Support capital projects from concept and design through installation, commissioning, and startup.
- Develop or review equipment specifications, drawings, calculations, and technical documentation.
- Work with equipment suppliers, contractors, and engineering service providers.
- Support equipment selection, procurement, installation, and startup.
- Participate in Management of Change activities.
- Support plant shutdowns, equipment installations, startups, and major maintenance activities.
- Identify opportunities to reduce downtime, maintenance costs, energy usage, and production losses.
- Support preventive and predictive maintenance improvement initiatives.
- Ensure engineering solutions meet company, safety, environmental, and applicable industry requirements.
- Communicate project status, technical issues, and recommendations to plant leadership.
- Work collaboratively with Operations, Maintenance, EHS, Quality, and other engineering functions.
Skills & Qualifications:
- Strong mechanical engineering fundamentals and problem-solving ability.
- Strong troubleshooting and root-cause analysis skills.
- Knowledge of rotating equipment and mechanical systems.
- Ability to diagnose complex equipment and process problems.
- Self-starter who takes initiative and ownership of assignments.
- Strong collaborator and team player who can build effective relationships across departments.
- Ability to work independently while also functioning effectively within a multidisciplinary team.
- Strong continuous-improvement mindset.
- Practical, hands-on approach to engineering and problem solving.
- Strong communication and interpersonal skills with the ability to communicate technical information to operators, maintenance technicians, engineers, supervisors, and management.
- Project management experience with the ability to manage multiple projects and priorities.
- Ability to use engineering data and analysis to make sound decisions.
- Knowledge of equipment reliability and maintenance practices.
- Experience with root-cause analysis and corrective-action processes.
- Lean Six Sigma knowledge or experience is a plus.
- Experience with bead mills and high-shear mixing is a plus.
- Agricultural chemical, specialty chemical, or process manufacturing experience is preferred.
- Must be able to pass a Department of Homeland Security approved pre-employment criminal background check.
Experience Requirements:
- 5–10 years of mechanical engineering experience.
- Experience in chemical, agricultural chemical, specialty chemical, or similar process manufacturing is preferred.
- Experience with continuous improvement, root-cause analysis, or Lean Six Sigma is a plus.
Education Requirements:
- Bachelor's degree in Mechanical Engineering from an accredited university.
- Engineering degree in a closely related discipline may be considered based on relevant experience.
- Lean Six Sigma training or certification is a plus.
OUTSTANDING BENEFITS
American Vanguard provides Industry leading Medical, Dental, and Vision care with very low out of pocket premiums; Life and Disability Insurance for employees and family members; Health Savings Account (HSA) / Flexible Spending Account (FSA) options; 401(k) Retirement Savings Plan with employer match and Employee Stock Purchasing Plans.
AMVAC is an equal opportunity affirmative action employer and values diversity in our company. We do not discriminate on the basis of race, color, religion, age, national origin, sexual orientation, gender identity or expression, marital status or domestic partnership status, disability, protected veteran status or military status, genetic information, or any other category protected under applicable law.
See All 44 Mechanical Engineer Jobs in Idaho
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Find Mechanical Engineer JobsMechanical Engineer Jobs by City in Idaho
Where Idaho roles are concentrated, by current openings.
Mechanical Engineer Job Market in Idaho
A snapshot from current Idaho openings, updated as new roles post.
Who's Hiring


Top Industries Hiring
- Consulting & Professional Services
- Construction & Real Estate
What Idaho Employers Look For
The qualifications that appear most often in mechanical engineer jobs across Idaho.
- Bachelor's degree in mechanical engineering or closely related engineering discipline required
- Professional Engineer license issued or recognized in Idaho preferred for senior roles
- Proficiency in CAD software such as SolidWorks, AutoCAD, or CATIA
- Experience with thermal systems, structural analysis, or electromechanical design
- Familiarity with DOE, DOD, or nuclear industry safety and compliance standards
- Strong communication skills for cross-functional collaboration with manufacturing and project teams
Mechanical Engineer Jobs in Idaho: Frequently Asked Questions
How do you become a mechanical engineer in Idaho?
You become a mechanical engineer in Idaho by earning a bachelor's degree in mechanical engineering from an accredited program, then pursuing licensure through the Idaho Board of Licensure of Professional Engineers and Professional Land Surveyors if your work involves public safety or government contracts. Most employers hire candidates with an ABET-accredited degree and require a Fundamentals of Engineering exam pass before the full Professional Engineer credential. Many Idaho roles, particularly in defense and nuclear, also require the ability to obtain a federal security clearance.
How much do mechanical engineers make in Idaho?
Mechanical engineers in Idaho earn a median of about $93,190 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $63,660 for the lowest 10% to over $141,020 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire mechanical engineers in Idaho?
Employers hiring mechanical engineers in Idaho right now include WSP, FusionIRX, and JST Manufacturing, based on current listings on Migrate Mate as of November 2026. Idaho's defense, semiconductor, and nuclear energy sectors are the most active sources of open mechanical engineer positions in the state.
Which Idaho cities have the most mechanical engineer jobs?
Boise, Meridian, and Idaho Falls hold the most mechanical engineer openings in Idaho. Boise leads because of its concentration of semiconductor, tech, and manufacturing employers, while Idaho Falls draws significant hiring from Idaho National Laboratory and supporting energy contractors, and Pocatello benefits from industrial manufacturing and regional engineering firms anchored there.
Are there remote mechanical engineer jobs in Idaho?
Yes, but they're rare. Mechanical engineering is largely hands-on, requiring lab access, manufacturing floor presence, or hardware testing, which limits fully remote arrangements. About 46% of mechanical engineer openings tied to Idaho are remote or hybrid as of November 2026, and those roles tend to be in simulation, CAD-heavy design work, or systems engineering coordination rather than fabrication or test roles.
How can I get hired as a mechanical engineer in Idaho with little or no experience?
The most realistic entry path is applying directly to internship and new-graduate programs at Idaho National Laboratory and Micron Technology, both of which run structured early-career pipelines for engineering graduates. Entry roles like manufacturing engineer, test technician, or junior design engineer are common stepping stones. Candidates with a completed ABET-accredited degree, a Fundamentals of Engineering exam pass, and a portfolio of design or capstone project work are consistently more competitive with Idaho employers than those without those credentials.
Where can I find and apply to mechanical engineer jobs in Idaho?
You can find and apply to mechanical engineer jobs in Idaho on Migrate Mate, which lists current Idaho openings across industries and experience levels. Search the available roles, find the ones that match your background and location, and apply directly to each listing that fits.
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