Mechanical Engineer Jobs in New Hampshire
Mechanical engineer jobs in New Hampshire are concentrated in defense and aerospace systems, advanced manufacturing, and energy infrastructure, with demand running from entry-level roles to senior program leads. Manchester, Nashua, and Portsmouth are the most active hiring markets, anchored by employers like BAE Systems, Raytheon Technologies, and Sig Sauer, which maintain major engineering operations across the state. Thermal systems, precision manufacturing, and structural analysis are among the most in-demand specialties in current New Hampshire openings. See the openings below and apply to the ones that match your experience.
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Rotational Mechanical Engineer
Launch your engineering career through our Rotational Engineering program. Join our dynamic team and leverage your skills while becoming an associate owner of our innovative company! In this role, you’ll participate in several rotations between our New Hampshire and Washington locations as a Design Engineer to explore different areas of the business, gaining a comprehensive understanding of our operations before ultimately being assigned to a permanent team. You’ll work alongside senior engineers to develop complex activities in support of each team’s overall business goals. Such activities may include, but are not limited to, new product development, supplier quality assessments, manufacturing operations support, and customer/field support and troubleshooting.
This opportunity is an entry-level position designed specifically for students who will be completing their Bachelor's or Master's Degree this academic year and are ready to transition from the classroom into a full-time engineering role.
Key Responsibilities:
Become a subject matter expert of Mechanical subsystems within Plasma and Waterjet cutting systems, CNC, and THCs (Torch Height Controllers)
Maintain and support released products, including making design changes as part of sustaining engineering projects. Manage potential alternate electronic components to address obsolescence/ availability issues working with suppliers and driving the change management process. Provide expertise for maintaining regulatory, environmental and safety compliance for released products
Lead cost savings or product improvement initiatives by executing design changes, verification and validation testing, and contributing to business cases
Analyze technical documentation and test data to determine if design meets functional and performance specifications
Collaborate effectively with procurement, engineers across business teams, PCB designers, technicians, manufacturing, and quality
Maintain project timelines by implementing interpersonal communication skills, both verbal and written
Develop best engineering practice procedures by continuously improving existing processes to facilitate efficient delivery of high-quality products to customers
Apply sound and diversified knowledge of engineering principles and practices in broad areas of assignments. Work hand-in-hand in a lab environment with critical lab technician support
Required knowledge, skills, education, and experience:
Currently completing your final year of either BS or MS in Mechanical Engineering (Graduating in December 2026 or May 2027)
Contributes to designs, performs tests, and analyzes routine problems under a more senior level engineer’s guidance
Understanding of the principles behind the current product design and ability to maintain those design principles in your designs
Basic engineering skills (analysis and implementation)
Some basic lab testing and evaluation skills
Ability to understand and follow project plans
Strong written and verbal communication skills
Ability to work well across teams
Preferred Experience that differentiates you:
Internship experience in mechanical design of highly technical industrial products
Embedded systems experience with microcontrollers, serial interfaces, analog and digital circuitry
Knowledge of reliability design practices and regulatory design experience (UL/UL508, CSA , ICE, NFPA)
Strong CAD development experience, preferably Solidworks
Engineering instrumentation knowledge such as flow measurements, thermal measurements, oscilloscopes, data acquisition systems/software
Project management experience and/or certification
Experience in a Lean manufacturing environment
Location: Hanover, NH/Kent, WA
Additional benefits in joining Hypertherm Associates:
Collaborative, 100% employee-owned culture
Profit-Sharing and Employee Stock Ownership (ESOP)
Five days/year paid Community Service Time
Strong commitment to Environmental Stewardship
Stable, growing organization with a no-layoff philosophy lasting over 50 years
Sponsorship of new applicants for employment authorization, or any other immigration-related support, is not available for this position at this time.
At Hypertherm Associates, we are committed to building an inclusive diverse, flexible, and collaborative environment . If our mission resonates with you, but you don’t meet all posted requirements, we encourage you to still apply. We will evaluate your application materials and may suggest alternative roles that better leverage your strengths and talents. For positions with multiple levels, we will evaluate your prior experience to determine the level within our organization you are best aligned based upon the job applying.
CURRENT ASSOCIATES OR TEMPORARY ASSOCIATES: Please apply via your internal Workday career account.
$66,207.00-$110,347.00 Annual
This is the base pay range that an applicant can expect to make upon hire.
Pay within this range will vary based upon relevant experience, skills, and education among other factors.
See All 28 Mechanical Engineer Jobs in New Hampshire
Find roles in New Hampshire that match your experience and apply in just a few clicks.
Find Mechanical Engineer JobsMechanical Engineer Jobs by City in New Hampshire
Where New Hampshire roles are concentrated, by current openings.
Mechanical Engineer Job Market in New Hampshire
A snapshot from current New Hampshire openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Biotechnology & Pharmaceuticals
What New Hampshire Employers Look For
The qualifications that appear most often in mechanical engineer jobs across New Hampshire.
- Bachelor's degree in mechanical engineering or a closely related field required
- Experience with CAD software such as SolidWorks, AutoCAD, or CATIA
- Familiarity with defense or aerospace manufacturing standards and specifications
- Professional Engineer licensure in New Hampshire preferred for senior roles
- Experience with GD&T, tolerance analysis, and engineering drawing interpretation
- Ability to obtain or current possession of a U.S. security clearance
Mechanical Engineer Jobs in New Hampshire: Frequently Asked Questions
How do you become a mechanical engineer in New Hampshire?
You become a mechanical engineer in New Hampshire by earning a bachelor's degree in mechanical engineering from an ABET-accredited program, then pursuing licensure through the New Hampshire Office of Professional Licensure and Certification if your role requires a Professional Engineer designation. Most private-sector employers in defense, aerospace, and manufacturing hire engineers at the bachelor's level without requiring a PE license, though obtaining it strengthens long-term advancement and eligibility for higher-responsibility roles.
How much do mechanical engineers make in New Hampshire?
Mechanical engineers in New Hampshire earn a median of about $103,660 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $72,740 for the lowest 10% to over $165,500 for the top 10%. Pay rises with experience, specialty, and employer.
Which companies hire mechanical engineers in New Hampshire?
Companies currently hiring mechanical engineers in New Hampshire include BAE Systems USA, Amphenol, and Hypertherm, per current listings on Migrate Mate as of September 2026. New Hampshire's concentration of defense contractors and precision manufacturers means many openings come from large program-driven employers with multi-year hiring pipelines rather than short-term bursts.
Which New Hampshire cities have the most mechanical engineer jobs?
Nashua, Hudson, and Exeter have the most mechanical engineer openings in New Hampshire. Manchester and Nashua drive volume through their dense corridor of defense contractors and advanced manufacturers, while Portsmouth and the Seacoast region contribute openings tied to naval shipyard support and aerospace firms with facilities near Pease Tradeport.
Are there remote mechanical engineer jobs in New Hampshire?
Yes, but they're rare. About 67% of mechanical engineer openings tied to New Hampshire are remote or hybrid as of September 2026, reflecting how much of the work involves physical systems, lab environments, or classified facilities. The roles most likely to allow remote work are those focused on simulation, FEA modeling, or technical documentation rather than hands-on fabrication or testing.
How can I get hired as a mechanical engineer in New Hampshire with little or no experience?
The most realistic entry path is applying for co-op or new-graduate roles at BAE Systems, Raytheon Technologies, or other defense contractors with structured early-career programs in New Hampshire. Many of these employers recruit directly from the University of New Hampshire and Southern New Hampshire University engineering programs. Entry roles in manufacturing engineering, test support, or design drafting frequently go to candidates without full professional experience, and earning your Engineer-in-Training designation through the New Hampshire Office of Professional Licensure and Certification signals readiness to employers with a PE pipeline.
Where can I find and apply to mechanical engineer jobs in New Hampshire?
You can find and apply to mechanical engineer jobs in New Hampshire on Migrate Mate, which lists current openings across the state. Search the listings by location or specialty, find the roles that fit your background, and apply directly to the ones that match.
See All 28 Mechanical Engineer Jobs in New Hampshire
Find roles in New Hampshire that match your experience and apply in just a few clicks.
Find Mechanical Engineer Jobs