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10,000+ Engineering jobs in Merrimack

Find 10,000 engineering offers in Merrimack. Compare salaries and apply directly.

10,000+

job offers found

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BAE Systems, Inc.
$132,962 - $226,035 /year

Job Description BAE Systems is currently looking for a talented Principal Optical Engineer to join our EO/IR Capability Group . This group comprises a team of expert Optical, Electro-Optical, Opto-mechanical and Laser specialists dedicated to developing innovative hardware solutions that drive the s

Full timeHybrid
5 days ago

Job Description See what you’re missing. Our employees work on the world’s most advanced electronics – from detecting threats for F-35 and F-22 pilots to illuminating the night for soldiers. Spanning air, land, sea, and space, we are developing the technology of tomorrow, delivered today. Drawing st

Full timeOn-site
6 days ago

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs acro

Full timeOn-site
3 weeks ago

Job Summary: The Staff Electrical Engineer is a senior technical contributor within SlingWorks, one of Elbit America’s most advanced engineering teams developing next‑generation targeting and mission‑system technologies. In this role, you will lead complex board‑level electrical designs, contribute

Full time
4 weeks ago
BAE Systems
$153,377 - $260,743 /year

Job Description FAST Labs™ is a world-class research and microelectronics production organization. Our vision, we secure the future through fearless innovation, fuels our curiosity, and propels our teams to take on ‘never been done before’ challenges. We believe how we work is just as important as w

Full timeOn-site
1 month ago

Job Summary: The Project Engineer (PE) is responsible for the Technical Management of the Program along with the oversight of performing requirements analysis and management, technical planning, systems-level design, systems integration, verification and validation, cost and risk management, and sup

Full time
1 month ago

Fidelity will not provide immigration sponsorship for this position. Job Description: The Role We are seeking an experienced Facilities and Operation Building Engineer to join a team that services and maintains critical building mechanical, electrical and plumbing systems. As a member of Fidelity’s

Full time
1 month ago
BAE Systems
$132,962 - $226,035 /year

Job Description See what you’re missing. Our employees work on the world’s most advanced electronics – from detecting threats for F-35 pilots to illuminating the night for soldiers. Spanning air, land, sea, and space, we are developing the technology of tomorrow, delivered today. Drawing strength fr

Full timeOn-site
1 week ago
BAE Systems
$153,377 - $260,743 /year

Job Description About the Team Integrated Survivability Solutions (ISS) is BAE Systems’ premier center for survivability‑focused technologies that protect war‑fighters at all levels from land to air. We design, develop and deliver cutting‑edge electro‑optic (EO) and infrared (IR) systems – from adva

Full timeHybrid
1 month ago

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs acro

Full timeOn-site
1 month ago

Job Description We are seeking an Experienced Systems Engineer to develop laser, electro-optic, and infrared systems for our defense aerospace customers. The successful candidate will be responsible for requirements analysis and decomposition, system design, and collaboration with engineers from oth

Full timeOn-site
1 month ago
Twenty-Six Defense

Company Information: Twenty-Six Defense, headquartered in Fort Worth, Texas, is a leading provider of high-performance products, system solutions, and aftermarket support services focusing on the defense, homeland security, and commercial aviation markets. With facilities throughout the U.S., Twenty

Full timeOn-site
4 months ago
BAE Systems, Inc.
$57,319 - $91,710 /year

Job Description Because of the requirement to perform all work onsite due to the nature of this particular role, it will be performed full time on site. This means work will be conducted on location at a BAE Systems facility 100% of the time. See what you’re missing. Our employees work on the world’

Full timeOn-site
6 days ago
BAE Systems, Inc.
$49,592 - $68,993 /year

Job Description FAST Labs™ is a world-class research organization. Our vision, We secure the future through fearless innovation®, fuels our curiosity and propels our technical teams to take on ‘never been done before’ challenges. FAST Labs defines the next generation of technology across BAE Systems

Full timeOn-site
1 week ago
BAE Systems
$132,962 - $226,035 /year

Job Description Join BAE Systems’ Countermeasure & Electromagnetic Attack Solutions (CEMA) business area where we provide next-generation threat detection and countermeasure solutions to provide unparalleled electronic warfare capabilities to enhance mission survivability. Our team leverages ind

Full timeOn-site
1 week ago

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs acro

Full time
1 month ago
Twenty-Six Defense

Company Information: At HiArc, we believe clients don’t need another vendor; they need a strategic partner who gets it. One who listens harder, thinks deeper, and builds smarter—around their needs, products, and goals. HiArc engineers and manufactures complex medical technologies with one goal in mi

On-site
1 month ago
BAE Systems
$118,095 - $200,762 /year

Job Description Join our dynamic team of innovators and shape the future of technology with us. We're on the hunt for curious and driven individuals who thrive in collaborative environments and are passionate about harnessing the power of optical sensing technology to drive meaningful operational im

Full timeOn-site
1 month ago
Twenty-Six Defense

Company Information: At HiArc, we believe clients don’t need another vendor; they need a strategic partner who gets it. One who listens harder, thinks deeper, and builds smarter—around their needs, products, and goals. HiArc engineers and manufactures complex medical technologies with one goal in mi

Full timeOn-site
2 months ago

Jobs in nearby locations

Entegris
$74,500 - $100,000 /year

Job Title Engineer II, Product Development Engineering Job Description Position Summary Entegris is seeking a highly motivated individual for a Mechanical Engineering role to design Gas Filter, Diffuser and Purifier products. The position reports into the Advanced Purity Solutions division within En

Full timeOn-site
Today
Anika
$122,000 - $152,000 /year

What You’ll Do As the Senior Process Engineer , you’ll lead process development, equipment implementation, and process improvement initiatives supporting Anika’s medical device and drug product manufacturing operations. Working in a regulated manufacturing environment, you’ll apply your engineering

Full timeHybrid
Today
Thermiq Systems

Note Electrical Engineering, Mechanical Engineering, Civil Engineering, Manufacturing Engineering, Materials Engineering, Packaging Engineering, Biomedical Engineering, Chemical Engineering, Safety, Supply Chain, Bioengineering, Industrial Engineering, Petroleum Engineering, Aerospace Engineering, B

Fully remote
Today

Granite State Manufacturing is a leading contract manufacturer of large, complex, precision machined and welded components, supporting the US Navy in building submarines. We specialize in high-mix, low-to-medium volume production, delivering precision, quality, and on-time performance on custom-engi

Full timeOn-site
Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science,

Full time
Today

Job TitleJob DescriptionPlease Note this position supports our 2nd Shift. You will be paid a 10% Pay Premium while working the 2nd Shift from 2:30 PM to 1 AM -- 4/10 work week -- Working Monday to Thursday every Friday off.Because of the need for consistent, in-person collaboration and/or the requir

Today
RTX (Raytheon)

Date Posted: 2026-10-21 Country: United States of America Location: US-MA-ANDOVER-AN2 ~ 352 Lowell St ~ AN2 HAMPSHIRE BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is requi

Today
Lemartec Corporation

Overview: The Electrical Senior Project Manager is responsible for leading and managing a team of project managers, assistant project managers, and superintendents to deliver exceptional results for our clients. The Senior PM is an executive level position, and is expected to identify, propose, clos

Today

GENTEX AT A GLANCE: At Gentex Corporation, we've created an environment where great ideas and great people can thrive. Leveraging a history that spans over 130 years, Gentex is a global leader in personal protection and situational awareness solutions for defense forces, emergency responders, and in

Today