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Senior Design Engineer

O.F. Mossberg & Sons Inc
North Haven, CT Full Time
POSTED ON 4/1/2026
AVAILABLE BEFORE 6/1/2026

We’re handling our hiring directly for this position, so we’re not accepting outreach from recruiters or agencies at this time.

Job purpose

Under direction of the Design Team Leader, perform diversified duties to include product design assignments from entirely new products to product enhancements, improvements, and cost reductions. 

Duties and responsibilities

  • Generate design concepts, make detailed designs, and perform design validation activities.
  • Analyze designs for function, tolerances, stress, safety, and performance. 
  • Perform calculations and empirical testing as needed to ensure success of the product in the field. 
  • Participate in voice of the customer activities. Prioritize customer needs in product designs.
  • Confer with management, production, and marketing staff to discuss project specifications and procedures. 
  • Coordinate DFM and DFA activities with vendors, manufacturing engineering, and operations to achieve optimum value for the customer. 
  • Understand in-house and vendor processes and design to process when appropriate. 
  • Communicate with stakeholders on design details, timelines, and expectations. 
  • Delegate assignments to junior engineers and designers appropriately. Provide guidance and instruction to same. 
  • Foster a culture of candor, fact-based decision making, accountability, and continuous improvement. 
  • Participate in lean manufacturing improvement activities, identify waste, and take initiative to eliminate it. 

Qualifications

  • Must have a minimum of 10 years’ experience in design and development of mechanical components and assemblies.
  • B.S. in Mechanical Engineering or equivalent combination of education and experience.
  • Background in Firearms Design is preferred.
  • Strong understanding of relevant manufacturing technologies and their capabilities such as forging, casting, machining, stamping, heat treatment, protective finishes, and molding. 
  • Extensive background in Solid Works.
  • Knowledge of mechanical drafting standards, GD&T, and tolerance analysis.
  • Ability to perform stress and kinematic analysis by classical means and use of FEA and motion analysis software.

Working conditions

Office environment within a manufacturing facility.

Physical requirements

  • Must be able to move, lift, transport items at minimum of 20 lbs.
  • Must be able to consistently operate a computer/office productivity machinery i.e., calculator, copy machine, printer for a minimum of 6 hours per day.
  • Must be able to remain stationary for a minimum of 2 hours per day.
  • Must be able to detect and correct errors on paper/screens.
  • Must be able to communicate and exchange information with other members of the organization verbally, nonverbally, and in writing.
  • Must be able to move throughout the facility and office area to access file cabinets, office equipment, plant machinery, and other office areas as needed.
  • Must be able to travel when required. 

Other

  • Management reserves the right to assign or reassign duties and responsibilities to this job at any time.
  • This job description reflects management’s assignment of essential functions, it does not proscribe or restrict the tasks that may be assigned.
  • This job description is subject to change at any time.
  • Ability to safely and successfully perform the essential job functions consistent with the ADA, FMLA and other federal, state and local standards, including meeting qualitative and/or quantitative productivity standards. 
  • Ability to maintain regular, punctual attendance consistent with the ADA, FMLA and other federal, state and local standards.
  • Experience with Lean Manufacturing or willingness to learn and participate in Lean Manufacturing processes or activities

Direct reports

Design engineer, designer, drafter.

 

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

Salary.com Estimation for Senior Design Engineer in North Haven, CT
$115,054 to $135,284
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