Senior Mechanical Engineer

Delivering mission-critical, electronic solutions that protect lives. Use your creativity and critical thinking to take our products from concept to customer.

At CAES, we engineer solutions for the world's most critical missions. We serve customers in the defense and aerospace markets. Seeking a career that offers challenging, diverse projects and opportunities? Looking for a position with a company that offers long-term professional advancement? Searching for a place that values a diverse, team-based environment? One that values YOU. Consider CAES.

The most important thing we build is TRUST

CAES Mission Systems in Woburn is seeing a Senior Mechanical Engineer. In this position, you play a pivotal role in designing our next generation of products to support the Warfighter. The Senior Mechanical Engineer reports directly to the Engineering Manager for product development. This position performs professional technical work of various complexity that requires in-depth knowledge and application of mechanical engineering principles, theories, concepts, practices and techniques used to solve specified problems within a defined field of technology.

If you have experience in Mechanical Engineering, we want to hear from you. Join us!

YOUR ROLE AND RESPONSIBILITIES

As part of our dynamic engineering development team, you will design, develop and test sophisticated RF/Microwave products. This will involve:

• Support Product Design and Development. Lead the design, development and selection of hardware components utilizing mechanical engineering principles, theories, and techniques. Assigned duties may include design and development of specific modules, mechanisms, packaging, components, or subsystems to meet design requirements. Provide technical direction to design support personnel.
• Perform Mechanical Analyses. Maintain up-to-date working knowledge of company standard analysis tools. Assure adequate analysis to achieve performance objectives. Perform static, dynamic, and heat transfer analyses of mechanical structures. Analyze data and document results.
• Coordinate Validation of Design. Coordinate the fabrication and environmental testing of design hardware. Design and procure prototype hardware. Coordinate the environmental testing of hardware including: vibration, shock, thermal, fatigue, and others as required. Review and document test results. Assist in product transition to Production as required.
• Prepare Documentation. Generate, review, and approve the technical content of drawings, engineering specifications, reports, and other documentation associated with the mechanical design. Prepare design review packages and present for internal review.
• Support Continuous Improvement. Ensure compliance with CAES Quality System, Configuration Management and the Mechanical Design Process. Maintain up-to-date knowledge of developments in Mechanical Engineering disciplines. Recommend improvements that produce cost effective and producible designs.
• Product Support. Generate Engineering Change Orders to maintain engineering documentation and incorporation of drawing changes of existing product documentation.
• Other Duties. Make independent technical decisions on work consistent with objectives. Organizational support of Product Lifecycle Management (PLM) tools and processes. Assignments may include research and development of new techniques and materials as a result of independent study.

HOW TO SUCCEED

You combine a solid theoretical background in Mechanical Engineering with creative and critical thinking. To join us you'll need:

Minimum:

• BS Degree in Mechanical Engineering discipline with minimum 4 years of experience, or MS Degree with 2 years of experience
• Working knowledge of 3D modeling software (e.g. Autodesk AutoCAD, Inventor, etc.) and finite element analysis applications (e.g. ANSYS, etc.).
• Understanding of Geometric Dimensioning and Tolerancing (GD&T)
• Understanding of drawing practices per ASME Y14.100
• This position requires access to technology, materials, software or hardware that is controlled by US export laws. In order to be eligible for this position, you must be a "US Person" under US export laws (or eligible for approval under a U.S. Government export license).
• Ability to obtain and maintain a security clearance.

Preferred:

• Experience with complex integrated RF/Microwave assemblies and subsystems
• Background of machined part 3D CAD model designs
• Ability to estimate amount of time needed for design activities, and incorporate product cost during the initial design phase
• Experience in electronic packaging of components in enclosures
• Significant experience with developing 3D models for multi-subsystem complex systems
• Excellent oral and written communication skills
• Experience performing temperature analysis for design of complex systems
• Understanding of design for passing harsh mil- aero environmental qualification requirements such as shock, vibration, and humidity
• Experienced with following a structured design release process and involving appropriate members of the team at each step of the process
• Experience working with a team to jointly develop a system during all phases of the system development lifecycle
  
  

We are interested in every qualified candidate who is eligible to work in the United States. However, we are not able to sponsor visas.

Salary Range: $113,920 to $170,880 annually (Woburn, MA). Applicable pay within the posted range may vary based on factors including, but not limited to, geographical location, job function of the position, education, and experience of the successful candidate.

The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Job Posting Date: December 10,2025.

EMPLOYMENT TRANSPARENCY

BENEFITS

We take care of our people and provide competitive health, wealth and wellbeing benefits - from day one. You'll also discover learning and development opportunities so you can take your career to the next level - and beyond.

Other benefits include:

• Comprehensive PTO, Paid Holiday and Paid Family Leave Programs.
• Student Loan Repayment Program & Tuition Reimbursement
• 9/80 Alternate Work Week Schedule
• Tailored Management/Leadership Training
• Innovative Medical Programs, Including Family Forming

ABOUT CAES

CAES is the largest provider of analog and radiation hardened technology for the United States aerospace and defense industry. From human spaceflight and space exploration, to missile defense and electronic warfare, to healthcare solutions addressing COVID-19, our talented team develop high performing electronic solutions that work the first time, every time.

WE ARE AN EQUAL OPPORTUNITIES EMPLOYER

At CAES we welcome differences and celebrate new ideas. We believe the diversity of our people inspires our creativity and drives our innovation. Everyone is welcome here, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, or genetic information.

We are committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation due to a disability for any part of the employment process, please email CAEScareers@caes.com.