Engineer I

Sorry, this job was removed at 12:17 a.m. (UTC) on Monday, Jun 08, 2026
Be an Early Applicant
Littleton, MA, USA
In-Office
66K-90K Annually
Hardware • Other • Appliances
The Role
Job Posting Start Date 06-05-2026 Job Posting End Date 06-08-2026

At JetCool, a Flex company, we’re at the forefront of liquid cooling innovation, delivering advanced solutions that empower our partners in AI and high-performance computing. United by a shared purpose, our teams are pushing the limits of what’s possible and tackling complex challenges.

A career at JetCool offers the opportunity to make a real impact by helping build smarter, more sustainable data centers. Together, we’re not just advancing technology — we’re redefining cooling standards to create a more sustainable tomorrow.

Job Summary

The Sr. Mechanical Design Engineer will be responsible to lead the mechanical design activity implementing innovative and cost effective product solutions in order to support the organization from prototype development through full-scale production. 

 

Principal Accountabilities:  

 

The Sr Mechanical Design Engineer will: 

  • Define new mechanical product architecture, analyze performances and provide feasibility studies 

  • Lead and execute the mechanical system, subsystem and part design of products from requirement specification up to transfer to manufacturing including fabrication, testing, verification and validation of engineering prototypes 

  • Support the creation of product design documentation requirements 

  • Work with mechanical engineers in design and development of miniaturized system 

  • Be a technical lead closing the gap between Marketing Team and Mechanical Design teams 

  • Work within the project team adopting time and cost effective solutions 

  • Provide high quality technical reports supported by simulations and/or lab tests 

  • Investigate new technologies and trends, assisting in generating production and technology roadmaps that support customer expectations with close relationship with vendors 

What you'll receive for the great work you provide:

  • Full range of medical, dental, and vision plans
  • Life Insurance
  • Short-term and Long-term Disability
  • Matching 401(k) Contributions
  • Vacation and Paid Sick Time
  • Tuition Reimbursement

Pay Range (Applicable to Massachusetts)$65,600.00 USD - $90,200.00 USD Annual

Job CategoryDesign, Process & Technology Engineering

Is Sponsorship Available?

No

JetCool is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email [email protected] and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at JetCool, you must complete the application process first).

Flex Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Flex and has not been reviewed or approved by Flex.

  • Healthcare Strength Health, dental, and vision coverage begin on day one with options for dependents, alongside disability, life, mental‑health resources, and fertility/adoption and gender transition support. Plan choice and wellness programs indicate a robust healthcare offering.
  • Leave & Time Off Breadth Paid holidays, paid sick time, company‑wide shutdown days, and in some cases unlimited PTO point to extensive time‑off provisions. Flexible and hybrid work arrangements in certain teams further support work‑life balance.
  • Strong & Reliable Incentives Quarterly bonus checks and performance bonuses supplement base pay, and some roles can earn overtime at 1.5x. These elements strengthen the reliability of cash incentives.

Flex Insights

Similar Jobs

Samsara Logo Samsara

Senior Security Operations Engineer I

Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Easy Apply
Remote or Hybrid
United States
4000 Employees
135K-182K Annually

Jellyfish Logo Jellyfish

Sales Engineer

Big Data • Cloud • Productivity • Software • Database • Analytics • Automation
Remote or Hybrid
United States
225 Employees
120K-145K Annually

Samsara Logo Samsara

Senior Data Engineer

Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Easy Apply
Remote or Hybrid
United States
4000 Employees
120K-201K Annually

InterSystems Logo InterSystems

Technical Services Engineer I

Artificial Intelligence • Big Data • Healthtech • Machine Learning • Software • Database • Analytics
Easy Apply
In-Office
Boston, MA, USA
2407 Employees
85K-103K Annually
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Austin, Texas
52,479 Employees
Year Founded: 1969

What We Do

We’re the manufacturing partner of choice that helps a diverse customer base design and build products that improve the world. We love to hear your thoughts, comments and ideas so feel free to like, share and comment away. Any question or opinion is good to go as long as it is respectful and falls within the scope of this page. Derogatory comments, spam and unsolicited selling are not welcome here and such posts will be removed.

Similar Companies Hiring

Red 6 Thumbnail
Aerospace • Hardware • Software • Virtual Reality • Defense
Orlando, Florida
186 Employees
Blissway Thumbnail
Computer Vision • Fintech • Hardware • Internet of Things • Machine Learning • Software • Transportation
Denver, CO
24 Employees
Fairly Even Thumbnail
Hardware • Robotics • Sales • Software • Hospitality
New York, NY
30 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account