Sr, Manufacturing Engineer

JETCOOL Technologies Inc.; Littleton (MA); On-site; USD 120,000 - 160,000; Full time

Job summary

JetCool Technologies Inc. in Littleton, MA is seeking a Sr.

Manufacturing Engineer to plan, direct, and coordinate manufacturing processes, providing technical support and ensuring efficient production methods across the product lifecycle. Reporting to the Sr Director, Operations, the role involves developing processes within schedule and budget, performing root-cause analysis, PFMEA and control plans, and collaborating with engineering and customers to drive continuous improvement and

Qualifications

• 10+ years of related experience in manufacturing engineering or similar field.
• Expertise in complex manufacturing processes and site-wide impact.
• Experience with PFMEA and control plans for new products.
• Ability to write clear work instructions and procedures.

Responsibilities

• Plans, directs, and coordinates manufacturing processes during product lifecycle.
• Designs processes within schedule and budget parameters.
• Develops and improves manufacturing methods and layouts.
• Defines equipment maintenance requirements and analyzes failures.
• Collaborates with engineering and customers on problem solving and CI.
• Applies statistical methods to forecast manufacturing needs.

Skills

Manufacturing engineering

Process improvement

Root cause analysis

PFMEA

Control plans

Statistical methods

Documentation writing

Equipment maintenance

Job description

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.

Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, Axiom, with the spin planned for Q1 2027. If the intended spin occurs, this role will support Axiom, a company focused on critical digital infrastructure and delivering end-to-end power and thermal management solutions for AI data centers and other mission-critical applications.

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Sr. Manufacturing Engineer located in Littleton, MA.

Reporting to the Sr Director, Operations the Sr. Manufacturing Engineer will Plans, directs, and coordinates manufacturing processes by providing technical support maintenance of manufacturing methods by performing the following duties in the manufacturing phase of the product lifecycle.

What a typical day looks like:

• Understand manufacturing and test equipment concepts, technologies and techniques
• Designs manufacturing processes within schedule and budgetary parameters.
• Develops, evaluates, and improves manufacturing methods.
• Define equipment maintenance requirements, identify root-causes of equipment failures and develop hands-on maintenance skills.
• Work with other engineering stakeholders and customers on problem solving and continuous improvement to the design of equipment and products and may develop corrective and preventive action plans
• May be involved in development and and update of PFMEA for new products
• May participate in control plan development
• Write and update work instructions and other documents (e.g. specifications, procedures)
• Examines and designs layout of equipment and workspace for maximum efficiency.
• Confers with production group concerning product design and tooling to ensure efficient production methods.
• Coordinates with customers to identify product specifications and design changes and responds to customer request.
• Provides information for management recommendations from a technical and technical cost perspective.
• Confers with management, engineering, and other staff regarding manufacturing capabilities, production schedules, and other considerations to facilitate production processes.
• Applies statistical methods to estimate future manufacturing requirements and potential.

The experience we’re looking to add to our team:

• Typically requires 10 years of related experience
• Demonstrates detailed expertise in very complex functional/technical area or broad breadth of knowledge in multiple areas; understands the strategic impact of the function across sites.
• Impacts the medium-term (semi-annual/ annual) direction and financial or operational success of the function.
• Approves and/or creates functional processes or technologies.
• Executes and provides input to functional strategic plans and objectives for site. Assists in developing plans for structuring and implementing major initiatives.
• Instills appropriate behavior in others in support of Flex values. Supports strategic direction for the function.

BO18

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 [e-mail] 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).