Senior Thermal Applications Engineer for AI Data Center

Langham Recruitment; Billerica (MA); On-site; USD 130,000 - 190,000; Full time

Benefits offered by this job

Health, dental, vision coverage

Parental and family leave

Job summary

Langham Recruitment is seeking a Senior Applications Engineer in Billerica, MA to drive technical partnerships and lead TIM technology integrations for advanced semiconductor packaging. You will translate customer requirements into actionable engineering plans and support qualification efforts with data, samples, and testing.

You will collaborate with hyperscalers, ODMs, OSATs, and internal teams to accelerate adoption of next-generation thermal solutions for AI and data center infrastructure,

Qualifications

• Bachelor’s or Master’s degree in Mechanical Engineering, Materials Science, Electrical Engineering, or a related discipline.
• Hands-on CAD modeling/drafting, prototyping, thermal and mechanical testing, data analysis, and technical reporting.
• Approximately 3–7 years of experience in semiconductor packaging, electronics assembly, thermal interface materials, or applications engineering within a technical B2B environment.

Responsibilities

• Lead design and development activities to integrate liquid-metal TIMs into customer packaging solutions.
• Develop and evaluate package and assembly mockups, including mechanical and reliability testing.
• Create and maintain design documentation to support fabrication and customer coordination.
• Manage fabrication activities to align with customer timelines and milestones.
• Partner with R&D teams for product and system performance improvements.
• Serve as primary technical contact for ODM, OSAT, and hyperscaler teams.
• Document customer technical requirements, including thermal budgets and environmental conditions.
• Prepare technical materials (application notes, design guidelines, validation reports) for qualification processes.
• Support testing and evaluation activities, troubleshoot challenges, coordinate with internal teams.
• Gather customer feedback to shape future product development and roadmaps.

Skills

CAD modeling

Prototyping

Thermal testing

Data analysis

Technical reporting

Cross-functional projects

Technical communication

Education

Bachelor’s or Master’s degree in Mechanical Engineering, Materials Science, Electrical Engineering

Tools

C-SAM

X-ray inspection

FEA simulation

Job description

Langham Recruitment is seeking a Senior Applications Engineer in Billerica, MA to drive technical partnerships and lead TIM technology integrations for advanced semiconductor packaging. You will translate customer requirements into actionable engineering plans and support qualification efforts with data, samples, and testing.

You will collaborate with hyperscalers, ODMs, OSATs, and internal teams to accelerate adoption of next-generation thermal solutions for AI and data center infrastructure,