Process Engineer

Heisler Semiconductor LLC; Maryland; Hybrid; USD 85,000 - 110,000; Full time

Job summary

Heisler Semiconductor in Halethorpe, MD and York, PA is seeking an engineer to own and improve assembly processes for semiconductor packages and test hardware. You will work closely with the founder and engineering team across a lab and production site, driving process improvements and new tool development.

The role requires hands-on cleanroom experience, data-savvy analysis, and collaboration across design through production.

Qualifications

• BS in Electrical, Materials, Mechanical or Chemical Engineering or related field.
• Hands-on time in a cleanroom, fab, assembly line or electronics lab.
• Comfort with data: spreadsheets, Python or a stats tool for yield and process data.

Responsibilities

• Run and develop assembly processes: dicing, die attach, wire bonding, encapsulation and inspection.
• Write and maintain process travelers, work instructions and inspection criteria.
• Track yield and defects, run root-cause investigations and close them out.
• Do electrical test and characterization on built parts.
• Oversee production lots from kitting through shipment.
• Help bring up new equipment and processes in the lab.

Skills

Cleanroom experience

Data analysis

Python

Education

Bachelor's degree in Electrical, Materials, Mechanical or Chemical Engineering

Tools

Spreadsheet software

Python

Job description

Heisler Semiconductor designs and builds advanced semiconductor packages and test hardware for companies and research groups developing RF, mmWave, power, MEMS and sensor devices, out of a lab in Halethorpe, MD and a production site in York, PA. We take work from design through assembly and characterization, and our build volume is climbing from prototype lots toward production.

Location: Halethorpe, MD (bwtech@UMBC) or York, PA · Full-time · Split between our Halethorpe lab and our production site in York, PA

The role

You'll own how our parts get built. You'll run and improve our assembly processes, keep production lots on track, and help build out new tools and capabilities in the lab. You'll work directly with the founder and our engineering team.

What you'll do

• Run and develop assembly processes: dicing, die attach, wire bonding, encapsulation and inspection.
• Write and maintain process travelers, work instructions and inspection criteria.
• Track yield and defects, run root-cause investigations and close them out.
• Do electrical test and characterization on built parts.
• Oversee production lots from kitting through shipment.
• Help bring up new equipment and processes in the lab.

What you need

• BS in Electrical, Materials, Mechanical or Chemical Engineering, or a related field.
• Hands-on time in a cleanroom, fab, assembly line or electronics lab.
• Comfort with data: spreadsheets, Python or a stats tool for yield and process data.

Nice to have

• Wire bonding, die attach, dicing, laser processing or thin-film experience.
• SPC, DOE or root-cause methods (8D, fishbone).
• Microscopy, X-ray or other failure analysis.

This role involves export-controlled work and is open to U.S. persons only: U.S. citizens, lawful permanent residents, or protected individuals under 8 U.S.C. 1324b. Heisler Semiconductor does not sponsor employment visas for this role. Status is verified at hire.

Heisler Semiconductor is an equal opportunity employer.