Mechanical Engineer

03 Dec 2025

This position has been filled. Check our careers page for currently available positions.

This position has been filled. Check our careers page for currently available positions.

Job Description:

PAK BioSolutions is seeking a Mechanical Engineer to develop novel hardware and single-use fluid handling components as a part of the company’s product offerings. PAK BioSolutions designs and manufactures advanced manufacturing equipment used in the biopharmaceutical industry for the purification of biologics. PAK BioSolutions is located in Tysons Corner, VA.

Responsibilities

  • This role will be responsible for the entire lifecycle of component design, including conceptualization, prototyping, testing, and final part specification. Responsibilities include the following:
  • Generate ideas/concepts for components that meet the needs of the product
  • Work closely with management to understand product and customer requirements as it relates to new components.
  • Work closely with product development engineers to perform testing on prototypes
  • Create and maintain CAD files/drawings of all company final parts and prototypes
  • Work with 3rd party manufacturers to create components
  • Mechanical function, materials, chemical compatibility, costs, and complexity will all be considered when developing any new component

Requirements

  • Bachelor’s or Master’s degree in mechanical engineering or other related field
  • 5+ years of industry experience with Bachelor’s or 3 years of industry experience with Master’s degree
  • Expert in AutoCAD, SolidWorks or other similar design software
  • Experience with component design for customer facing products
  • Experience designing parts produced by 3D printing, injection molding, blow molding, machining and sheet metal bending
  • An ability to visualize components in relation to the bigger picture of the product, such that considerations to customer experience, durability, and aesthetics are all met
  • Excellent verbal and written communication skills
  • Strong interpersonal, problem solving, and communication skills
  • Experience in the biopharmaceutical industry and an understanding of product contact material requirements
  • A good understanding of polymer/plastics physical and chemical properties (mechanical strength, chemical compatibility, long term durability, etc.)

Benefits

  • 401(k) with company match
  • Health insurance
  • Dental & Vision insurance
  • Paid time off
  • Federal holidays

Schedule

  • Full-Time
  • Monday to Friday

APPLY

Send resume to hr@pakbiosolutions.com.

Company Description

PAK BioSolutions is an early-stage biotechnology company, and a pioneer in the deployment of automated, end-to-end continuous manufacturing systems for the biopharmaceutical industry. PAK BioSolutions provides advanced equipment and consumables to enable the continuous production of biologics, including mAbs, vaccines and recombinant proteins.

Our product lineup includes:

· PAK PD benchtop system: for processing 1–10 L/day (small-scale applications)

· PAK Pilot System: capable of processing 50–500 L/day of cell culture

· PAK K-Series for large-scale commercial manufacturing (1k-12k+ L/day)

These systems are award-winning (for example, the PAK Pilot System won the Interphex Biotech Innovation Award in 2023) and designed to significantly enhance bioprocessing efficiency, driving up to 4× productivity, 75% reduced facility footprint, and 60% lower capital costs compared to traditional setups.

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