Research Associate / Senior Research Associate Development

Mar 5, 2024

Join the revolution in cancer early detection at Mercy Bio! We’re a pre-commercial biotechnology company on a mission to transform the future of healthcare by uncovering cancer’s hidden biology. With a commitment to accessibility and equity, we’re dedicated to making high performing blood-based cancer screening solutions that are available to all who need them. Be part of a fast-paced team with a focus on collaboration on our quest to conquer cancer care – join us in making a meaningful difference!

This mission critical role will involve reagent optimization and preparation, including assay execution to support product development, as well as additional quality, regulatory and operational support for verification, validation, and technology transfer. As a Research Associate / Senior Research Associate in our team, you will have the chance to work alongside other experienced team members, gain hands-on experience with revolutionary technologies, and join our efforts to detect cancer early. 


  • Prepare development and pilot lot reagents according to SOPs
  • Execute novel immunoassays to support development activities including reagent optimization, screening, guard-banding and QC method development for improved function and robustness
  • Inventory and maintain critical raw materials, including the establishment of material specifications critical to quality
  • Maintain laboratory equipment in regulated environments according to QA/QC procedures
  • Support the automation of bench procedures on liquid handling platforms
  • Support the writing of SOPs, specifications, quality, and production records
  • Actively participate in the ideation of improved methods, workflows, and reagent manufacturing processes
  • Maintain accurate records of experiments in line with quality requirements
  • Communicate regularly with supervisor and broader development team to relay experimental results and data analysis
  • Strong analytical and problem-solving skills, with demonstrated knowledge of statistical methodologies within a cGMP/GLP regulated quality system


  • BSc/MS life science degree
  • Minimum 2+ years of laboratory experience in assay or product development in a biotech or pharma setting is required
  • Proficiency with standard bioanalytical and molecular biology techniques including ELISA, qPCR, absorbance spectroscopy, pH, and conductivity
  • Previous experience with protein bioconjugation techniques and familiarity with bioconjugate purification methods is strongly preferred
  • The ability to follow established controlled documentation with strict attention to detail
  • Proficiency in collecting and accurately documenting experimental procedures and results is essential. Familiarity with electronic lab notebook (ELN) or laboratory information management systems (LIMS) is strongly preferred
  • The ability to work effectively and efficiently with other team members in a fast-paced and dynamic environment is essential
  • Proficiency in software applications like PRISM, Microsoft Word, Excel, and PowerPoint is required.
  • Experience with DOE software such as JMP or Minitab is preferred

Candidates for this position must enjoy working for a fast-paced, cutting-edge company and demonstrate exemplary team leadership capabilities and a passion for contributing to our life-saving mission.

Hiring Manager: Senior Director of Development

Location: Onsite – Waltham, MA

Status: Full-Time

Job ID: DEV006


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