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Posted July 7, 2026. The role appears to have been filled or removed. Check out similar open roles below.

Research Associate

Spearbio
Woburn +1 more
On-siteCareer-pivot friendly

Who this role is best for

Best suited to mid-level scientists with immunoassay expertise working in a high-throughput lab setting in Woburn, MA.

Best fit for

  • Immunoassay specialists comfortable with semi-automated platforms
    — “Execute immunoassay workflows with a focus on high-throughput, semi-automated platforms”
  • Lab professionals with qPCR and molecular biology experience
    — “Direct experience running immunoassays and qPCR experimentation is required”
  • Detail-oriented candidates who thrive in mentorship-driven environments
    — “Ability to follow instructions, learn, and grow in a mentorship setting”

Things to consider

  • Full-time on-site presence required in Woburn, MA
    — “Work 5 days/week on site in Woburn, MA”
  • Local candidates receive priority consideration
    — “LOCAL CANDIDATES will be given priority consideration”

How to stand out

  • Demonstrate specific examples of assay troubleshooting
    — “Experience characterizing and troubleshooting immunoassays”
  • Highlight interdisciplinary collaboration in past roles
    — “establish collaborative working relationships and become a key contributor”
  • Show adaptability to new technologies in your experience
    — “Desire to learn about and implement new technologies”
Pace · SteadyCollaboration · MediumAutonomy · MediumDecision Impact · IndividualLevel · Junior

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • developing sensitive immunoassays
  • optimizing sample processing
  • maintaining lab equipment
Typical background
immunoassay developmentmolecular biology

Skills & requirements

Required

Immunoassay DevelopmentMolecular BiologyLaboratory TechniquesData Management

Preferred

High-throughput PlatformsQpcr Experimentation

Stack & domain

ImmunoassaysQpcrMolecular BiologyLaboratory TechniquesLeadershipCommunicationTeamworkProblem-solvingCustomer ServiceBiotechResearch

About the role

Original posting from Spearbio via Ashby

Spear Bio, founded in 2021, is a well-funded and rapidly growing biotech start-up headquartered in Woburn, Massachusetts.  Our proprietary technology, Successive Proximity Extension Amplification Reaction (SPEAR), is a novel wash-free immunoassay platform, offering unprecedented sensitivity. We are dedicated to revolutionizing early disease diagnosis and monitoring by providing scalable, ultrasensitive solutions that deliver unparalleled accuracy in measuring low-abundant biomarkers, enabling clinicians and researchers to improve patient outcomes and advance global health.

RESEARCH ASSOCIATE:

We are seeking an experienced and talented Research Associate to join our Assay Development team, with a strong scientific background and the desire to be at the forefront of innovative research.

RESPONSIBILITIES:

  • Execute immunoassay workflows with a focus on high-throughput, semi-automated platforms
  • Assist in optimizing methods for processing different types of clinical samples for assay development
  • Set up, calibrate, and maintain laboratory equipment, based on the specification of various projects
  • Assist in laboratory analysis and data management
  • Acquire necessary equipment and supplies for various projects
  • Prepare materials for submission to granting agencies and foundations

QUALIFICATIONS:

  • BS in Biology, Biochemistry, Biomedical Engineering or a related discipline plus minimum 2-3+ years in an academic or industry lab, or MS degree with 1-2+ years of related experience.
  • Direct experience running immunoassays and qPCR experimentation is required
  • Experience characterizing and troubleshooting immunoassays
  • Strong proficiency in molecular biology lab techniques

GENERAL QUALIFICATIONS:

  • Self-motivated and ability to perform complex tasks in an effective manner
  • Ability to follow instructions, learn, and grow in a mentorship setting
  • Excellent organizational and documentation skills
  • Desire to learn about and implement new technologies
  • Strong presentation and interpersonal skills with the capability to establish collaborative working relationships and become a key contributor within the assay development, platform and product teams.
  • Work 5 days/week on site in Woburn, MA. LOCAL CANDIDATES will be given priority consideration for this position.

We offer competitive compensation, meaningful stock ownership, comprehensive benefits, and a great work environment. This is an opportunity to enter an innovative, high-growth startup at an early stage and play an integral role in the company's growth and success. We are focused on identifying candidates who have demonstrated leadership and excellence throughout their careers and are excited by the prospect of building an industry-leading company.

Spear Bio Inc. provides equal opportunity in employment to all persons. No person shall be denied equal access because of race, creed, color, religion, national origin, sex, sexual orientation, gender identity, age, or physical/mental disability.

Spear Bio does not accept resume submissions from external recruiting agencies. Any unsolicited resumes or candidate information submitted without prior written agreement will be deemed the property of Spear Bio, and no placement fees will be paid.

Source: Spearbio careers (Ashby)

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