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Spear Bio

Detects low-abundance biomarkers with qPCR assays

Associate Engineer / Senior Associate Engineer - Systems Design & Integration

Biomedical Engineering & Medical DevicesConfirmed live in the last 24 hours
Full-timeWoburn, MA, USARemote

About the Job

Requirements

  • A bachelor's or master's degree in Bioengineering, Biomedical Engineering, Computer Science, Bioinformatics, or a related discipline.
  • One to four years of experience with laboratory systems integration, software development for scientific instruments, or diagnostics platform development.
  • Proficiency in Python for data analysis, scripting, and application development.
  • Experience building or contributing to data analysis pipelines, laboratory information management systems, or scientific software applications in a regulated environment.
  • Foundational understanding of 21 CFR Part 11 compliance requirements and software development under design controls, including ISO 13485 and FDA QSR.
  • Hands-on experience or strong willingness to learn assay execution for plate-based immunoassays, qPCR workflows, or similar biological assays.
  • Working knowledge of CAD tools and familiarity with diagnostic laboratory instruments and life science automation systems.
  • Familiarity with version control, continuous integration and continuous delivery concepts, and collaborative development practices.
  • Strong organizational and documentation skills.
  • Ability to collaborate across software engineering and wet-lab biology in an interdisciplinary startup environment.

Responsibilities

  • Develop and maintain data analysis software and tools for the SPEAR platform, including assay data processing pipelines, calibration curve fitting, and results reporting.
  • Contribute to development and maintenance of Spear Bio's laboratory information management system infrastructure, ensuring data integrity, traceability, and regulatory compliance.
  • Build and improve dashboards, visualization tools, and automated reporting for assay performance metrics and system quality tracking.
  • Support instrument control software development and integration, working with firmware and application-layer interfaces to ensure reliable automated workflows.
  • Use AI-assisted development tools to accelerate software development, code review, and test automation, and identify opportunities to apply them to engineering workflows.
  • Ensure software development follows 21 CFR Part 11 compliance principles, including audit trails, electronic signatures, data integrity, and access controls where applicable.
  • Assist with integrating hardware, software, and reagent components into a cohesive immunoassay platform, ensuring functional alignment across subsystems.
  • Troubleshoot technical issues related to subsystems, consumables, and instrumentation, including liquid handlers, sensors, and robotics, with internal teams and external partners.
  • Execute system integration and verification test protocols, document results, and support technical reports and design documentation.
  • Identify and address system-level issues and contribute to continuous improvement of workflow robustness and operational efficiency.
  • Perform baseline assay runs on the SPEAR platform to generate reference data for software validation, calibration development, and performance benchmarking.
  • Learn SPEAR assay workflows, including sample preparation, plate setup, qPCR readout, and SPEARview data analysis, to execute standard protocols independently and interpret assay results.
  • Translate bench-level assay insights into software requirements so that data analysis tools accurately reflect the biology being processed.
  • Maintain organized records of system configurations, integration workflows, software versions, and experimental outcomes.
  • Support calibration, maintenance, and review of system performance for development and pilot-scale platforms.
  • Contribute to root cause investigations and system refinements to enhance usability, scalability, and reliability.
  • Ensure documentation practices align with ISO 13485 and FDA QSR design control expectations where applicable.

Desired Qualifications

  • Experience with additional programming languages such as C#, JavaScript, or SQL.
  • Direct experience with 21 CFR Part 11 compliance requirements and software development under design controls.
  • Experience or enthusiasm for AI-assisted development tools and their application to engineering and data analysis workflows.
  • Prior experience using liquid handling systems such as Hamilton, Tecan, or Formulatrix.
  • Strong organizational and documentation skills.

About the Company

Spear Bio

Detects low-abundance biomarkers with qPCR assays

Spear Bio provides highly sensitive biomarker detection to identify disease indicators present at very low levels, even down to single-digit protein counts, using a proprietary 2-factor authentication detection method. Its platform requires only sub-microliter samples and works with non-proprietary qPCR instruments, enabling labs to automate testing on open liquid handling systems without new equipment. A key product, the NAB-Sure SARS CoV-2 Kit, uses real-time PCR to deliver qualitative and quantitative measurements of SARS-CoV-2 neutralizing antibodies. The company differentiates itself through extreme sensitivity, open-system compatibility, and easy integration into existing lab workflows to support large-scale screening and diagnostics with labs and healthcare providers as customers.

Company size
51-200
Company stage
Series A
Total funding
$52.3M
Headquarters
Woburn, MA
Founded
2021

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