New

Senior Commercial Counsel / Assistant General Counsel

Quanterix
tuition assistance, 401(k)
United States, Massachusetts, Billerica
900 Middlesex Turnpike (Show on map)
Feb 04, 2026
Senior Commercial Counsel / Assistant General Counsel Billerica, MA Quanterix is a global leader in ultra-sensitive biomarker detection, enabling breakthroughs in disease research, diagnostics, and drug development. Its proprietary Simoa technology delivers industry-leading sensitivity, allowing researchers to detect and quantify biomarkers in blood and other fluids at concentrations far below traditional limits. With more than 3,400 peer-reviewed publications, Quanterix has been a trusted partner to the scientific community for nearly two decades. In 2025, Quanterix acquired Akoya Biosciences, The Spatial Biology Company, adding multiplexed tissue imaging with single-cell resolution to its portfolio. Together, the combined company offers a uniquely integrated platform that connects biology across blood and tissue-advancing precision medicine from discovery to diagnostics. ROLE SUMMARY: The Senior Commercial Counsel will serve as an influential partner, providing broad and often complex legal advice and support to a global business in a variety of different areas. The Senior Commercial Counsel will work directly with associates at all levels of the business, from individual contributors to senior leadership, in many different functional areas. The role will report directly to the Chief Legal Officer and will be based at Quanterix's headquarters in Billerica, MA. The role demands exceptional legal skills combined with business acumen. This is a great opportunity to shape the development of several initiatives at Quanterix and make a material impact on the growth of the organization. WHAT YOU'LL DO: Lead all legal and compliance matters as they arise in the commercial and operations organizations. This includes preparing, reviewing, and negotiating sales agreements, licenses, laboratory services agreements, research and development agreements, 3^rd party vendor agreements, and consulting agreements. Serve as a key legal advisor on business transactions, including alliances, licensing, and collaborations. Serve as the primary legal and compliance team's contact to the commercial and operations organizations. Support a wide array of functions including sales, marketing, manufacturing, logistics, product development, and clinical; provide tactical and strategic legal advice to the organization. Advise concerning a broad range of legal, regulatory, and compliance issues while staying informed of legislative changes. Develop and deliver training to the commercial and operations organizations with respect to legal issues, policies and procedures. Manage commercial disputes, including litigation. Contribute to the company's governance, risk and compliance activities. QUALIFICATIONS: Juris Doctor degree from an accredited university; be an active member of a state bar (preferably Massachusetts) in good standing 7-10+ years of experience at in-house legal position or a law firm in a role drafting and negotiating commercial contracts for a commercial-stage life sciences company, ideally a research tool or diagnostics company Excellent written and verbal communication skills; able to communicate effectively and appropriately with internal and external stakeholders Expertise and experience in drafting, reviewing and negotiating commercial contracts; strong background in commercial law, contracts law and healthcare regulations Able to work independently, with little or no supervision, as well as collaboratively Possesses a solution-oriented, service provider mindset; able to analyze complex legal issues, identify potential solutions and provide pragmatic and practical guidance to the business Strong interpersonal skills; positive and approachable demeanor Able to excel in a high-pressure, fast-paced, and ever-changing environment; adapt to frequent changes, delays, or unexpected events while meeting objectives, budgets, and timelines Adept at balancing numerous matters and prioritizing effectively; strong time management and organizational skills Unassailable integrity and ethics Proficient with relevant IT tools for modern in-house legal practice, including CLM systems WHY YOU'LL LIKE WORKING WITH US: Our Technology: From discovery to diagnostics, Quanterix's ultrasensitive biomarker detection is fueling breakthroughs only made possible through its unparalleled sensitivity and flexibility. Simoa technology has delivered the gold standard for earlier biomarker detection in blood, serum or plasma, with the ability to quantify proteins that are far lower than the Level of Quantification (LoQ). Our industry-leading precision instruments, digital immunoassay technology and CLIA-certified Accelerator laboratory have supported research that advances disease understanding and management in neurology, oncology, immunology, cardiology, and infectious disease. Akoya Biosciences, a Quanterix company, is The Spatial Biology Company-bringing tissue context to life through high-resolution, single-cell imaging. Akoya's spatial phenotyping platforms help researchers visualize and measure how cells organize and interact within tissue to influence disease progression and therapeutic response. From discovery through clinical research, Akoya offers a full continuum of solutions, including PhenoCycler, PhenoImager Fusion and HT, and PhenoCode Panels. As part of Quanterix, Akoya complements a leading portfolio of ultra-sensitive biomarker detection technologies, together enabling a more complete view of biology and disease across both tissue and blood. Our Commitment to Employees: At Quanterix, our values are based on: Team, Innovation, Customer and Owner. Team: Challenge assumptions, not the person. Respect diversity of thought and hold ourselves to lofty standards Innovation: Stay curious, experiment, create and change Customer: Prioritize and celebrate these pioneers by doing our best to deliver on commitments Owner: Act with high integrity and in the best interest of Quanterix. Take measured risks and learn from their success and failures. We reward and recognize our employees by offering competitive compensation and a 401k plan with employer match, as well as competitive health, dental, and vision benefits for employees and their dependents. We also offer an unlimited vacation policy to all exempt employees, and a generous PTO policy for non-exempt employees. All employees are eligible for equity, employee stock purchase plan, a performance bonus, and 1:1 financial counseling/planning. We also offer tuition assistance. We have a free, state-of-the-art onsite fitness center for all employees. To keep you fueled up, we provide onsite employees free snacks and drinks every day! Quanterix is committed to a diverse and inclusive workplace. We strive to recruit candidates who will bring inclusive mindsets and contribute to our values. Quanterix is an Equal Opportunity Employer and does not discriminate based on race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. Quanterix will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law.