Senior Legal Counsel, Corporate Transactions, Cambridge, MA

Isomorphic Labs • Cambridge, MA

11d • Hybrid

About The Position

Isomorphic Labs is hiring a strategic, results-driven Senior Legal Counsel, Corporate Transactions, to support and execute high-impact business development, corporate development, and other strategic transactions. Reporting to the Head of Corporate Legal, this role will help manage growing transaction volume and complexity, support transaction execution, scale the legal function, and build the company’s partnership network.

The position covers specialized research collaborations, co-development agreements, mergers and acquisitions, investments, data licensing, and intellectual property licensing. The Senior Legal Counsel will manage transactions from initial outreach through contract closing and kickoff, establish deal playbooks and standardized term sheets, and build due diligence processes. The role also leads legal and IP diligence and risk mitigation involving data licensing, corporate structuring, information security, technology transfer, and compliance.

Working across Business Development, Alliance Management, Legal, scientific, research, and leadership teams, the role provides business-minded legal counsel aligned with company strategy. It will also use technology to streamline deal execution, reduce reliance on external counsel, and optimize legal expenditures. The position follows a hybrid model, requiring three office days per week.

Requirements

• J.D. or equivalent legal qualification.
• Significant corporate transactional experience in the biotech, pharma, or life sciences technology sectors.
• Five years of experience at a highly rated law firm advising on transactions.
• Demonstrated success structuring and executing complex transactions, including research collaborations, co-development agreements, data licensing, and IP transactions.
• Expertise in legal risk mitigation, particularly data governance, complex corporate structures, and IP due diligence.
• Experience scaling legal operations, including developing deal playbooks and standardizing term sheets and diligence processes.
• Strategic thinking and proven experience defining and executing long-term growth plans.
• Significant understanding of the drug development lifecycle, from early-stage research through clinical development and commercialization.
• Ability to thrive in a fast-paced, entrepreneurial, globally distributed environment.
• High personal integrity and dedication to fostering a collaborative culture.
• Familiarity with AI tools and legal technology for streamlining workflows, including contract review, drafting, and research.

Nice To Haves

• Advanced degree (PhD or MS) or industry experience in life sciences.
• Experience working on buy-side M&A transactions or corporate venture capital.
• Experience working in-house supporting business or corporate development teams.

Responsibilities

• Partner with deal stakeholders and cross-functional teams to structure, draft, negotiate, and close complex corporate, business development, corporate development, and strategic transactions.
• Manage specialized research collaborations, co-development partnerships, data licensing, and IP licensing agreements from concept through execution and kickoff.
• Lead all aspects of the transaction lifecycle, from initial outreach through final contract closing.
• Develop standardized deal playbooks, template term sheets, and efficient due diligence workflows for corporate development and other strategic initiatives.
• Lead legal and IP due diligence, mitigating corporate, data licensing, information security, and technology transfer risks while ensuring regulatory and contractual compliance.
• Use technology to streamline deal execution, reduce reliance on external legal counsel, optimize legal expenditures, and empower deal teams with business-minded legal counsel.
• Liaise with Business Development, Alliance Management, Legal, scientific, research, and leadership stakeholders to align legal risk management with company objectives.
• Work with stakeholders to capture requirements for contract drafting.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Ph.D. or professional degree