Legal Counsel

About Arbitrum OpCo

Arbitrum’s Operation Company (OpCo) is dedicated to supporting the growth and success of the Arbitrum ecosystem on behalf of the ArbitrumDAO. As a DAO-adjacent entity, OpCo provides the operational infrastructure necessary to empower contributors, coordinate strategic projects amongst Arbitrum Aligned Entities, and ensure the seamless execution of approved proposals.

Our mission is to serve as the connective link between the DAO’s vision and real-world execution, maintaining transparency, agility and alignment with the Arbitrum communities. We offer logistical support across a decentralized network of builders, stakeholders, and community members.

At OpCo, we value decentralization, high integrity, and collaboration. We are looking for committed individuals who are passionate about operational excellence for DAOs in Web3 and are eager to support the next wave of experimental governance.

Role Overview

The Legal Counsel will be the primary legal resource within Arbitrum OpCo, ensuring that all treasury operations, contracts, and service provider engagements are legally sound, compliant, and aligned with DAO governance decisions.

This role is critical to building OpCo’s capacity as a trusted executor for the DAO, while maintaining high standards of transparency, accountability, and regulatory awareness.

Key Responsibilities Contracts & Agreements Draft, review, and negotiate contracts with OpCo employees, DAO service providers, grant recipients, incentive partners, and investment counterparties Establish and maintain SLAs with protocol teams for treasury management and incentives partners Develop and maintain standardized contract templates and negotiation playbooks Regulatory & Compliance Oversee all compliance matters related to OpCo operations, including treasury management, grants, and investments Monitor evolving legal and regulatory landscapes for DAOs, DeFi, and digital assets; provide risk assessments and mitigation strategies Entity & Governance Support Support OpCo’s corporate governance (board, filings, compliance obligations) Provide legal research and advice on new DAO-owned businesses Coordinate with the Oversight & Transparency Committee (OAT) to ensure accountability in legal operations Advise on structuring DAO proposals or treasury activities to mitigate legal risk Stakeholder Collaboration Work closely with the Head of Operations to implement DAO decisions Engage with external counsel, auditors, and regulators when required Provide clear, accessible legal advice to DAO delegates, contributors, and community members where relevant Qualifications/Skillset Required Law degree (J.D., LLM, or equivalent) and licensed to practice in at least one jurisdiction 4–6+ years of legal experience, ideally in corporate law, contracts, or regulatory compliance Excellent knowledge and understanding of corporate law and procedures Strong knowledge of blockchain, DAOs, or digital assets Demonstrated ability to draft and negotiate agreements efficiently High degree of professional ethics and integrity Strong communication skills, with the ability to explain legal concepts to non-legal stakeholders Ability to work independently as the lead legal counsel within the organization and make legal decisions in complex and evolving regulatory environments across global jurisdictions Preferred Experience in grants, investments, or treasury operations Familiarity with DAO governance processes and on-chain coordination Prior work in a distributed, international team Exposure to financial regulation, securities law, and cross-border structuring