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

Originally posted on Himalayas

Legal Counsel

Job Description