Blockchain Security, Solution Architect

Description

About Alvarez & Marsal

Alvarez & Marsal (A&M) is a global consulting firm with entrepreneurial, action and results-oriented professionals. We take a hands-on approach to solving our clients' problems and assisting them in reaching their potential. Our culture celebrates independent thinkers and doers who positively impact our clients and shape our industry. The collaborative environment and engaging work—guided by A&M's core values of Integrity, Quality, Objectivity, Fun, Personal Reward, and Inclusive Diversity—are why our people love working at A&M.

The Team

A&M Cyber is building a dedicated blockchain and digital asset security capability to support crypto-native companies and institutional clients operating in or entering the space. This practice focuses on securing crypto platforms and infrastructure, including exchanges, custodians, financial institutions, and blockchain-based systems. As part of a founding team, you will work in a high-ownership environment, helping define methodologies, shape offerings, and deliver high-impact security engagements in a rapidly evolving domain.

The Role

Lead deep technical security assessments of blockchain systems, crypto platforms, and digital asset infrastructure

Analyze complex architectures across custody, transaction orchestration, and blockchain integrations

Identify realistic attack paths across wallet systems, backend services, APIs, and on-chain interactions

Design and review secure architectures for exchanges, custodians, and blockchain-enabled platforms

Contribute to internal tooling, methodologies, and security frameworks for crypto systems

Work in a small, highly technical team with high ownership in an evolving domain

How You Will Contribute

Perform hands-on security assessments of exchanges, custodians, and wallet infrastructure

Analyze wallet architectures (hot/warm/cold), MPC and multisig implementations, and key management flows

Break down transaction lifecycles end-to-end, including policy enforcement, signing, and settlement

Review backend systems, APIs, and infrastructure supporting asset movement and control

Evaluate cloud environments, access control models, and secrets management practices

Identify risks in integrations with DeFi protocols, bridges, and third-party services

Model attacker behaviour across off-chain systems and on-chain interactions

Produce technically rigorous findings with clear remediation guidance

Contribute to internal threat models and crypto-specific security playbooks

Qualifications

5–8+ years of hands-on cybersecurity experience with strong technical depth in systems, application, or infrastructure security

Experience working with crypto platforms, custody systems, or blockchain-based applications

Strong understanding of wallet architectures, MPC, multisig, and key management practices

Solid grasp of transaction flows and control mechanisms in digital asset systems

Good knowledge of backend systems, APIs, distributed systems, and cloud environments

Familiarity with blockchain ecosystems (e.g., EVM, Bitcoin) and common DeFi interaction patterns

Ability to analyze complex systems and identify non-obvious security risks

Experience in security assessments, threat modeling, or architecture reviews

Coding or scripting experience (e.g., Python, Go) is a plus

Strong interest in crypto security incidents and attacker techniques

Your journey at A&M

We recognize that our people are the driving force behind our success, which is why we prioritize an employee experience that fosters each person’s unique professional and personal development. Our robust performance development process promotes continuous learning, rewards your contributions, and fosters a culture of meritocracy. With top-notch training and on-the-job learning opportunities, you can acquire new skills and advance your career.

We prioritize your well-being, providing benefits and resources to support you on your personal journey. Our people consistently highlight the growth opportunities, our unique, entrepreneurial culture, and the fun we have together as their favorite aspects of working at A&M. The possibilities are endless for high-performing and passionate professionals.

Inclusive Diversity

A&M’s entrepreneurial culture celebrates independent thinkers and doers who can positively impact our clients and shape our industry. The collaborative environment and engaging work—guided by A&M’s core values of Integrity, Quality, Objectivity, Fun, Personal Reward, and Inclusive Diversity—are the main reasons our people love working at A&M. Inclusive Diversity means we embrace diversity, and we foster inclusiveness, encouraging everyone to bring their whole self to work each day. It runs through how we recruit, develop employees, conduct business, support clients, and partner with vendors. It is the A&M way.

Equal Opportunity Employer

It is Alvarez & Marsal’s practice to provide and promote equal opportunity in employment, compensation, and other terms and conditions of employment without discrimination because of race, color, creed, religion, national origin, ancestry, citizenship status, sex or gender, gender identity or gender expression (including transgender status), sexual orientation, marital status, military service and veteran status, physical or mental disability, family medical history, genetic information or other protected medical condition, political affiliation, or any other characteristic protected by and in accordance with applicable laws. Employees and Applicants can find A&M policy statements and additional information by region here.

Unsolicited Resumes from Third-Party Recruiters

Please note that as per A&M policy, we do not accept unsolicited resumes from third-party recruiters unless such recruiters are engaged to provide candidates for a specified opening. Any employment agency, person or entity that submits an unsolicited resume does so with the understanding that A&M will have the right to hire that applicant at its discretion without any fee owed to the submitting employment agency, person or entity.

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