Security Engineer (Web2 + Web3)

La Collective
13 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Intermediate

Job location

Remote

Tech stack

API
Amazon Web Services (AWS)
Software System Penetration Testing
Computer Security
DevOps
Blockchain
Security Information and Event Management
Software Vulnerability Management
Web 2.0
Cloudflare
Web3.js

Job description

We're hiring a Security Engineer to own and build the security function of our company (Web2 + Web3). This role is critical to protecting our infrastructure, products, and users as our client scale beyond $1B TVL. You will work closely with engineering, DevOps, and leadership to design and implement security best practices across the company., Web2 & Web3 Security: Secure smart contracts, APIs, and user-facing applications.

Infrastructure Security: Harden GCP/AWS/Cloudflare environments, networks, and endpoints.

Supply Chain Security: Ensure secure CI/CD pipelines, manage dependencies, enforce SBOM practices.

Monitoring & Detection: Deploy monitoring tools (SIEM, anomaly detection, alerts) for infra and on-chain activity.

Company Security Posture: Lead security audits, access controls, secrets management, and incident response.

Policies & Awareness: Define security policies, run internal training, build a culture of security-first engineering.

Vendor & Partner Due Diligence: Assess risk of external tools, services, and integrations.

Incident Response & Playbooks: Establish and run IR processes for potential threats, exploits, or breaches.

Compliance & Certifications: SOC2, ISO27001, GDPR alignment (with external partners at first).

Key & Wallet Security: HSMs, MPC, custody solutions for on-chain assets.

Red Teaming / Pentesting: Either hands-on or coordinating with external providers.

Bug Bounty / External Research: Manage relations with external auditors and bounty platforms.

Requirements

Do you have experience in Team management?, This is a fully hands-on, technical role, not a purely strategic or managerial position. Candidates with recent, direct experience implementing security operations in scaling or startup Web3 teams will be prioritized.

Candidates whose primary experience in the last 2-3 years is strategic or team management (rather than direct engineering implementation) will not be prioritized for this role, A. Strong experience in security engineering (infra, cloud, or product).

B. Ability to work as a generalist and builder, setting up the security foundation of the company.

C. Hands-on, pragmatic approach & comfortable being both architect and executor.

D. 2+ years hands-on in infrastructure security, operations, cloud, and/or penetration testing for blockchain/web3 or high-scale fintech, not just smart contract auditing

E. Experience conducting and operationalizing penetration testing, threat modeling, vulnerability remediation, and incident response at the org-level

F. Recognized contributor/authority within blockchain or web3 security, with strong references from respected projects/companies.

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