O

Senior Security Engineer (Offensive Security) - Offchain

offchain • Denmark
Full Remote
Apply Now

Lead penetration testing, red team exercises, and code audits to secure Offchain’s blockchain infrastructure and ecosystem tools. Requires 5+ years in offensive security, AWS expertise, and hands-on binary/web app vulnerability assessment. Collaborate with blue teams to enhance detection and response capabilities for decentralized systems.

Key Highlights
Lead offensive security initiatives for Offchain’s blockchain infrastructure (Arbitrum, Prysm, ZeroDev).
Collaborate with blue teams to enhance detection, response, and compliance (e.g., SOC 2).
Develop custom tools and automate security assessments for faster vulnerability identification.
Key Responsibilities
Conduct code audits and penetration tests across cloud (AWS), infrastructure, and backend applications.
Lead red team exercises and collaborate with blue teams to refine security controls.
Develop offensive security tools and automation frameworks for vulnerability assessment.
Provide expertise during incident investigations, including log analysis and root cause reviews.
Stay updated on evolving threats and share research with the security community.
Technical Skills Required
Offensive Security (Penetration Testing, Red Teaming) AWS Security Python/Go Programming
Benefits & Perks
Remote-first global workforce with NY office option
Professional reimbursement for certifications/conferences
Medical, dental, and vision coverage (US + select countries)
401k retirement plan with company match (US only)
Wellness stipend and home office setup program
Nice to Have
Web3/blockchain security experience (e.g., smart contract auditing, bug bounty hunting).
Familiarity with Ethereum L1/L2 node architecture and blockchain infrastructure penetration testing.

Job Description

At Offchain, we’re pioneers in blockchain scalability and security, shaping the future of decentralized applications. As a Senior Security Engineer, you’ll emulate adversary tactics to identify vulnerabilities across our infrastructure and tools, including Arbitrum, Prysm, and ZeroDev, which power Ethereum’s scaling solutions.

Your role involves:

Want the full job description? Read the complete details on LinkedIn, the original posting.
Continue on LinkedIn

This is a short excerpt. All rights to the full description belong to its original publisher.

See Jaabz jobs first on Google 1 tap · free · in AI Overviews Jaabz is on your Google Manage Preferred Sources
Keep exploring

Similar Jobs

Explore other opportunities that match your interests

Hidden company

Log in to see location

Premium

Security Engineer

Log in free to see the details

Remote Work Guides

Practical guides for finding and thriving in remote roles.

Browse all articles

Subscribe to our newsletter

New visa sponsorship, relocation and remote tech jobs, delivered to your inbox.