Matter Labs · 3 weeks ago
Senior Infrastructure Security Engineer
United States
Full-time
Remote
Senior LevelMatter Labs is dedicated to advancing freedom through the mass adoption of crypto and is building ZKsync, a verifiable blockchain network. The Senior Infrastructure Security Engineer will play a critical role in securing the infrastructure that powers zkSync by collaborating with various teams to build and maintain robust defenses against potential threats.
BlockchainEthereumInternetSoftware
Responsibilities
Design and implement secure infrastructure; including hardening cloud environments, containers, and CI/CD pipelines
Help build detection and monitoring systems (e.g., SIEM, alerting pipelines) to ensure early threat detection and effective incident response
Collaborate with engineers and DevOps to identify security risks in architecture reviews, system upgrades, and deployment plans
Contribute to the design and review of Terraform, Ansible, or similar IaC, ensuring security is embedded from the ground up
Participate in threat modeling, internal audits, and hands-on vulnerability remediation across our stack
Work closely with Protocol Security, DevOps, and Product Engineering to align on shared security goals and ensure coverage across the full lifecycle
Help implement tools to detect unusual infrastructure-level activity from on-chain signals (e.g., misuse of credentials or suspicious deployment patterns)
Qualification
Required
Strong Infrastructure Security Background
Hands-on experience securing cloud-native environments (e.g., AWS, GCP), Kubernetes, CI/CD pipelines, and internal systems
Deep Technical Fluency
Practical knowledge of threat modeling, incident response, vulnerability management, and systems architecture
IaC & DevSecOps Mindset
Familiarity with Infrastructure as Code (Terraform, etc.), secrets management, and security automation tooling
Bias for Action
A self-starter who's comfortable with ambiguity and can drive security work through delivery — not just assessment
Collaborative Communicator
Able to partner across teams, raise risks constructively, and translate complex security concepts to technical and non-technical stakeholders
Preferred
Web3 Awareness (Nice to Have)
Familiarity with the security considerations of decentralized infrastructure and open-source ecosystems
Bonus for knowledge of Ethereum, Solidity, or ZK-related tech
Benefits
Competitive compensation, equity, and token package
Premium health, dental, and vision coverage
16 weeks paid parental leave
Flexible paid time off plus company‑wide closure weeks
$2 000 equipment stipend & $300 monthly co‑working allowance
Company
Matter Labs
Matter Labs is scaling Ethereum with zero-knowledge proofs to accelerate public blockchain adoption.
Founded in 2018
51-200 employees
Funding
Current Stage
Public CompanyTotal Funding
$308MKey Investors
SygnumAndreessen HorowitzUnion Square Ventures
2024-03-19Initial Coin Offering· $50M
2022-11-16Series C· $200M
2021-11-08Series B· $50M
Leadership Team
Ankur R.
Chief Financial Officer
Zoé Gadsden
Chief Operating Officer
Recent News
2025-12-08
CoinDesk: Bitcoin, Ethereum, Crypto News and Price Data
2025-12-08
2025-12-08
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