Flashbots · 2 months ago
Senior DevOps Engineer (Block Builder Platform)
United States
Full-time
Remote
Mid, Senior Level
4+ years expFlashbots is focused on building the foundations of the future Internet and financial system. They are seeking a Senior DevOps Engineer to fortify the infrastructure powering their Block Builders, ensuring scalability, resilience, and security in their production environment.
BlockchainCryptocurrencyEthereum
Responsibilities
Contribute, support and or lead the deployment, operation, and reliability of the block builder platform from Kubernetes clusters to bare-metal environments
Maintain and scale distributed infrastructure spanning L1 and L2 environments, ensuring consistent performance under high-throughput and latency-sensitive workloads
Drive observability, incident response, and performance optimization through modern SRE and DevOps practices
Build automation and tooling to simplify operations, improve developer experience, and reduce toil across our systems
Design CI/CD workflows for high-assurance environments, including TEE-based systems and blockchain node infrastructure
Contribute to the design of reproducible, secure environments across multiple clouds and hosting providers
Partner with backend, research, and protocol teams to support rollup infrastructure, MEV systems, and next-generation execution environments
Participate in the envisioning, proofing, and deployment of new L2 infrastructure components and TEE-integrated products
Lead root-cause investigations, reliability reviews, and postmortems for production systems
Contribute to open-source tooling and documentation that powers the Ethereum ecosystem
Qualification
Required
+4–10 years of experience operating complex production systems. Ideally spanning both traditional infrastructure and crypto-native environments
Strong command of Linux, networking, and system internals. You understand how to scale, secure, and debug systems from the OS to the application layer
Proficient with modern infrastructure tooling (Terraform, Ansible, Helm, Prometheus, Grafana) and comfortable designing CI/CD pipelines for secure distributed systems
Familiarity with scripting (Python, Bash) for operational workflows. Ideally skilled in Go or Rust for building automation and integration tooling
You thrive in async, remote-first teams, communicate with clarity, and proactively improve shared systems. You're deeply curious about MEV, Ethereum, and the frontier of decentralized compute
Benefits
Significantly above market rate equity compensation package
Unlimited PTO with a high level of freedom and autonomy for your work
Attractive health coverage package for US employees
$3000 Yearly budget for your individual learning and development goals
Remote working, while we have a preference for EU/US time zones, you can work from anywhere in the world
Paid travel - 2 x team on-site in different parts of the world per year plus periodic travel to events
Company
Flashbots
Flashbots is a research and development company that focuses on miners and searchers for transparent and efficient MEV extraction.
11-50 employees
H1B Sponsorship
Flashbots has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2022 (2)
Funding
Current Stage
Growth StageTotal Funding
$60MKey Investors
Paradigm
2023-07-21Series B· $60M
2021-01-01Seed
2020-01-01Seed
Recent News
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