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Senior Protocol Engineer Jobs (NOW HIRING)

Launch Legends

Protocol / Technical Lead

Cheyenne, WY · On-site +1

ROLE: Protocol / Technical Lead ABOUT THE ROLE The Protocol / Technical Lead is the Foundation ... Our team includes multiple PhDs and senior engineers who have launched and scaled world-class ...

CesiumAstro

Senior Project Engineer I

Westminster, CO · On-site

$133K - $160K/yr

We are seeking a highly driven Senior Project Engineer I to lead the planning and execution of test ... Support test execution, ensuring adherence to safety protocols, engineering specifications, and ...

CesiumAstro

Senior Project Engineer I

Westminster, CO · On-site

$133K - $160K/yr

We are seeking a highly driven Senior Project Engineer I to lead the planning and execution of test ... Support test execution, ensuring adherence to safety protocols, engineering specifications, and ...

CesiumAstro

Senior Project Engineer I

Westminster, CO

$133K - $160K/yr

We are seeking a highly driven Senior Project Engineer I to lead the planning and execution of test ... Support test execution, ensuring adherence to safety protocols, engineering specifications, and ...

Danaher

Senior Materials Engineer

Sunnyvale, CA · On-site

$120K - $140K/yr

The Senior Materials Engineer is responsible for supporting the long-term performance, reliability ... Develop and maintain material specifications, test methods, qualification protocols, engineering ...

Danaher

Senior Materials Engineer

Sunnyvale, CA · On-site

$120K - $140K/yr

The Senior Materials Engineer is responsible for supporting the long-term performance, reliability ... Develop and maintain material specifications, test methods, qualification protocols, engineering ...

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Senior Protocol Engineer information

See salary details

$59.5K

$126.6K

$183.5K

How much do senior protocol engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for senior protocol engineer in the United States is $126,557.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,500.00 and $143,500.00 per year, depending on experience, location, and employer.

What does a senior protocol engineer do?

A Senior Protocol Engineer is responsible for designing, implementing, and optimizing communication protocols that enable secure and efficient data exchange over networks or within distributed systems. They work on developing new protocols or improving existing ones, often focusing on areas like blockchain, networking, or cryptography. Their role involves collaborating with cross-functional teams, troubleshooting protocol-related issues, and ensuring that protocols are robust, scalable, and secure. Additionally, they may mentor junior engineers and contribute to open-source projects or standards bodies.

What skills and qualifications are needed to be a senior protocol engineer?

To thrive as a Senior Protocol Engineer, you need in-depth knowledge of network protocols, distributed systems, cryptography, and strong programming skills, typically backed by a degree in computer science or a related field. Familiarity with protocol design tools, languages like Rust, Go, or C++, and experience with blockchain frameworks or RFC standards are often required. Excellent problem-solving, communication, and collaboration skills help in leading teams and navigating complex technical challenges. These abilities are crucial for designing secure, efficient protocols and ensuring reliable communication within advanced technology ecosystems.

How does a senior protocol engineer collaborate with cross-functional teams during the protocol development lifecycle?

As a Senior Protocol Engineer, collaboration with cross-functional teams is essential throughout the protocol development lifecycle. You will work closely with product managers to understand requirements, coordinate with security engineers to ensure protocol robustness, and partner with frontend/backend engineers to support implementation. Regular communication, code reviews, and design discussions are common, as you’ll often serve as a technical lead, guiding architecture decisions and ensuring alignment across teams. This collaborative approach helps ensure the protocol meets both technical and business objectives while maintaining high standards for security and performance.

What is the difference between Senior Protocol Engineer vs Network Engineer?

AspectSenior Protocol EngineerNetwork Engineer
CredentialsBachelor's in Computer Science or related, certifications like CCNP, CCIEBachelor's in Computer Science, certifications like CCNA, CCNP
Work EnvironmentDesigning, analyzing, and optimizing network protocols, often in R&D or specialized teamsManaging and maintaining network infrastructure, troubleshooting connectivity issues
Industry UsageTelecommunications, data centers, networking hardware companiesIT departments, service providers, enterprise networks

The Senior Protocol Engineer focuses on developing and optimizing network protocols, requiring deep technical expertise. In contrast, a Network Engineer manages and maintains network infrastructure, ensuring connectivity and performance. Both roles require relevant certifications and work in related environments, but their core responsibilities differ significantly.

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Senior Protocol Engineer jobs near you
Infographic showing various Senior Protocol Engineer job openings in the United States as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $126,557 per year, or $60.8 per hour.

Senior Software Engineer, Protocol (Rust)

ArtOfBlockchain

Manhattan, NY • On-site

$180 - $240/hr

Other

Posted 3 days ago

New

Job description

OP Labs develops the OP Stack, an open-source Layer 2 blockchain architecture powering over 65% of Ethereum's L2 activity. Backed by $178M from top-tier VCs including a16z and Paradigm, OP Labs builds core infrastructure utilized by major global partners—such as Sony, Coinbase, Kraken, Uniswap, and OKX—to bring millions of users onchain.


Role Summary

As a Senior Software Engineer on the Protocol Team, you will design, implement, and maintain the core specifications and node clients that define the OP Stack. Your primary focus will include developing kona-node (a production-ready Rust alternative to op-node), native account abstraction, and protocol capabilities powering OP Enterprise.


Key Responsibilities

  • Full-Lifecycle Ownership: Lead core features through architecture, code implementation, documentation, deployment, and monitoring.


  • Rust Consensus Infrastructure: Build and maintain kona-node and related Rust-based consensus-client infrastructure fully compatible with the OP Stack.


  • Testing & Security: Design adversarial and conformance test suites to guarantee cross-client compatibility and network resilience.


  • Protocol Upgrades & Maintenance: Execute safe protocol upgrades and resolve complex availability or performance issues in production.


  • AI & Engineering Standards: Leverage modern AI-assisted development tools while upholding rigorous standards for security, technical ownership, and code review.



Requirements & Qualifications
Must-Haves

  • Production Rust: Strong track record of architecting, shipping, and maintaining production-grade Rust systems.


  • Ethereum Core Knowledge: Deep understanding of Ethereum architecture, including the EVM, client specs, and JSON-RPC APIs.


  • Distributed Systems: Hands-on experience developing and troubleshooting complex distributed systems.


  • Technical Ownership: Ability to navigate ambiguous problems, design scalable solutions, and communicate technical decisions effectively.



Nice-to-Haves

  • Direct experience with op-node, kona, or Reth implementations.


  • Ability to read and navigate production Go codebases while migrating logic into Rust.


  • Proficiency in Solidity for writing and auditing system-level smart contracts.



Benefits & Perks

  • Remote Flexibility: Work fully remote from anywhere globally, with access to the NYC office if preferred.


  • Top-Tier Funding: Be part of a core team backed by leading Web3 investors ($178M raised from a16z, Paradigm, etc.).


  • High Ecosystem Impact: Direct influence over infrastructure powering over half of Ethereum's L2 volume.


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