Blockchain Engineer

• Tenable is looking for a Staff Software Engineer to join our core product engineering team.
• Focused on designing, developing, and maintaining cloud-based, state-of-the-art search solutions on top of our customers' ever-evolving landscape of infrastructure in a scalable way.
• As a Staff Software Engineer on the team, you will have the opportunity to be part of implementing and maintaining a highly scalable, highly reliable cloud-native user interface and underlying microservices which utilize modern technologies and programming languages.
• This role centers on crafting the services that enable data ingestion, storage, querying, and retrieval at scale.
• It's about building the reliable and efficient 'plumbing' that powers the entire data ecosystem.
• A critical aspect of this job is to build and manage services around data handling.
• This role will be responsible for managing the ingestion, storage, and retrieval of data within the platform.
• This includes ensuring the robustness and efficiency of these processes
• As a senior member of the team, you will have the opportunity to architect, design and implement features to help drive the overall architecture of our platform.
• Become a member of senior engineering teams driving on-going innovation of our global cloud architecture and distributed systems that serves our broad customer base with the latest cyber security technologies.
• Bring your ideas and experiences to the table and help make a lasting impact.
• Work closely with Product Managers, other engineers, designers, and stakeholders to continuously iterate on our products and drive consensus.

Staff Software Engineer – Java/Kotlin, Distributed Systems

• Help build large scale, real-time services and applications which leverage our massive datasets to power internal APIs and external applications.
• Build tooling, libraries, frameworks, and services that support security, research and data platform initiatives.
• Productionize prototypes into reliable internal tools, services, or platform capabilities.
• Participate in planning and technical discussions with engineering and product teams to help build the right solutions.
• Develop and maintain systems such as data pipelines, messaging systems, databases, caching layers, and services that run in the cloud or on-prem.
• Work with Machine Learning Engineers and Security Researchers to realize solutions that affect security outcomes.

Senior Distributed Systems Engineer

• Design, build, and operate edge network security infrastructure including WAF rule sets, bot protection services, and traffic inspection pipelines.
• Develop and maintain Python-based automation and tooling that manages WAF policies & infrastructure.
• Build and maintain serverless architectures using AWS Lambda, Application Load Balancers, DynamoDB, and related AWS services.
• Use AI coding assistants and AI-driven analysis tools to accelerate development.
• Collaborate with security, product, and platform teams to translate threat intelligence and compliance requirements into deployable infrastructure-as-code.
• Participate in on-call rotations and incident response for edge security events.

Lead Software Engineer – Back End, Java, Python, Go, REST, GraphQL, WAF, HTTP, AWS

• Optimization and functional expansion of high use modules such as x/auth, x/authz, x/feegrant
• Custom cross-chain integrations with IBC or non-IBC blockchains
• Integration of protocol level ZK proving systems for consumer dapp integration
• Expand testing automation and internal development tooling
• Coordinate and collaborate with the best teams in the web2 and web3 space
• Research and evaluation of cutting edge protocol concepts, to maintain the forward facing technological sustainability of the platform

Senior Protocol Engineer

• Independently drive execution of complex technical projects end to end.
• Build mission-critical backend services that deliver value to our customers. You will play a crucial role in architecting, designing, developing and operationalizing high performance, scalable, reliable and resilient services.
• Troubleshoot and debug technical issues inside a deep and complex technical stack that includes microservices, containers, and virtualization.
• Ensure operational readiness of the services and meet the availability and performance SLA commitments to our customers.

Distributed Systems Software Engineer

• Development and applications of solutions for projects for clients
• Analysis of options for solutions to be offered to our clients
• Tracking and investigating virtual asset sales, trades, and exchanges
• Design and production of blockchain solutions not limited to a single protocol or asset category.

Blockchain Consultant – Financial Institutions Advisory

• Act as a self-starter who drives execution independently, taking ownership and initiative with minimal need for day-to-day direction.
• Lead high-visibility RWE projects, starting with claims data, and keep multiple initiatives moving by proactively unblocking teams.
• Own the end-to-end architecture for critical data assets, ensuring solutions are scalable, reliable, and aligned with H1’s long-term vision.
• Design, build, and optimize large-scale data pipelines (hundreds of TBs) for performance, reliability, and cost efficiency.
• Partner with Product, Data Science, and downstream engineering teams to align priorities, manage dependencies, and deliver high-value outcomes.
• Represent engineering in cross-functional forums, shaping roadmaps and reducing reliance on senior leadership for day-to-day decisions.
• Develop deep domain expertise and mentor other engineers, helping raise the technical bar and influence the evolution of our data products.

Staff Backend Engineer – Distributed Systems, Data Platform

• Develop and execute institutional sales strategies to achieve ambitious revenue targets.
• Build and maintain relationships with asset managers, banks, exchanges, custodians, fintech companies, and other enterprise clients.
• Identify new business opportunities and manage the full sales lifecycle.
• Lead complex commercial negotiations and close high-value enterprise deals.
• Collaborate closely with Product, Marketing, and Leadership teams to align market needs with product development.
• Represent the company at industry events, conferences, and networking opportunities.
• Monitor market trends, competitor activities, and customer feedback to identify growth opportunities.

Vice President, Institutional Sales – Financial Technology, Digital Assets, Blockchain, Cybersecurity

• Work with clients looking to break into or grow within the Web3 industry
• Guide clients through blockchain strategy and cryptocurrency fundamentals
• Help clients understand smart contracts and decentralized applications
• Build the practical skills needed for Web3 development roles
• Support clients on the career side, offering resume and LinkedIn review, cover letter guidance, and interview prep
• Provide additional support including networking strategy, salary negotiation, promotion strategy, and freelancing guidance

Blockchain Coach

• work with and provide technical leadership to a team of highly motivated engineers
• improving Scale, Performance, Reliability, Robustness, and Security
• act as a SME, advising on technical vision, roadmaps
• make architectural contributions in backend services
• collect and process telemetry at scale from data sources in customer environments
• react to changes in environment and render policies in highly scalable manner to large number of enforcement points
• implement API endpoints that need to respond with minimal latencies

Principal Engineer – Golang, Distributed Systems

• Design and build elegant distributed systems that scale seamlessly to meet customer demand
• Drive reliability, performance, security, and operational excellence across production systems
• Design secure multi-tenant architectures with strong isolation and compliance controls
• Grow and inspire senior engineers, fostering a culture of technical excellence and continuous learning
• Partner with product, platform, and engineering leadership on technical strategy and roadmap
• Lead pragmatic adoption of modern engineering practices: GitOps, observability, progressive delivery

Principal Software Engineer – Distributed Systems, Cloud-Native SaaS

• Drive execution and technical excellence across backend projects
• Set engineering standards, conduct code reviews, and guide architectural decisions
• Contribute to backend roadmap and delivery in partnership with product and engineering leadership
• Foster a culture of ownership, quality, and continuous improvement
• Design, build, and maintain scalable, highly concurrent backend services in Go
• Architect distributed systems that support high throughput, reliability, and real-time operations
• Define service boundaries, APIs, and data models across systems
• Design services for high availability and fault tolerance across availability zones
• Evolve singleton services into multi-zone, distributed deployments
• Optimize backend systems for performance, scalability, and resilience
• Identify and resolve bottlenecks in distributed systems and concurrency-heavy workloads
• Ensure systems meet high standards for uptime and operational reliability
• Improve observability, maintainability, and operational readiness of backend services
• Partner with frontend, platform, autonomy, and embedded teams to integrate services across applications and devices
• Support end-to-end system design from edge devices to cloud infrastructure
• Contribute to system-level architecture across the stack
• Help align backend capabilities with product, platform, and mission needs
• Enforce secure development practices across backend systems
• Maintain high standards for code quality, testing, documentation, and reliability
• Support technical reviews, design discussions, and production readiness efforts
• Build systems with security, scalability, and long-term maintainability in mind

Senior Backend Software Engineer – Distributed Systems

• Work on a greenfield OLAP lakehouse project, building the data platform for the agentic era — where AI agents drive the vast majority of queries.
• Design and implement distributed data system components with a strong focus on join optimization and query performance.
• Collaborate fluidly across infrastructure, services, and frontend to deliver end-to-end data platform features.
• Ship reliable, scalable data infrastructure that powers enterprise-grade analytics at scale.
• Contribute from zero to one — this is early-stage, high-ownership work.

Senior Software Engineer, Distributed Data Systems

• Own the technical coherence of a platform that spans globally distributed key-value storage
• Work fluidly between writing production code, designing new systems, and reviewing proposals of senior engineers
• Help integrate LLMs into processes and systems
• Deliver on key Health Mediated Deployment projects

Principal Software Engineer – Distributed Systems, Config, Test, Deployment

• Architect and build a custom blockchain application using Go, Cosmos SDK, and CometBFT (Tendermint)
• Implement and optimize privacy-preserving primitives, specifically Pedersen Commitments and Bulletproofs (Range Proofs), ensuring no trusted setup is required
• Engineer custom ABCI++ extensions (specifically PrepareProposal and Vote Extensions) to implement an on-chain Multi-Party Computation (MPC) mixing network
• Design a custom KVStore state machine that manages homomorphic encrypted balances (Elliptic Curve points) instead of plaintext integers
• Optimize cryptographic operations (scalar multiplication, point addition) for low latency and high throughput in a distributed environment
• Build secure off-chain query layers and "view key" mechanisms that allow for granular, permissioned regulatory auditing

Lead Protocol Engineer – Go, Cryptography

• Engineer resilient distributed services related to our blockchain participation offerings that handle high-throughput transaction flow, backpressure, retries, failures, and real-time coordination.
• Dive into Rust + systems programming: engaging in low-latency, memory-safe backend work and build comfort in reading/modifying Solana validator-adjacent code.
• Integrate with validator or node pipelines and reason about consensus, block production, transaction propagation, execution limits, and fee markets.
• Identify & implement solutions for your domain where process, automation or tooling can significantly improve our ability to operate our systems.
• Develop a present and forward looking view into what's happening in each part of your domain and how it applies to the business. Establish and communicate views that inform leadership and organizational strategy.
• Continuously research and stay up-to-date with emerging trends in the Web3/Blockchain space.
• Identify, scope and build on new product opportunities that may bring value to the business.
• Debug complex distributed blockchains and protocols to improve our participation.
• Participate in and make improvements to, domain specific on-call rotations to ensure the continued reliability and uptime of our services.

VP, Protocol – Backend Engineer

• Design, implement, and troubleshoot industrial communication protocols and network configurations.
• Act as a subject matter expert for industrial networking technologies, including Ethernet/IP, Modbus, PROFINET, OPC UA, LLDP, and PRP
• Participate in reviews of protocol integration, compliance requirements, and test designs to ensure quality and alignment with industry standards.
• Collaborate with software and hardware teams to integrate protocol stacks and validate performance.
• Monitor industry trends and emerging technologies to inform design decisions and maintain competitive positioning.
• Provide impact analysis for protocol-related changes, considering effects on testing, schedules, and overall product integrity.

Network Protocol Software Engineer

• Define and drive the multi-quarter technical strategy for Blockchain Platform, spanning nodes, wallets, indexing, and asset lifecycle, to support new chains, new products, and significant growth in onchain transaction volume.
• Architect and evolve the core Blockchain Platform infrastructure - nodes, indexers, wallet systems, and liquidity primitives - for high availability, low latency, cost efficiency, and security at global scale.
• Lead end-to-end design and rollout of large, cross-team architectural initiatives (e.g., wallet stack rearchitecture, indexing stack redesign, asset identifier system), breaking high ambiguity into clear milestones and measurable outcomes.
• Set and enforce technical standards for correctness, security, and reliability across all crypto asset operations, including transaction finality, key management, reconciliation, and failure-mode handling for all onchain flows.
• Drive engineering efficiency across the org - defining standards for testing, quality, automation, and observability, and championing AI-native approaches that reduce operational burden and enable agents to serve as front-line operators.
• Use data and observability signals (e.g., transaction success rates, node reliability, indexing latency, on-call burden) to identify structural platform gaps and lead systematic reliability and efficiency improvements.
• Represent Blockchain Platform in executive and cross-org forums, clearly communicating tradeoffs, aligning stakeholders on strategy, and securing buy-in for high-impact technical bets including emerging areas like Yield and Stablecoins.

Senior Staff Software Engineer – Blockchain Platform

• As a Blockchain Developer, you are responsible for developing application features and interfaces using blockchain technology
• You will be also responsible for designing and developing a system that is secure, reliable and scalable
• Your primary goal for this job role will be designing, implementing, and administering a secure blockchain network
• Architect, develop and deploy decentralized applications providing permissioned access to data at both the smart contract and protocol level
• Develop & Interacting with Smart Contracts implemented on most common Blockchain/DLT technology platforms
• Oracle development (connecting "off-chain" data to the blockchain)
• Collaborate closely with the rest of the engineering team to review application requirements, help plan implementation details and estimate delivery timelines

Senior Blockchain Developer

• Engineer distributed system components such as consensus logic, memory-mapped databases, networking stacks, and synchronization logic to be performant, safe, and correct.
• Support our infrastructure engineers in maintaining our monitoring and alerting stack to ensure high uptime and streamlined debugging. Participate in an on-call rotation to respond promptly to production incidents and outages.
• Make protocols accessible to product teams by wrapping key functionality in clean interfaces and APIs.

Blockchain Engineer jobs in United States

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Staff Software Engineer – Java/Kotlin, Distributed Systems

Senior Distributed Systems Engineer

Lead Software Engineer – Back End, Java, Python, Go, REST, GraphQL, WAF, HTTP, AWS

Senior Protocol Engineer

Distributed Systems Software Engineer

Blockchain Consultant – Financial Institutions Advisory

Staff Backend Engineer – Distributed Systems, Data Platform

Vice President, Institutional Sales – Financial Technology, Digital Assets, Blockchain, Cybersecurity

Blockchain Coach

Principal Engineer – Golang, Distributed Systems

Principal Software Engineer – Distributed Systems, Cloud-Native SaaS

Senior Backend Software Engineer – Distributed Systems

Senior Software Engineer, Distributed Data Systems

Principal Software Engineer – Distributed Systems, Config, Test, Deployment

Lead Protocol Engineer – Go, Cryptography

VP, Protocol – Backend Engineer

Network Protocol Software Engineer

Senior Staff Software Engineer – Blockchain Platform

Senior Blockchain Developer

Senior Protocol Engineer