Critical Infrastructure Engineer Jobs

About the job Build the cloud platform that turns Graphcore AI systems into usable, scalable services. Graphcore needs a Bristol-based Staff Cloud Engineer to develop and deploy private and public cloud services for AI compute. You will join the Cloud Platform team within Software Platform, close to datacentre operations and product development. Your work will shape how internal users and customers access large-scale AI systems. You will keep critical infrastructure available while helping pre-release hardware and software become reliable cloud services. You will operate and extend OpenStack-based services, automate deployment with infrastructure-as-code, and improve observability across the fleet. You will benchmark, validate and optimise systems spanning Graphcore hardware, servers, switches and storage. This role suits someone who wants ownership of hard infrastructure problems, not a narrow ticket queue. Expect unproven components, direct user feedback, and decisions that move quickly into production. The team and culture The Cloud Platform team turns Graphcore products into large-scale AI solutions for internal users and customers. Work happens close to the systems, with engineers deploying, measuring and improving services directly. You will work with Software Platform, Datacentre Operations, Product Development, Engineering and QA. The team values people who take responsibility for unclear problems and make progress without waiting for perfect inputs. The team makes decisions from evidence: metrics, benchmarks, user impact and system behaviour. Engineers speak up, surface risks early and own corrective actions when systems need attention. What we’re looking for A relevant degree or equivalent practical experience, with proven ability to scope and deliver technical infrastructure work. Experience operating on-premises or private-cloud environments, with strong ownership of end-user availability. Strong Linux system administration and scripting sk

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . As Reddit continues to scale globally, reliability and performance are more critical than ever. The Site Experience SRE team sits at the intersection of infrastructure, product engineering, and user experience - ensuring that every interaction across web, mobile, APIs, feeds, media delivery, and real time systems is fast, reliable, and resilient. We are looking for a Staff Site Reliability Engineer to lead reliability engineering initiatives for critical user facing systems at internet scale. In this role, you will partner closely with product and infrastructure teams to improve availability, latency, scalability, and operational excellence across Reddit’s most business critical experiences. This is a highly technical leadership role for someone who thrives in large-scale distributed systems, enjoys solving complex reliability challenges, and can influence engineering culture across the organization. What you’ll do: Lead Reliability Engineering for User Experience Drive reliability, scalability, and operational excellence for critical user facing systems and services. Improve performance and resiliency across APIs, content delivery, feed generation, search, messaging, and real-time experiences. Architect for Scale Partner with product and infrastructure engineering teams to design systems that remain highly available and performant under massive global load. Guide architectural decisions around failover, redundancy, graceful degradation, traffic management, and capacity planning. Reduce Operational Risk Identify systemi

A CAREER WITH POINT72’S TECHNOLOGY TEAM As Point72 reimagines the future of investing, our Technology group is constantly improving our company’s IT infrastructure, positioning us at the forefront of a rapidly evolving technology landscape. We’re a team of experts experimenting, discovering new ways to harness the power of open source solutions, and embracing enterprise agile methodology. We encourage professional development to ensure you bring innovative ideas to our products while satisfying your own intellectual curiosity. WHAT YOU’LL DO As Database Support Engineer, you’ll support various critical database platforms across Development, QA, UAT, and Production environments. The role partners closely with application teams, application support, and database engineers and operates within a Follow‑the‑Sun model to ensure availability, performance, and reliability of database services. Key responsibilities include: • Provide operational support for enterprise database platforms in both on-prem private cloud and public cloud • Monitor database health, capacity, performance, and availability, and respond to alerts, diagnose issues, and perform timely remediation • Perform routine maintenance activities (patching, upgrades, housekeeping etc) • Troubleshoot database‑related incidents and collaborate on root cause analysis • Work closely with application owners, application support teams, and DB Engineers • Provide guidance on database best practices and operational standards • Participate in cross‑team problem resolution and continuous improvement initiatives • Contribute to design, implementation and testing of automation and self service capabilities of DB platforms • Drive continuous improvement, identifying opportunities to reduce toil and increase platform efficiency. • Participate in a Follow‑the‑Sun operating model, including shift‑based coverage and handoffs WHAT’S REQUIRED • Bachelor’s degr

About the Role As a Cloud Platform Engineer at Supabase, you’ll join Cloud Engineering, part of Engineering Operations, and shape the foundations that let engineering teams build, ship, and operate infrastructure safely and independently across AWS and GCP. This is a role spanning cloud governance, platform engineering, and hands-on operations. You’ll work across AWS and GCP account structure, identity and access management, Infrastructure as Code (IaC), reusable platform primitives, security boundaries, and self-service workflows for engineers. You’ll be joining at a point where many of these foundations are being actively defined or reworked. We’re looking for someone who can take ambiguous, messy, business-critical infrastructure problems and turn them into pragmatic systems, tools, standards, and written guidance that scale with the company and empower teams to go faster. What You’ll Be Responsible For Designing and implementing cloud governance across AWS and GCP, including identity, account organization, access controls, and guardrails. Building reusable infrastructure and building blocks using Infrastructure as Code (IaC), enabling teams to provision and manage infrastructure safely and consistently. Creating self-service capabilities that reduce organizational friction and let engineers move more quickly within sensible boundaries. Owning resource governance and visibility: management tagging, a trustworthy inventory of what exists and who owns it, and consistent cross-account billing data. Developing reusable security primitives, including secrets storage, KMS, certificate management, token vending, direct service-to-service authentication, mTLS, and related platform services. Owning cloud-level network and operational primitives: IP address management, DNS, and health signals such as service-limit and quota alerting. Combining software engineering with hands-on operations and total ownership: building, deploying, monitoring, troubleshooting, and improving

The Autonomous Ops & Maintenance (ATOM)Team is developing an innovative platform that leverages artificial intelligence and automated systems to empower engineering groups in safely executing complex operations and software maintenance. Their primary objective is to minimize repetitive toil while delivering the precise visibility, oversight, and trust necessary to run automated solutions in mission-critical environments. Consider it an intelligent virtual collaborator operating alongside development and infrastructure engineers, directly offloading routine operational overhead that currently requires manual intervention. We are looking for a Senior Software Engineer to help us design and scale our foundational architecture. In this role, you will synthesize vast technical datasets into rich structured knowledge, engineer AI-driven components capable of analyzing intricate operational workflows, and construct highly reliable systems to execute automated modifications seamlessly. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You’ll Do: Lead a greenfield initiative from inception to scale, shaping foundational product architecture, engaging directly with users to refine early concepts Build mission-critical solutions that customers depend on daily Build fault-tolerant, horizontally scalable solutions running in multi-tenant environments Who You Are: You have 6+ years of experience You have a BS/MS/PhD in a scientific field or equivalent experience You are proficient in Go You are comfortable building and operating production services end to end: You will independently own features and components, work through ambiguous technical problems, and be responsible for the reliability, observability, and operational q

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. POSITION SUMMARY CVS Health is seeking a highly skilled Staff Data Engineer, Observability Engineering to join the Enterprise Observability Platform organization and help advance the next generation of observability, infrastructure, and security data capabilities. The Staff Data Engineer, Observability Engineering will play a critical role in designing, building, and operating scalable data pipelines and data products that power enterprise observability, operational intelligence, and security analytics across the organization. The Staff Data Engineer, Observability Engineering is a senior individual contributor responsible for developing and optimizing Databricks-based data engineering solutions that ingest, transform, govern, and deliver high-volume telemetry, infrastructure, application, and security data. This role combines deep hands-on technical execution with ownership of engineering excellence, operational reliability, performance optimization, and data platform best practices. Working closely with Observability Engineering, Security Engineering, Infrastructure Engineering, and Data Platform teams, the Staff Data Engineer, Observability Engineering will contribute to the evolution of the enterprise observability lakehouse by building resilient ingestion frameworks, establishing data quality standards, enhancing governance controls, and driving efficient, scalable data processing patterns. The id

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. POSITION SUMMARY CVS Health is seeking a highly skilled Senior Data Engineer, Observability Engineering to join the Enterprise Observability Platform organization and help advance the next generation of observability, infrastructure, and security data capabilities. The Senior Data Engineer, Observability Engineering will play a critical role in designing, building, and operating scalable data pipelines and data products that power enterprise observability, operational intelligence, and security analytics across the organization. The Senior Data Engineer, Observability Engineering is a senior individual contributor responsible for developing and optimizing Databricks-based data engineering solutions that ingest, transform, govern, and deliver high-volume telemetry, infrastructure, application, and security data. This role combines deep hands-on technical execution with ownership of engineering excellence, operational reliability, performance optimization, and data platform best practices. Working closely with Observability Engineering, Security Engineering, Infrastructure Engineering, and Data Platform teams, the Senior Data Engineer, Observability Engineering will contribute to the evolution of the enterprise observability lakehouse by building resilient ingestion frameworks, establishing data quality standards, enhancing governance controls, and driving efficient, scalable data processing patter

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Overview At Okta, we are building a world where anyone can safely use any technology, and within Okta Platform R&D, we're specifically focused on protecting the future of work. We are a globally-minded company dedicated to delighting our customers across the world. We are looking for an experienced full stack Staff Software Engineer (with a focus on UI) who is passionate about building large-scale, mission-critical infrastructure in a fast-paced agile environment. The ideal candidate will be excited about joining a platform team that is driving several cross functional initiatives within the company. You will be responsible for defining the forward-looking vision for Okta’s UI platform infrastructure. You will work with a globally distributed engineering team to build the frameworks and systems that empower all feature teams to effectively deliver world-ready software. You will play a crucial role in developing and maintaining shared libraries and tools used across the entire organization, ensuring accessibility, scalability, and adherence to Okta’s coding standards. If you are passionate about technical leadership and have a deep expertise in transforming complex products for a global audience, then we want to talk to you. In this role, you’ll get to… Define, own, and drive the architectural vision and technical roadmap for a major UI platform subsystem (e.g., UI modernization journeys, internationalization infrastructure, versioning strat

About the Job: LaunchDarkly's Product Security team is hiring a Product Security Engineer II to strengthen how we secure the platform engineers build with every day. You'll bring depth in security fundamentals and program design as a member of a small, high-leverage team with strong engineering instincts. LaunchDarkly is critical infrastructure. Our security team keeps it safe for the global systems that depend on us. You'll spend most of your time on threat modeling and cloud security posture, with rotating exposure to the rest of the ProdSec surface area. Your work will help developers move fast without sacrificing security, through automation, guidance, and the kind of partnership that makes the secure path the easy one. You'll report to the Director of Security and work closely with software engineers, product managers, and other security engineers. We expect you to bring a sharp point of view on where AI can take work off the team's plate and make our coverage deeper. Responsibilities: Lead threat modeling engagements on the features and services where the risk warrants it. Partner with the ProdSec lead to evolve the practice from on-request to repeatable, with clear criteria for when an engagement is worth running. Own day-to-day triage of CNAPP findings end to end. Investigate, prioritize, route to service owners, and close the loop. Look for patterns that point to systemic fixes instead of one-off cleanup. Contribute to SDLC tooling, SAST / SCA workflows, and bug bounty triage as the team's work demands. Partner with product engineering teams as a trusted reviewer. Catch issues early, explain the why, propose paths forward. Say no when needed, with reasons and alternatives. Bring AI to the work. Use it to accelerate triage, summarize findings, draft threat models, scan code, and reduce toil. Help the team build durable patterns for safe and effective use, not one-off prompts. Push the security floor up over time through documentation, office hours, small too

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . As a Senior Software Engineer on the Blockchain Networks team within the Platform group, you'll build the critical infrastructure that integrates blockchain protocols with Coinbase's internal services for new assets, stablecoins, and staking. This team translates complex blockchain operations and state machines into simple, reliable APIs that product teams across Coinbase depend on. You'll own multi-quarter technical initiatives and ship platform primitives that directly improve the latency, reliability, and cost of our crypto stack. What you'll do: Own the design and delivery of blockchain network infrastructure that abstracts blockchain complexity into reliable, platform APIs Lead multi-quarter initiatives including new chain integrations, re-architecture efforts, and data migrations that improve system latency, reliability, and cost Define and maintain APIs, SLOs, and observability for the systems you build, including on-call ownership Partner with product and platform teams to establish data contracts and ship SDKs and platform primitives that drive adoption across Coinbase Build deep technical context across multiple top blockchain protocols (e.g., Bitcoin, Ethereum) and apply that knowledge to simplify cross-chain operations Required Skills and Experience: 5+ years of software engineering experience, with demonstrated ownership of production services in a servi

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Our Facilities Design and Construction team enables world-class semiconductor manufacturing by designing, operating, and continuously improving the critical infrastructure that powers our sites. We collaborate across engineering disciplines to deliver safe, reliable, and innovative solutions that support some of the most advanced fabrication facilities in the United States. At Micron’s Clay, New York site, you will contribute to a historic expansion that is helping shape the future of memory technology. As an Instrumentation and Controls (I&C) Engineer, you will lead the coordination and oversight of third-party engineering partners responsible for control system designs supporting advanced semiconductor manufacturing facilities. This role offers the opportunity to drive technical excellence, ensure system reliability and compliance, and support the successful delivery of complex construction projects. You will work closely with internal stakeholders, external design firms, contractors, and vendors to deliver high-performing control systems that enable safe and efficient operations. Responsibilities: Lead and validate third-party designs for PLC, SCADA, DCS, and field instrumentation systems Review control system architectures, loop diagrams, specifications, and design deliverables for compliance with project requirements and industry standards Evaluate system performance, reliability, cybersecurity, and integration across facility infrastructure systems Perform de

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . The Ads organization powers Reddit's advertising platform, enabling advertisers to reach highly engaged communities while helping Reddit grow its business. The reliability of our Ads systems directly impacts advertiser success, revenue generation, and user experience. The Ads Reliability team partners closely with Ads Engineering to improve reliability, scalability, operational excellence, and developer productivity across Reddit’s advertising ecosystem. We help build and operate highly available services that drive revenue and maintain advertiser trust. We’re looking for a Senior Site Reliability Engineer to build, operate, and scale the critical systems behind Reddit Ads. What you’ll do: Partner with Ads Engineering teams to improve reliability, scalability, and operational excellence of ad-serving, auction, targeting, measurement, and billing systems. Design, build, and maintain infrastructure, tooling, and automation that improve service reliability and engineering productivity. Improve observability through monitoring, alerting, tracing, logging, and dashboards. Participate in on-call rotations and lead incident response efforts for critical production systems. Run root cause analysis and drive corrective actions following incidents. Collaborate with software engineers throughout the service lifecycle, from design reviews through production operations. Drive adoption of SRE best practices including SLIs, SLOs, error budgets, capacity planning, and operational readiness reviews. Reduce operational toil through autom

Everpure (NYSE: P) has evolved from storage pioneer to data platform, closing fiscal 2026 with $3.7 billion in revenue, its first billion-dollar quarter, and accelerating growth into FY27. Our strategic agenda spans the companies defining the next era of technology - hyperscalers, AI labs, the AI hardware supply chain, data platform providers, and the broader AI ecosystem. This type of work—work that changes the world—is what the tech industry was founded on. So, if you're ready to seize the endless opportunities and leave your mark, come join us. THE ROLE As a Designated Support Engineer (DSE) , you will be the technical anchor for our most strategic accounts, ensuring their mission-critical infrastructure thrives on the Everpure Platform . You will bridge the gap between complex technical troubleshooting and relationship management, acting as a trusted advisor who transforms potential disruptions into seamless operations. Joining a team with industry-leading NPS scores, you’ll collaborate closely with Engineering and Account teams to champion customer success and drive product excellence. WHAT YOU'LL DO Drive Account Health and Stability: Act as the primary technical point of contact for named accounts, proactively identifying potential system risks and providing tailored architectural guidance to ensure long-term uptime. Orchestrate Complex Resolution: Lead the end-to-end troubleshooting of high-impact cases involving hardware, software, and environmental variables, ensuring a rapid return to service while maintaining professional, concise executive communications. Champion the Customer Voice: Represent customer needs in internal engineering reviews and lead high-stakes "hot" escalation calls, translating technical challenges into actionable product improvements. Scale Collective Intelligence: Mentor junior engineers through structured coaching and contribute high-quality technical documentation (FAQs/KBs) to the global Support knowledge base.

Everpure (NYSE: P) has evolved from storage pioneer to data platform, closing fiscal 2026 with $3.7 billion in revenue, its first billion-dollar quarter, and accelerating growth into FY27. Our strategic agenda spans the companies defining the next era of technology - hyperscalers, AI labs, the AI hardware supply chain, data platform providers, and the broader AI ecosystem. This type of work—work that changes the world—is what the tech industry was founded on. So, if you're ready to seize the endless opportunities and leave your mark, come join us. THE ROLE As a Designated Support Engineer (DSE) , you will be the technical anchor for our most strategic accounts, ensuring their mission-critical infrastructure thrives on the Everpure Platform . You will bridge the gap between complex technical troubleshooting and relationship management, acting as a trusted advisor who transforms potential disruptions into seamless operations. Joining a team with industry-leading NPS scores, you’ll collaborate closely with Engineering and Account teams to champion customer success and drive product excellence. WHAT YOU'LL DO Drive Account Health and Stability: Act as the primary technical point of contact for named accounts, proactively identifying potential system risks and providing tailored architectural guidance to ensure long-term uptime. Orchestrate Complex Resolution: Lead the end-to-end troubleshooting of high-impact cases involving hardware, software, and environmental variables, ensuring a rapid return to service while maintaining professional, concise executive communications. Champion the Customer Voice: Represent customer needs in internal engineering reviews and lead high-stakes "hot" escalation calls, translating technical challenges into actionable product improvements. Scale Collective Intelligence: Mentor junior engineers through structured coaching and contribute high-quality technical documentation (FAQs/KBs) to the global Support knowledge base. Manage Critic

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. Toast is a rapidly growing company that's revolutionizing how the restaurant industry does business by pairing technology with an extraordinary commitment to customer success. We help restaurants streamline operations, increase revenue, and deliver amazing guest experiences through our platform that combines restaurant point of sale, team management, guest-facing technology, and award-winning customer support. Join us as we empower the restaurant community to delight guests, do what they love, and thrive. We're looking for an engineer to help build and scale Toast's earnings platform — systems that calculate tips and employee earnings for restaurant locations across Toast's network. You'll work on highly visible, mission-critical infrastructure that powers Tips Manager, one of Toast's growing products, while laying the groundwork for a broader earnings calculation platform that will determine paychecks for employees everywhere Toast operates. In this role, you'll gain hands-on experience with event-driven systems built on Kotlin, gRPC, Apache Pulsar, and DynamoDB. We're building a new source of truth for employee earnings — from real-time tip pooling and redistribution to wage calculation and earnings retrieval — and we care deeply about getting the math right: our systems directly influence what employees take home. If you're excited to build calculation infrastructure where correctness and scale matter in equal measure, and where the work has a real impact on product revenue and employee livelihoods, we'd love to hear from you. About this roll*: As a Software Engineer on our team, you will: Help shape our tip and earnings calculation platform — building the systems that determine how restaurant employees are paid, starting with Tips Manager and expanding toward a full earnings sou