Senior It Infrastructure Engineer Jobs

Senior Infrastructure Architect — Enterprise Observability and Automation Description - Job Summary Senior individual contributor responsible for the architecture, implementation, and operational ownership of enterprise observability, monitoring, and automation platforms across HP's global IT environment. This role modernizes infrastructure visibility capabilities while ensuring operational stability, security, and compliance. Serves as a technical and operational bridge between infrastructure engineering, cybersecurity, SOX/compliance stakeholders, automation teams, and external technology partners — leading complex initiatives such as platform migrations, enterprise integrations, and governance enablement. Responsibilities Enterprise Observability and Monitoring Application owner and senior technical authority for enterprise monitoring and logging platforms (Datadog, Splunk), including platform governance, roadmap alignment, and operational oversight. Lead enterprise-scale monitoring platform migrations, including architecture design, agent strategy, data ingestion models, vendor coordination, and deployment across 5,000+ servers. Define standards for alerting, dashboards, observability data quality, and integration with ITSM platforms (ServiceNow). Design and manage multi-org Datadog architecture, including org structure, RBAC, SSO/SAML, secrets management, and cybersecurity compliance. Oversee SNMP-based monitoring of storage and network devices, including device profiling, syslog/event integration, and NetFlow collection. SOX Compliance and IT Governance SOX control owner for enterprise monitoring applications — approve monthly reviews, participate in internal/external audits (EY), and maintain ITGC/SOX compliance. Provide audit evidence, walkthrough docu

Fin , now part of Salesforce, is on a mission to help businesses provide perfect customer experiences. Our AI Agent Fin is the highest-performing AI Customer Agent on the market today, enabling businesses to deliver impeccable, always-on customer support across the customer journey, from service, to sales, to ecommerce. Powered by our own AI models, Fin resolves complex customer issues end-to-end across every channel, with minimal set-up and integration. Fin can also be combined with our natively integrated Intercom help desk, giving modern support teams one single system. Together with Salesforce, the #1 AI CRM, where humans with agents drive customer success, we're building the future of customer experience. Here, ambition meets action. Tech meets trust. And innovation isn't a buzzword, it's a way of life. The world of work as we know it is changing, and we're looking for Trailblazers who are passionate about bettering business and the world through AI. Ready to level up your career at the company leading workforce transformation in the agentic era? You're in the right place. Agentforce is the future of AI, and you are the future of Salesforce. What's the opportunity? We’re looking for Senior+ AI Infrastructure Engineers to build the systems that train and serve Fin's next generation of AI products. Fin is an AI company that builds from the GPU all the way up to a user agent that resolves millions of customer service queries a month. You’ll join a small, highly technical team working at the cutting edge of modern AI infrastructure. The AI Infra team built the training pipelines and runs the inference for custom models like Fin Apex, which outperforms frontier models in customer service tasks, and is the foundation of the AI Group's full stack approach to AI. We’re particularly interested in engineers who have: A track record of working on model training or model inference at scale , or on low‑level GPU coding (e.g. CUDA, Triton). Experience with one is great

Fin , now part of Salesforce, is on a mission to help businesses provide perfect customer experiences. Our AI Agent Fin is the highest-performing AI Customer Agent on the market today, enabling businesses to deliver impeccable, always-on customer support across the customer journey, from service, to sales, to ecommerce. Powered by our own AI models, Fin resolves complex customer issues end-to-end across every channel, with minimal set-up and integration. Fin can also be combined with our natively integrated Intercom help desk, giving modern support teams one single system. Together with Salesforce, the #1 AI CRM, where humans with agents drive customer success, we're building the future of customer experience. Here, ambition meets action. Tech meets trust. And innovation isn't a buzzword, it's a way of life. The world of work as we know it is changing, and we're looking for Trailblazers who are passionate about bettering business and the world through AI. Ready to level up your career at the company leading workforce transformation in the agentic era? You're in the right place. Agentforce is the future of AI, and you are the future of Salesforce. What's the opportunity? We’re looking for Senior+ AI Infrastructure Engineers to build the systems that train and serve Fin's next generation of AI products. Fin is an AI company that builds from the GPU all the way up to a user agent that resolves millions of customer service queries a month. You’ll join a small, highly technical team working at the cutting edge of modern AI infrastructure. The AI Infra team built the training pipelines and runs the inference for custom models like Fin Apex, which outperforms frontier models in customer service tasks, and is the foundation of the AI Group's full stack approach to AI. We’re particularly interested in engineers who have: A track record of working on model training or model inference at scale , or on low‑level GPU coding (e.g. CUDA, Triton). Experience with one is great

NVIDIA has been redefining computer graphics, PC gaming, and accelerated computing for more than 25 years. It’s an outstanding legacy of innovation that’s fueled by phenomenal technology – and amazing people. Today, we’re tapping into the unlimited potential of AI to define the next era of computing. Doing what’s never been done before takes vision, innovation, and the world’s best talent. As an NVIDIAN you’ll be immersed in a diverse, supportive environment where everyone is inspired to do their best work. Come join the team and see how you can make a lasting impact on the world. We are seeking a Senior Site Reliability Engineer – Storage, you will own the reliability, performance, and scalability of our global NAS, SAN, and Object Storage platforms that power critical internal and external services. You will combine deep storage expertise with strong automation and SRE practices to design, build, and operate highly available storage systems at scale. What you will be doing: Lead design, deployment, and operations of production NAS, SAN, and Object Storage platforms, ensuring reliability, performance, and security. Capture requirements from partner teams, architect storage solutions, and drive end‑to‑end implementation for new and existing services. Develop, maintain, and improve automation for provisioning, configuration, monitoring, incident response, and lifecycle management of storage infrastructure. Participate in on‑call and incident response, lead troubleshooting of complex storage and performance issues, and drive root cause analysis and preventive actions. Define and track SLOs/SLIs and error budgets for storage services, using observability and analytics to continuous

NVIDIA has been redefining computer graphics, PC gaming, and accelerated computing for more than 25 years. It’s an outstanding legacy of innovation that’s fueled by phenomenal technology – and amazing people. Today, we’re tapping into the unlimited potential of AI to define the next era of computing. Doing what’s never been done before takes vision, innovation, and the world’s best talent. As an NVIDIAN you’ll be immersed in a diverse, supportive environment where everyone is inspired to do their best work. Come join the team and see how you can make a lasting impact on the world. We are seeking a Senior Site Reliability Engineer – Storage, you will own the reliability, performance, and scalability of our global NAS, SAN, and Object Storage platforms that power critical internal and external services. You will combine deep storage expertise with strong automation and SRE practices to design, build, and operate highly available storage systems at scale. What You Will Be Doing: Lead design, deployment, and operations of production NAS, SAN, and Object Storage platforms, ensuring reliability, performance, and security. Capture requirements from partner teams, architect storage solutions, and drive end‑to‑end implementation for new and existing services. Develop, maintain, and improve automation for provisioning, configuration, monitoring, incident response, and lifecycle management of storage infrastructure. Participate in on‑call and incident response, lead troubleshooting of complex storage and performance issues, and drive root cause analysis and preventive actions. Define and track SLOs/SLIs and error budgets for storage services, using observability and analytics to continuously improve reliability and efficiency. Build and maintain runbooks, standard operating procedures, and comprehensive documentation for storage services and automation.<

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 . Who We Are: The Machine Learning Platform team at Reddit is a high-impact team that owns the infrastructure that powers recommendations, content discovery, user and content quantification, while directly impacting other teams such as Growth, Ads, Feeds, and Core Machine Learning teams. What You’ll Do: As a Senior ML Infrastructure Engineer, you will lead development of a platform for large scale ML models at Reddit. Design end-to-end model lifecycle patterns (MLOps) to boost velocity of development for ML engineers, including data preparation, model management, experiment tracking, and more Zero-to-one development and support of a graph ML codebase and platform that abstracts away common patterns and enables greater model scalability and iteration Collaborate with ML engineers on performance tuning, including improving model training time, efficiency, and GPU training costs in a large, distributed ML training environment Optimize batch data processing within a data warehouse and with tools such as Apache Beam, Apache Spark, Ray Data, and more Architect pipelines to build and maintain massive graph data structures on the order of billions of nodes and tens of billions of edges Who You Might Be: 5+ years of experience in ML infrastructure, including model training and model deployments Hands-on experience with ML optimization, including memory and GPU profiling Deep experience with cloud-based technologies for supporting an ML platform, including tools like GCP BigQuery, Google Cloud Storage, infrastructure-as-code

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. As a Senior IT Internal Auditor, you will serve as a technical lead and subject matter resource on an agile, high-impact team operating across complex, technology, cybersecurity, and AI-related audit engagements. Reporting to the Internal Audit Manager, you will independently drive audit execution across Technology Data & Insights (TDI), Security, Engineering, and cross-functional business stakeholders — with minimal supervision. This role requires a practitioner who can move beyond task execution: you will contextualize control gaps within Okta's broader risk and governance landscape, mentor junior team members, and bring a continuous improvement mindset to everything you deliver. Company Description Okta is the foundation for secure connections between people and technology. By harnessing the power of the cloud, Okta allows people to access applications on any device at any time, while still enforcing strong security protections. It integrates directly with an organization's existing directories and identity systems. Because Okta runs on an integrated platform, organizations can implement the service quickly at large scale and low total cost. Thousands of customers, including Adobe, Allergan, Chiquita, LinkedIn, and Western Union, trust Okta to help their organizations work faster, boost revenue, and stay secure. To learn more about Okta, visit: https://www.okta.com. What You Will Own Audit Planning & Risk Assessment Independently lead techn

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading. About the team + role We are building an elite team, applying frontier technologies to the world’s biggest financial problems. We’re looking for bold thinkers. Sharp problem-solvers. Builders who are wired to make an impact. Robinhood isn’t a place for complacency, it’s where ambitious people do the best work of their careers. We’re a high-performing, fast-moving team with ethics at the center of everything we do. Expectations are high, and so are the rewards. The Financial Compliance team’s mission is to establish and maintain the company’s financial and regulatory compliance, including requirements under the Sarbanes-Oxley Act of 2002 (SOX) and related frameworks over internal controls, IT general controls, and financial reporting. This team works closely with Engineering, Security, Finance, and external auditors to ensure systems, processes, and data meet regulatory expectations while supporting business growth! As an IT Financial Compliance Senior Manager, you will evaluate systems, databases, and processes to ensure strong control design and effective operation across infrastructure, change management, and financial data pipelines. You will partner closely with engineering and business teams to identify control gaps, implement practical solutions, and support compliance with SOX and other regulatory requirements. This role plays a key part in ensuring financial reporting integrity and audit readiness while contributing to scalable compliance practices across the organization. This role is based in our Menlo Park, CA, New York, NY, and Chicago, IL offices, with in-person attendance expected at least 3 days per week. At R

At Freddie Mac, our mission of Making Home Possible is what motivates us, and it’s at the core of everything we do. Since our charter in 1970, we have made home possible for more than 90 million families across the country. Join an organization where your work contributes to a greater purpose. Position Overview: Our rapidly evolving IT department is in search of a Senior Engineer of Infrastructure Engineering (Windows/ AD) with excellent time management skills and a proven track record of setting and meeting results-oriented goals! We’re looking for a hands-on experienced engineering senior with a strong engineering mindset who can lead and transform the current environment, automate existing procedures and stay at the forefront of new technologies! This role handles Windows Server \ Active Directory engineering, including developing new solutions, automating controls, ensuring compliance, managing changes, and improving the platform’s sustainability, efficiency, security, and value. This individual will have responsibilities across multiple Windows Server distributions in our on-premises and public cloud environments. Our Impact: We assure Stability, Availability and Reliability for 1000's of servers to support a wide range of applications in a hybrid Cloud environment while striving to prevent service impacts in a multifaceted and constantly evolving ecosystem. We assure rapid recoverability from any impacts to business and services. We work together to strategize and transform IT with Automation and Process Engineering. Your Impact: Provide technical leadership for a team of Windows Server \ Active Directory Engineers to think and execute proactively to ensure the stability and security of the platform. Apply an engineering mindset to solve complex technical challenges and drive continuous improvement. Drive automation

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

Asana’s rapid growth brings new challenges in keeping our systems fast, reliable, and resilient. As our product evolves, we’re making a major investment in reliability – and building a brand new SRE team in Warsaw is a key part of that strategy. This is your chance to help shape it from day one. This isn’t a traditional “ops” role – we’re looking for strong software engineers who are passionate about building reliable, distributed systems. You’ll work closely with a small SRE team in San Francisco, infrastructure engineers in Reykjavik, and an established infrastructure team in Warsaw. Warsaw will be a significant hub for our future infrastructure engineering and operations. As one of the first engineers here, you’ll have a real say in how we build reliable infrastructure, manage incidents, and support the rest of the company. This role is based in our Warsaw office with an office-centric hybrid schedule. The standard in-office days are Monday, Tuesday, and Thursday. Most Asanas have the option to work from home on Wednesdays. Working from home on Fridays depends on the type of work you do, and your recruiter can share more about the in-office requirements. We offer a Contract of Employment (UoP) for our employees in Poland. What you’ll achieve Influence the future of Asana’s SRE practice, especially as we grow the Warsaw team. Lead reliability-focused projects across our stack – from infrastructure to tooling to incident response. Define and implement Asana’s incident management process – we’re investing here, and you’ll help shape how it works. Build internal platforms and frameworks that help other teams improve the reliability of their services. Be part of (and help shape) a sustainable on-call rotation – shared across teams in Warsaw, San Francisco, and Reykjavik. On average, we handle ~1 page per day, but it’s not constant, and we care about keeping things sane. Work with our stack: AWS, Kubernetes (EKS), Datadog, MySQL (RDS), ElasticSearch (OpenSearch), Redis

About Atari Atari is an interactive entertainment company and an iconic gaming industry brand recognized worldwide for its multi-platform games and licensed products. Atari owns and/or manages a portfolio of more than 400 games and franchises, including globally recognized brands such as Asteroids® , Centipede® , Missile Command® , Pong® , and RollerCoaster Tycoon® . The Atari family of brands includes Digital Eclipse, Nightdive Studios, Infogrames, AtariAge, MobyGames, as well as Hipster Whale, Coatsink, Early Morning Studios, and Stormteller Games—spanning game development, publishing, and community experiences worldwide. Atari operates internationally with offices in the US, UK, in France, Germany, Sweden, and India. Overview As a Senior Offensive Security Engineer, you will play a crucial role in evaluating and strengthening the security posture of the organization's IT infrastructure, applications, and networks. Your primary responsibilities will include identifying and addressing security vulnerabilities through detailed assessments and hands-on penetration testing. You will work closely with cross-functional teams to enhance security measures and safeguard systems against potential threats. What You’ll Do Conduct Vulnerability Assessments Perform detailed vulnerability assessments on internal and external systems, networks, and applications. Utilize automated tools and manual techniques to identify security weaknesses. Perform Penetration Testing Execute penetration tests on IT infrastructure, web applications, mobile platforms, and network components. Simulate cyber-attacks to evaluate the effectiveness of existing security measures. Security Operations & Hardening AI Security: Familiarity with AI-powered security tools and AI/ML security considerations for detection, analysis, and hardening. Security Baselining: Experience designing, implementing, and maintaining secure configuration baselines across cloud and on-premise environments. Configuration Revi

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. Ideal Candidate: Everpure's Senior Systems Engineers drive customer-facing technical engagements, delivering innovative solutions across Data, AI, Cloud, and Modern Infrastructure. THE ROLE Everpure's Senior Systems Engineer can drive customer-facing technical engagements and deliver innovative solutions across Data, AI, Cloud, and Modern Infrastructure . You will work closely with Account Executives, customers, and partners to understand business and technical requirements, develop solution architectures, and lead technical engagements from discovery through POC and deployment. WHAT YOU'LL DO Partner with Account Executives to develop strategic accounts and identify new opportunities. Lead customer technical discussions, workshops, consulting, presentations, and POCs. Design enterprise storage and data infrastructure solutions. Expand customer engagements into AI, Cloud, Virtualization, and Kubernetes environments. Develop technical proposals, architectures, RFP/RFI responses, and competitive positioning. Act as a trusted technical advisor to enterprise customers. Collaborate with internal and partner teams to deliver successful customer outcomes. WHAT YOU BRING 10+ years of IT Infrastructure experience. Strong experience in customer-facing Presales / Solution Consulting . Experience in Storage Presales or Engineering . Solid understanding of enterprise infrastructure and da

Shape the Future with Dun & Bradstreet At Dun & Bradstreet, we believe data has the power to create a better tomorrow. As a global leader in business decisioning data and analytics, we help companies worldwide grow, manage risk, and innovate. Since 1841, businesses have trusted us to turn uncertainty into opportunity. We’re a diverse, global team that values creativity, collaboration, and bold ideas. Are you ready to make an impact and help shape what’s next? Join us! Explore opportunities at dnb.com/careers. The Senior Network Engineer serves as a technical leader in the design, implementation, and optimization of our enterprise and cloud network infrastructure. This role partners closely with Technology leadership, engineers, and end users to deliver secure, scalable, and high-performing network solutions with a strong focus on AWS and Google Cloud Platform (GCP). Responsibilities: Define cloud network requirements, establish architecture, and create detailed designs and standards that meet business goals. Manage and support LAN/WAN implementations and configurations, including routing, switching, firewalls, wireless, voice, and video solutions. Provide leadership in managing network infrastructure and related support organizations, including MSPs, cloud providers, and communications vendors. Perform root-cause analysis and problem resolution; provide recommendations, build consensus, and execute solutions. Recommend appropriate courses of action to network infrastructure engineers, NOC, MSPs, and IT management on technical and operational issues Essential skills and/or Certifications: Bachelor’s Degree in Computer Science, Information Systems, or other related field Minimum 8 years of experience in network engineering Expert knowledge of enterprise-level cloud architecture with a focus on network design and implementation (AWS and GCP, with a focus on GCP). Networking certifi

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block. The Role Block is seeking a Senior Manager, IT Internal Audit to help develop and execute our Sarbanes-Oxley (SOX) program and to shape how Internal Audit approaches Artificial Intelligence (AI). Partnering with the Internal Audit SOX Lead, other Internal Audit Managers, and process owners, you will own IT audit projects and portions of the SOX program while helping the team build a formal methodology for auditing AI systems and applying AI to make the audit process more effective. You are a subject matter expert in IT SOX compliance, controls design, risk assessment, IT General Controls (ITGCs) and Automated Controls (ITACs), process flow mapping, controls testing, and the evaluation of deficiencies and remediation plans. Additionally, you also have strong project management skills, superior analytical ability, and the business acumen to interact credibly at all levels, including senior members of Accounting, Finance, and Engineering, ideally within a fintech or financial services environment. You Will Take ownership of assigned audit projects within the Technology Internal Audit team, developing and tracking timelines, partnering with internal and external resources, and reporting on conclusions and observations. Serve as a subject matter expert in SOX technology compliance across multiple systems, environments, and business units. Dri