Top Infrastructure Engineer Jobs in Denver & Boulder, CO

Designs, installs, terminates, tests, troubleshoots, repairs, and maintains secure and non-secure telecommunications cabling, including LAN, voice, video, data, radio frequency, and data center infrastructure. Develops wiring diagrams, maintains labeling and organization standards, cross-connects circuits, operates aerial platforms, and may supervise personnel. The role is onsite at Fort Carson and may require non-standard schedules and physically demanding work in military-secured environments.

Build and maintain CrowdStrike’s golden-image platform and automated pipelines across Linux, macOS, and Windows. Develop Python automation for image builds, validation, drift detection, and testing; manage infrastructure as code with Ansible, Packer, and Terraform; integrate Jenkins, GitLab CI, and Artifactory; and support image lifecycle operations. The role includes troubleshooting production issues, security hardening, compliance collaboration, documentation, cross-team partnership, and participation in on-call rotations.

Designs, deploys, maintains, and troubleshoots enterprise F5 and Citrix NetScaler load-balancing and DNS infrastructure. Leads platform upgrades, capacity planning, performance optimization, configuration management, automation, technical standards, and infrastructure solution design. Partners with application, security, infrastructure, and vendor teams in a regulated financial environment while providing technical leadership and knowledge sharing.

Supports cloud infrastructure operations, deployments, monitoring, incident resolution, disaster recovery, backups, IAM governance, and Level 2 production support. Develops automation, monitoring, reporting, documentation, and cloud standards while troubleshooting production issues and participating in on-call rotations. Collaborates with platform teams, researches cloud-native technologies, improves reliability and cost efficiency, and supports secure distributed systems.

Designs, implements, and manages private, public, and hybrid cloud infrastructure for the Missile Defense Agency. Responsibilities include cloud migration, provider selection, capacity planning, scaling, security, compliance, automation, disaster recovery, fault tolerance, monitoring, testing, and roadmap development. The engineer collaborates with stakeholders and platform operations teams to operationalize technology solutions and troubleshoot infrastructure issues.

Supports the planning, design, deployment, administration, and maintenance of secure IT infrastructure across multiple locations. Manages Microsoft 365, Windows Server, Active Directory, Entra ID, hybrid identity, Intune, virtualization, networking, storage, backups, and automation. Develops infrastructure architectures, conducts testing and technology evaluations, supports identity security controls, and maintains technical documentation. Collaborates with technical and non-technical stakeholders while managing multiple infrastructure priorities.

Oversee global data center network infrastructure operations, including deploying, repairing, installing, and decommissioning servers, storage systems, routers, switches, cabling, firmware, and software. Monitor and troubleshoot hardware, coordinate deployments and rack designs, manage inventory and shipping, support data center migrations and upgrades, and collaborate with Network Operations Centers and on-site technicians.

Designs, implements, maintains, and troubleshoots VMware-based hyperconverged infrastructure, including Dell EMC VxRail and VMware vSAN, in a large enterprise data center. Supports data lifecycle management, backup and recovery, capacity planning, performance optimization, compliance, reporting, upgrades, incident response, and root cause analysis. Documents configurations and procedures while collaborating with cross-functional IT teams. The role is onsite and supports a federal government customer, requiring a Secret clearance or the ability to obtain one.

Own production platform infrastructure, including cloud systems, networking, infrastructure as code, CI/CD, developer environments, observability, reliability, and incident response. Build secure agentic engineering environments with scoped access, isolated execution, verification, rollback, and audit controls. Improve vulnerability management, secrets handling, supply-chain security, detection, and automated response. Use AI agents to investigate incidents, discover vulnerabilities, ship verified fixes, and defend against agentic attacks.

Performs technical planning, systems integration, verification, validation, requirements analysis, and systems supportability assessments. Designs and analyzes IT systems, translates customer requirements into hardware and software specifications, and evaluates technical, cost, schedule, and risk constraints. Provides system administration across Windows and Linux environments, drives cybersecurity compliance under RMF and NIST 800-53, and may support ISSO or ISSE functions, networking, projects, and containerized systems.

Designs, deploys, and maintains hybrid cloud and on-premises virtual infrastructure across classified and unclassified networks. Administers Windows and Linux systems, Active Directory, Group Policy, enterprise management platforms, and cloud environments. Monitors performance, troubleshoots incidents, documents architectures and recovery procedures, and applies DoD security hardening and vulnerability remediation. Collaborates with architects, developers, and cybersecurity teams to ensure reliable, secure, and highly available mission infrastructure.

Maintains secure, reliable, and highly available servers, networks, operating systems, middleware, and multi-cloud infrastructure. Responsibilities include installation, upgrades, monitoring, troubleshooting, automation, security patching, disaster recovery, job scheduling, vendor coordination, documentation, and 24x7 on-call support. The role also supports development, test, and production environments, leads infrastructure projects, mentors technical staff, and recommends improvements to infrastructure performance, security, and lifecycle management.

Implements and supports enterprise AI infrastructure platforms across client environments. Configures Kubernetes, workload schedulers, GPU resource governance, containers, observability, security, and related platform services. Performs discovery, deployment, integration, upgrades, troubleshooting, validation, documentation, and knowledge transfer. Collaborates with cross-functional technical teams, contributes to implementation plans and Statements of Work, manages project deliverables, and provides client-facing consulting support. Travel and occasional extended or weekend work may be required.

Own Harvey’s shared cloud-first IT infrastructure, infrastructure-as-code frameworks, automation, provisioning, monitoring, backups, resilience, certificates, DNS, and office technology standards. Build CI pipelines and configuration management for platforms such as Okta, Jamf, Intune, and Google Workspace. Improve change control, documentation, alerting, recovery runbooks, and identity lifecycle workflows while partnering with Security, Networking, and platform owners.

Own and improve multi-cloud production infrastructure across GCP, AWS, and Azure. Build developer platforms, CI/CD pipelines, deployment automation, Terraform modules, and production Kubernetes environments. Lead incident response, root-cause remediation, observability, networking, security, cost optimization, and reliability initiatives. The role requires hands-on automation and programming, collaboration with security and application teams, mentoring, global on-call participation, and regular overlap with U.S. Pacific Time.

Operates and improves secure, highly available servers, networks, middleware, and multi-cloud infrastructure. Responsibilities include installation, configuration, upgrades, monitoring, troubleshooting, security, automation, vendor coordination, disaster recovery planning, technical documentation, and 24x7 on-call support. The role also leads moderately complex infrastructure projects, mentors junior staff, supports development and production environments, and recommends technology and lifecycle improvements.

Designs, implements, validates, benchmarks, troubleshoots, and supports accelerated compute and high-performance storage infrastructure for enterprise AI workloads. Conducts discovery, migrations, installations, configuration, testing, documentation, and client knowledge transfer. Collaborates with project managers, architects, sales teams, partners, and stakeholders to manage scope, timelines, risks, and deliverables. The role requires client-facing consulting, technical documentation, infrastructure troubleshooting, occasional overtime, and travel to client sites or company locations.

Lead the design, implementation, and evolution of secure, scalable multi-cloud infrastructure across AWS and Azure. Own infrastructure as code, CI/CD, containerization, observability, automation, reliability, incident response, and security practices. Partner with engineering leadership to shape architecture, operational standards, and technical strategy while improving developer workflows and system resilience.

Designs, deploys, manages, and modernizes enterprise cloud infrastructure across AWS or Azure, including cloud-native and hybrid environments supporting mission and data workloads. Leads cloud architecture efforts across classified DoD and intelligence community environments, manages networking, IAM, security, automation, and configuration management, and collaborates with architects, engineers, stakeholders, and clients. The role also supports Kubernetes, containers, CI/CD, infrastructure as code, compliance, and classified cloud accreditation.

Lead design, deployment, and operation of Caldera's blockchain infrastructure. Build and expand DevOps pipelines, manage Kubernetes/AWS deployments, implement IaC (Terraform/Helm), enhance observability, optimize performance, and maintain infrastructure security for production rollup chains.

Lead the architecture, development, and operation of cloud infrastructure for an AI-native legal platform. Own CI/CD, developer tooling, Kubernetes and containerized workloads, AI infrastructure, observability, security, compliance, reliability, scalability, and cost optimization. Partner with engineering and product teams, establish infrastructure standards, and hire and mentor future infrastructure engineers while ensuring sensitive legal data is handled securely.

Own and improve Hex’s cloud infrastructure, CI/CD, observability, databases, security, cost management, and single-tenant deployment systems. The role involves selecting and delivering infrastructure projects, operating Kubernetes and AWS environments, scaling PostgreSQL, implementing infrastructure as code, and building customer-facing platform capabilities. Engineers are expected to handle on-call responsibilities, write application code when needed, and independently turn ambiguous infrastructure problems into shippable solutions.

Develop and operate CrowdStrike’s internal cloud management platform and mission-critical CI/CD pipelines. Build APIs and UIs using Go and TypeScript, improve developer productivity, integrate tooling, maintain cloud-native infrastructure, and support secure, highly available software delivery systems. Collaborate with development, infrastructure, security, and SRE teams, ensure SOC2-aware processes, and participate in on-call operations.

Own and develop HPC/GPU infrastructure for R&D and customer deployments. Design cross-platform CI/CD pipelines, manage on-premise and cloud Kubernetes clusters with GPU passthrough and MIG, configure self-hosted GitHub Actions runners, and maintain DockerHub registries. Assemble and tune physical GPU servers, manage PCIe topology and hardware constraints, and maintain compatibility across NVIDIA drivers, CUDA, and ROCm versions. Provide customer-facing technical assistance for GPU container deployments.

Own and improve Fluxx’s cloud infrastructure, CI/CD pipelines, Kubernetes platform, GitOps deployments, monitoring, logging, security, and operational resilience. Automate infrastructure with Terraform, manage AWS services and upgrades, build self-service tools, reduce bottlenecks, support SOC 2 remediation, optimize cloud costs, and participate in production on-call operations.