Top Infrastructure Engineer Jobs in Chicago, IL

Run and improve Buffer's production platform: keep EKS, ArgoCD, and AWS reliable; implement progressive delivery (Argo Rollouts); build developer-facing tools and per-PR environments; reduce toil with AI automation; manage observability and cloud cost; drive lifecycle upgrades and security; partner with engineering teams and participate in on-call rotations.

The role involves benchmarking infrastructure performance, designing tests, debugging customer trials, and maintaining benchmarking infrastructure while ensuring clear documentation and communication.

As an Infrastructure Engineer at Railway, you will develop system-level software, focusing on distributed systems and efficiency, building scalable services using Golang or Rust, while ensuring high performance and resilience.

The Senior Infrastructure Engineer will own the cloud stack, enhance observability, architect browser cloud infrastructure, debug operational issues, and mentor other engineers, while managing multiple production workloads at scale.

Design and manage Kubernetes control plane architecture while ensuring platform reliability across regions. Troubleshoot incidents, scale deployments, and collaborate with teams for optimal infrastructure performance.

The Infrastructure Engineer will build and maintain cloud infrastructure, develop CI/CD pipelines, ensure security compliance, and optimize system performance for healthcare applications.

The Sr. Infrastructure Engineer will architect and maintain scalable infrastructure, lead incident management, improve operational processes, and mentor junior engineers.

Deploy, operate, and support the Istari platform across customer environments, including cloud, on-premises, Kubernetes, and air-gapped deployments. Configure infrastructure as code, networking, identity federation, IAM, secure data sharing, and production services. Troubleshoot complex infrastructure issues, build reference architectures, and communicate with technical and non-technical customer stakeholders. The role requires strong DevOps and Kubernetes expertise, automation skills, customer-facing consulting experience, and familiarity with regulated environments.

The Infrastructure Engineer will scale and automate infrastructure, improve observability and reliability, and support engineering teams through data-driven decisions.

Designs, deploys, and operates infrastructure across AWS, Azure, and Microsoft 365/Entra ID. Builds Terraform modules, Go and Python services, CI/CD pipelines, integrations, and automations. Maintains cloud environments, monitors service health, responds to incidents, troubleshoots networks, manages configuration promotion, and supports AI services. The role also provides mentorship, documentation, process improvement, internal customer support, and infrastructure change management.

Designs, deploys, maintains, and troubleshoots resilient infrastructure supporting Oracle Utilities software for clients. Responsibilities include Linux server configuration, networking, firewalls, VPNs, hardware and software tuning, connectivity troubleshooting, root-cause analysis, process improvement, metrics, client communication, technical support, and on-call incident response. Preferred work includes WebLogic administration, virtualization, backup systems, Oracle Database administration, Active Directory, DNS, and Microsoft Office support. The role is remote within the United States with occasional travel for go-lives, incidents, and data center work.

Designs, builds, and operates infrastructure-as-code capabilities using Terraform and Ansible across cloud and on-premises environments. Develops reusable modules, policy-as-code guardrails, testing frameworks, secure credential patterns, configuration automation, and developer self-service tooling. Partners with security, compliance, platform, network, and CI/CD teams to implement controlled infrastructure changes, automate evidence collection, manage drift, and improve reliability. The role also mentors engineers, documents architecture, and leads complex technical initiatives.

Lead technical strategy and delivery for mobile app infrastructure, owning shared components (design system, networking, CI/CD, observability, releases, tooling). Collaborate cross-functionally, set code/design standards, ensure operational readiness and on-call processes, mentor engineers, and drive large, business-impacting projects and migrations across the JS↔native boundary.

The engineer will build and operate AI/ML infrastructure, managing services on AWS and bare metal, using tools like Kubernetes and Terraform.

The role involves managing data collection and infrastructure for AI model training at Speechify, focusing on scalable data processing and collaboration with the AI team.

Operate, maintain, and improve secure, highly available server, network, and middleware infrastructure. Install, configure, monitor, troubleshoot, automate, and document systems; support on-call rotation and disaster recovery; manage job schedulers and vendor relationships; plan capacity and upgrades; mentor junior staff and support multi-cloud workloads.

Own Alkira’s global platform infrastructure, including Kubernetes clusters, CI/CD systems, shared databases and storage, service lifecycle, disaster recovery, Terraform modules, observability, and production tooling in Go or Python. Drive architectural decisions, cost reduction, reliability, security, and multi-team platform adoption while mentoring engineers and participating in on-call support.

Own the architecture, product direction, and hands-on development of Phoenix’s payments infrastructure across processors, gateways, vaults, tokenization, wallets, routing, authorization, disputes, fraud, reconciliation, and reliability. Lead merchant and processor integrations, improve approval rates, manage payment-method portability, maintain PCI-compliant systems, and own incident response. The role combines principal engineering with payments product ownership, requiring direct customer engagement, roadmap decisions, technical design, coding, and accountability for business outcomes.

Build and operate CrewAI’s cloud and enterprise infrastructure across AWS, Azure, and GCP. Develop CI/CD pipelines, deployment automation, observability, security controls, self-hosted installation tooling, and reliability processes. Support containers, Kubernetes, databases, queues, networking, secrets, and production workloads. Participate in incident response and on-call operations while partnering with runtime and product engineering teams to improve deployment safety, scalability, and customer production environments.

Design, build, and operate a distributed storage and data movement platform supporting petabyte-scale model training and evaluation. Run stateful systems across Kubernetes clusters, define throughput, latency, and durability requirements with research and infrastructure teams, and solve networking, I/O, consistency, and cross-region data transfer challenges. The role involves supporting cloud object storage, POSIX filesystems, model checkpoints, and large-scale GPU workloads.

Designs, secures, and operates scalable Azure infrastructure hosting global SaaS products. Responsibilities include cloud-native architecture, Kubernetes platform operations, reliability and observability, SLO ownership, capacity planning, cost optimization, compliance with FedRAMP and other standards, infrastructure-as-code, CI/CD, progressive delivery, automation, and self-service tooling. The role also leads design reviews, resolves complex platform incidents, and collaborates with technical and non-technical stakeholders.

Lead technical strategy and implementation for Redfin's production databases and storage. Architect, scale, and support cloud database/storage solutions (self-managed and AWS managed), drive reliability, observability, backup/recovery, DR planning, incident response and root cause analysis, mentor engineers, and participate in on-call rotation.

As a Software Engineer, Test & Infrastructure II, you will develop automated test frameworks and validate real-time call flows while collaborating with peers in a hybrid environment.

The Staff Cloud Infrastructure Engineer is responsible for designing, automating, and managing cloud infrastructure using AWS and tools like Terraform. This role involves collaborating with engineering teams, ensuring security, and mentoring others, all while building reliable and scalable systems.

Seeking a senior or staff level infrastructure engineer to build and maintain scalable infrastructure for AI software development, including app hosting and SDK integration.