Top Infrastructure Engineer Jobs in Chicago, IL

Maintain and improve trading platform infrastructure: manage Active Directory, servers, VMs, monitoring/observability (Zabbix, Prometheus, Grafana, Airflow), ensure reliability and security compliance, and collaborate with developers to solve infrastructure challenges.

Design, build, and maintain Arista-based network and firewall infrastructure for a low-latency trading platform. Ensure security, compliance, reliability, and scalability; expand monitoring (Zabbix/Prometheus/Grafana); collaborate with the team to deliver production-grade network solutions.

Design, build, and maintain trading/brokerage infrastructure ensuring platform reliability, scalability, security, observability, and automated deployments across environments. Collaborate with developers to deliver low-latency, high-throughput production systems.

Design, implement, and maintain scalable hybrid multi-cloud Kubernetes platforms at massive scale. Ensure high reliability, integrate open-source observability tools, provide technical direction, operate large Linux environments across cloud and data centers, handle on-call duties, and mentor junior engineers.

The Senior Infrastructure Engineer will design, build, and operate crucial cloud infrastructure and developer tools, focusing on observability, reliability, and performance in a high-velocity software environment.

As an Infrastructure Engineer, you will develop and maintain systems, triage issues, and manage Linux environments, working both independently and as part of a team.

The Lead Infrastructure Engineer will define and build infrastructure at Atticus, managing platforms, security, reliability, and empowering engineering teams.

Seeking a Senior/Staff Platform Engineer to enhance developer experience, manage infrastructure, and ensure security compliance in a healthcare tech startup.

Build, operate, and secure cloud-native and edge infrastructure including Kubernetes, artifact pipelines, application streaming, and air-gapped appliances. Partner with product, GRC, and mission owners to design, deploy, and harden systems, remediate vulnerabilities, support audits (IL5/IL6/JWICS), and ensure trusted artifact delivery across environments.

Design, build, and run secure production infrastructure across cloud-native and air-gapped deployments. Own end-to-end platform outcomes, harden the artifact pipeline for signed releases, embed with teams to advise on security and deployment best practices, and partner with GRC on STIGs, CVE remediation, and audit readiness for classified environments.

As an ML Ops Infrastructure Engineer, you will design CI/CD pipelines for ML, maintain deployment systems, and implement monitoring while collaborating with research teams to ensure model quality and performance.

The Senior Infrastructure Engineer will improve system reliability and efficiency, develop standards and tooling, and collaborate with engineering teams to optimize workflows and cloud infrastructure.

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 Senior IT Infrastructure Engineer will enhance automation and integration efforts while managing cloud services, CI/CD pipelines, and Kubernetes operations.

The Senior Infrastructure Engineer will lead technical execution for multi-site infrastructure, manage cloud migrations, oversee systems, networking, and ensure robust security protocols, while providing mentorship and technical expertise to global teams.

The Senior Software Engineer will lead and support a team in developing reliable and scalable backend systems, collaborating on product development, and improving infrastructure for secure communication between services.

As a Principal Security Engineer in Data Security, you will spearhead Upstart's data security program, architect software solutions, partner cross-functionally, and mentor teams while ensuring effective protection of sensitive data.

The Security Software Engineer will design and implement security controls for MongoDB Atlas, collaborating across engineering teams and ensuring adherence to high security standards.

The Senior Site Reliability Engineer will lead security design and implementation for cloud infrastructures, mentor teams, and automate security solutions.

As a Software Engineer, Test & Infrastructure II, you will design test automation frameworks, validate real-time systems, enhance CI/CD integration, and collaborate across disciplines to improve QA processes.

Support the reliability and performance of technology infrastructure. Assist with administration, monitoring, and maintenance of systems, troubleshoot issues, and ensure operational standards are met.

The Infrastructure Engineer will support and build the core infrastructure for Nexus's Layer 1 blockchain and DEX, focusing on reliability and performance while collaborating remotely with a cross-continental team. Responsibilities include maintaining distributed infrastructure, optimizing transaction pipelines, and applying best practices for observability and security.

The Senior Infrastructure Engineer will design, build, and maintain cloud infrastructure, automate processes, and optimize system performance at Flex.

As a Senior Infrastructure Engineer, you'll design and build scalable cloud infrastructure for Stytch's identity platform, ensuring security and performance, while collaborating with teams to drive technical decisions and mentorship.

Own reliability, monitoring, and incident response for AI infrastructure; build automation and CI/CD tooling; manage Kubernetes/Docker production workloads; partner with infrastructure, security, and compliance; improve observability and documentation; develop internal full‑stack tooling in Go or Python.