Top Senior Platform Engineer Jobs in Chicago, IL

The Senior Platform Engineer will develop and support Workday solutions, collaborate with various teams, and enhance human resource technologies for Capital One.

Own and harden core platform infrastructure on GCP, build and maintain CI/CD and IaC, unify logging and observability, enforce network and environment isolation, improve developer productivity and tooling, and help define platform engineering direction and culture.

The Site Reliability Engineer will automate tasks, enhance platform infrastructure, improve observability, and lead incident response efforts for optimal performance.

As a Senior z/OS Platform Engineer, you will enhance mainframe software systems, support infrastructure tasks, and mentor team members.

The Senior Fullstack Engineer will build and manage enterprise authentication systems, improve user session management, ensure security compliance, and support internal API usage across services, while enhancing performance and reliability.

As a Senior Infrastructure Engineer, you'll build scalable systems for a next-generation search platform, ensuring data integrity and user experience while collaborating with cross-functional teams.

Lead design and delivery of backend-focused full-stack features for the Business Platform. Build APIs, data models, and reliable parsers, ensure secure resilient systems, mentor engineers, drive estimates and quality, collaborate with Growth on data-driven features, and integrate AI tooling into development workflows.

Designs, builds, and operates ELT data pipelines and analytical datasets for Platform Analytics. Curates and models source data into conformed datasets, ensures performance, reliability, and cost efficiency, contributes to target-state architecture, mentors junior engineers, and uses AI coding tools to accelerate development and delivery.

The Senior Software Development Engineer will design and build backend services for the GenAI Platform, integrating AI-driven capabilities and ensuring secure, scalable solutions while collaborating with other teams.

As a Senior Software Engineer, you will develop systems, enhance AI tooling, mentor team members, and oversee project management in a collaborative environment.

Lead ownership and evolution of Dropbox's Windows endpoint platform (CorpFleet). Improve endpoint management, Intune workflows, security/compliance, automation, operational reliability, and cross-functional rollout. Mentor engineers and drive multi-phase platform initiatives, documentation, and runbooks to scale secure, reliable endpoint experiences.

The Senior Platform Engineer will enhance infrastructure reliability and observability, focusing on AWS, Datadog, and HashiCorp Nomad for optimized performance and cost efficiency while collaborating with engineering teams.

The Senior Data Engineer will design and implement scalable data models in BigQuery using dbt for analytics and reporting, ensuring data governance and optimal performance.

As a Senior Software Engineer on the Data Platform team, you'll enhance the data infrastructure, develop ETL pipelines, maintain data quality, collaborate across teams, and mentor junior engineers.

Design, build, and operate Jellyfish's Databricks Lakehouse and data/AI platform. Build ingestion, transformation, and delivery pipelines; govern data with Unity Catalog; enable BI, agentic analytics, metadata, lineage, and observability. Provide technical leadership, set architecture and standards, mentor peers, and collaborate with cross-functional stakeholders to make Databricks the foundation for analytics and AI.

Provide production support, monitoring, CI/CD design and security automation for open-source translational data science platforms. Triage incidents, develop monitoring analytics, implement hybrid-cloud CI/CD, mentor staff, and collaborate with stakeholders to design, maintain, and optimize infrastructure (on-prem and cloud) including GPU-enabled compute and containerized deployments.

Lead and scale Sully.ai's multi-cloud platform by owning provisioning, reliability, and automated deployments. Implement GitOps and IaC, standardize developer tooling and CI/CD, optimize scalability and costs for AI workloads, and deliver measurable platform and engineering efficiency improvements.

Build and evolve GoodShip's internal platform to improve developer experience, CI/CD, IaC, observability, data reliability, and automation. Partner with engineering teams to define SLIs/SLOs, implement monitoring and alerting, eliminate bottlenecks, and scale platform operations to enable fast, reliable software delivery.

The Senior Machine Learning Engineer will develop ML APIs, build data pipelines, and collaborate across teams to enhance ML models and applications.

Design and evolve distributed storage systems, create APIs for live migrations, and build storage primitives for various applications.

As a Senior Platform Engineer at Propel, you will improve cloud native platforms, manage Kubernetes and AWS applications, and enhance developer experience.

The Senior Platform Engineer designs and operates Kubernetes infrastructure, automates tasks, enforces platform standards, and collaborates across teams to improve engineering velocity and scalability.

Design, run, and improve CI/CD systems and developer workflows for a Kubernetes-based polyglot monorepo. Build fast, reliable pipelines, local-to-prod developer paths, observability for builds, and partner with product teams to raise release quality and delivery velocity.

Lead design and implementation of the PSA Liquidity Platform connecting buyers and sellers. Build buyer tooling, matching/ranking engines, and seller experiences. Architect and operate microservices and Kafka-driven systems on Kubernetes/AWS, instrument observability, apply AI tooling across the SDLC, and drive cross-functional delivery from 0-to-1 while owning end-to-end outcomes.

Design, build, and maintain a scalable cloud platform (AWS/Azure) using IaC, CI/CD, containers, monitoring, and security practices. Drive DevOps/SRE practices, automate infrastructure, resolve incidents, ensure compliance (SOC2/HIPAA/NIST), lead projects, participate in on-call rotation, and leverage generative AI to improve productivity.