Top Systems Engineer Jobs in Chicago, IL

The IT Systems Engineer will manage IT operations, ensure security compliance, and oversee cloud infrastructure including AWS and DigitalOcean. Responsibilities include device management, help desk support, and implementing security policies.

Lead architecture and engineering for global endpoint fleet across Windows and macOS. Design UEM infrastructure, automate provisioning (Autopilot, ABM), build scripts and API integrations, enforce security baselines (BitLocker, FileVault, EDR), integrate with identity providers, act as Tier 3/4 escalation, and mentor junior staff while driving roadmap and documentation.

Lead development and integration of Salesforce-centered GTM systems: build Apex/LWC solutions, design event-driven integrations, optimize data flows to Snowflake, manage CI/CD with Gearset/Git, write SQL for reporting and data quality, troubleshoot production, and mentor developers while advancing AI-enabled, composable CRM automation.

Manage Linux infrastructure and optimize system performance. Build automation pipelines, monitor system health, and collaborate with networking teams.

Lead the design and execution of radar sensing platforms and wireless communication sub-systems, overseeing development, optimizing designs, and ensuring quality and compliance. Collaborate across teams and mentor members while troubleshooting complex issues in RF/mmWave design.

Defines project scope and specifications, develops test programs, examines samples for UL compliance, coordinates lab activities and technicians, communicates results to clients, and supports development of test methods and UL requirements. May serve as project handler and travel to client sites for testing.

The role involves designing and building AI-native systems for revenue teams at Upside, including developing applications, partnering with teams, managing the entire stack, and improving system reliability and performance.

Maintain and improve Linux-based production systems, automate deployments with Salt and Ansible, manage containerized stacks (Docker/Kubernetes), monitor and harden systems, troubleshoot incidents, partner with engineering for maintenance, and support infrastructure components like VMWare, SAN, backups, Kafka, MongoDB, and RabbitMQ.

The Linux Systems Engineer II maintains hosting infrastructure and operating systems, provides support, resolves technical issues, implements updates, and mentors team members.

Design, develop, and validate complex models and simulations and custom algorithms for EOIR/RF targeting and tracking systems. Collaborate with engineers and physicists to implement algorithms into systems, create technical presentations and documentation, and support requirements and embedded software implementation. Work on-site supporting classified programs.

Perform integration and test of complex electronic systems from hardware/software/firmware through aircraft installation. Develop test plans, procedures, automation and reports; execute system integration, design verification, and qualification tests in labs or field locations. Troubleshoot issues, collaborate across disciplines, and support government security clearance requirements. On-site in Rolling Meadows, IL with ~10% travel.

Design, develop, and validate complex models and simulations and custom algorithms for EOIR/RF systems. Apply systems-engineering to physics phenomenology, implement algorithms into products, collaborate with engineers and physicists, produce technical documentation, and present technical results. Proficiency in MATLAB, Python, and C/C++ is required.

Design, develop, and validate custom algorithms, models, and simulations for EOIR/RF systems. Apply systems engineering to physics phenomenology, implement algorithms into systems, collaborate with engineers and scientists, and present technical results. Requires proficiency in MATLAB, Python, and/or C/C++, strong technical writing, and ability to obtain required U.S. security clearance.

Install, configure, and maintain large HPC clusters including OS deployment, job schedulers, parallel file systems, storage subsystems, automation and monitoring (Puppet/Ansible, scripting), backups, security, performance tuning, vendor coordination, and user support for scientific computing workloads.

Lead architecture, development, and validation of end-to-end aircraft fuel systems. Drive cross-functional integration, system-level modeling (CFD), verification, supplier qualification, ground and flight test support, anomaly root-cause analysis, and mentor engineering teams while contributing to long-term fuel-system technology roadmaps.

The Controls Systems Engineer designs and maintains control systems for plant production, ensuring quality and safety through effective automation and continuous improvement initiatives.

Design, build, and maintain payment services and APIs using C#/.NET. Integrate with processors, gateways, wallets, and POS; implement authorization/capture/refunds and routing. Ensure reliability, observability, and secure coding; troubleshoot production incidents and collaborate with Product and Architecture to deliver scalable payment solutions.

The Electrical Design Engineer will design electrical systems for labs, oversee installations, ensure compliance with regulations, and promote energy efficiency and sustainability.

The CommVault Systems Engineer will design, configure, implement, troubleshoot, and support data backup and recovery solutions in a federal environment. Responsibilities include maintaining optimal solutions, ensuring security compliance, and collaborating with operational teams.

Lead and execute overall systems engineering for EOIR/RFEW defense programs. Ensure engineering process integrity, direct technical teams, decompose requirements, manage integration and verification, create system models and traceability, present technical status to leadership, and maintain required security clearance and on‑site presence.

The Senior Power Systems Engineer will lead a team focusing on power systems modeling and analytics, mentor engineers, manage projects, and create various transmission and distribution system models and analyses.

Lead the engineering architecture for an AI-driven product, focusing on system design, collaborating with AI agents, and ensuring quality and scalability in large-scale SaaS environments.

The Senior Quality Systems Engineer will manage quality audit processes, enhance quality management systems, and support training and compliance initiatives to ensure regulatory standards are met.

The Content Systems Engineer designs and supports cloud-native media systems, ensuring alignment with business goals and optimizing workflows. Responsibilities include system architecture, troubleshooting, collaboration, and managing third-party resources.

As a C++ Software Engineer, you will optimize performance for latency-critical systems, collaborate with traders and quants, and ensure code correctness in a fast-paced environment.