Top Senior Systems Engineer Jobs in Chicago, IL

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.

Design, build, and maintain reliable infrastructure for Yext's SaaS platform, collaborating with engineering teams to enhance performance, security, and operational efficiency.

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.

As a Senior Systems Engineer, you'll build trading infrastructure, tackle technical challenges, optimize system performance, and lead projects in a fast-paced environment.

As a Senior Systems Engineer, you'll design high-performance data management systems, optimize for scalability, solve distributed challenges, and collaborate with the team to maintain code quality. Requires strong backend development and systems programming expertise, particularly in Rust.

As a Senior Associate, the role involves designing data architecture, collaborating with stakeholders, and mentoring team members while ensuring data quality and implementing solutions using programming languages and cloud platforms.

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.

The Senior Systems Engineer will support sales of enterprise storage, assist with system configurations, and demonstrate technical expertise while defining product requirements and creating solution blueprints.

Seeking a Sr. Systems Engineer to lead a team, provide IT support, manage systems, and mentor junior staff in a collaborative environment.

Lead architecture, deployment, security, and governance of multi-cloud (M365, Google Workspace, GCP) environments, including GCC High. Drive migrations, automate workflows with PowerShell/Python/Apps Script/GAM/REST APIs, provide Tier 3 support, and produce documentation and SOPs while ensuring compliance with government security standards.

Lead the design and implementation of data architecture strategies within AI and ML, collaborating with stakeholders to enhance data solutions and ensure compliance with governance policies.

Lead integration, validation, and fielding of advanced weapon capabilities on X-Bat across the full lifecycle. Define system behaviors and architectures, coordinate cross-functional integration, support lab/ground/flight tests, perform troubleshooting and root-cause analysis to reduce integration risk and accelerate capability delivery.

Lead systems engineering for Hivemind-based autonomy products: define and manage requirements, develop system architectures and trade studies, coordinate hardware/software interfaces, support integration/verification/validation and testing, and identify and mitigate technical risks across the system lifecycle.

Lead Salesforce platform administration with emphasis on Experience Cloud portals. Configure declarative solutions, collaborate on Apex/LWC, translate requirements, resolve production issues, manage releases and sandboxes, maintain data quality and security, build reports/dashboards, support stakeholders, and drive CRM roadmap, training, and adoption.

The Sr. Systems Engineer, ProAV supports NETGEAR's ProAV solutions through customer onboarding, troubleshooting, training, and pre-sales engineering, requiring advanced knowledge in networking and AV-over-IP technologies.

Lead systems engineering and sustainment for JPSS Common Ground System. Oversee software teams developing Java/JavaScript/SQL/NoSQL microservices and web services, use Cloud Foundry/Kubernetes, define MVPs and user stories with stakeholders, plan and lead verification test events, and produce NASA/NOAA systems engineering documentation and cross-functional coordination.

Lead systems integration across electronics, firmware, fluidics, and mechanical subsystems for a gut-microbiome instrument. Define and trace requirements, plan and execute V&V, perform hands-on bench bring-up and debugging, manage system-level risks, and build automated test setups, documentation, protocols, and SOPs to support development and verification.

Build and maintain multi-cloud infrastructure standards, self-service tooling, and paved-road defaults across AWS and GCP. Partner with compute, security, and networking teams to embed guardrails, drive standardization, lead cross-team initiatives, and resolve systemic operational issues to ensure secure, scalable, and reliable platform infrastructure.

The Sr. Systems Engineer mentors junior engineers, provides IT support, manages service tickets, maintains documentation, and adheres to change control procedures in a collaborative environment.

The Senior Systems Engineer will ensure system availability, security, and performance for a large-scale global infrastructure at Automattic, addressing system health and facilitating developer efficiency.

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.

As a Senior Systems Engineer II, you will lead stakeholder discussions, manage system requirements, support software services for cardiac health, and conduct compliance assessments while collaborating with cross-functional teams.

Key responsibilities include troubleshooting complex technical issues, mentoring junior team members, streamlining processes, and ensuring quality assurance in IT support.

Define and flow down engineering requirements from high-level designs, document and manage requirement changes, maintain system architecture and interfaces, identify tools/process improvements, and coach teams on systems engineering practices for complex hardware/firmware/software products.

Lead systems engineering for mission modeling, simulation, and virtual environment integration for EOIR/RF systems. Develop simulation code, design models, run operational analysis, automate tests, document assumptions, and lead integrated product teams in lab and field integration activities. Requires active Top-Secret clearance and US citizenship.