Top Tech Jobs & Startup Jobs in Chicago, IL

Provides L2/L3 support for enterprise AWS and hybrid infrastructure environments. Leads incident response, troubleshooting, root cause analysis, releases, production changes, monitoring, automation, and observability improvements. Collaborates with technical teams, business stakeholders, vendors, and management while serving as a subject matter expert and driving operational excellence, reliability, and continuous improvement.

Coordinate telecom and fiber-optics vendors, including obtaining quotes, negotiating terms, managing deliveries, leading status meetings, validating testing and turnover documentation, coordinating patching and end-to-end testing, and updating installation, acceptance, and circuit records for billing.

Provides L2 support for data center infrastructure, including servers, storage, networking, firewalls, load balancers, and virtualization systems. Responsibilities include infrastructure maintenance, proactive monitoring, troubleshooting, and optimization to maintain high availability, security, and operational efficiency across on-premises and cloud environments.

Leads the architecture and development of Java-based enterprise applications, microservices, REST APIs, and cloud solutions on AWS. Develops applied generative AI solutions using LLMs, RAG, fine-tuning, prompt engineering, and managed platforms such as AWS Bedrock. Guides application design, deployment, security, monitoring, performance, and technical implementation while collaborating with project teams. The role is fully onsite in McLean, Virginia and requires extensive experience with modern Java, cloud-native technologies, containers, UI frameworks, and AI development.

Senior Business Analyst responsible for translating accounting and financial-services processes into business and technical requirements. The role supports application modernization, legacy migration, cloud adoption, process modeling, stakeholder workshops, solution design, UAT, defect triage, and Agile or Waterfall SDLC delivery. Strong accounting knowledge, SQL and data analysis skills, IT ecosystem understanding, and experience with modernization initiatives are required.

Designs, develops, and supports supply chain reporting, analytics, and AI-assisted workflow solutions. Responsibilities include building Power BI dashboards, Snowflake data and semantic models, DAX measures, Power Query transformations, KPI visualizations, workflow solutions, data validation, technical documentation, deployment support, and stakeholder engagement across procurement, inventory, warehousing, logistics, and supplier processes.

Leads performance testing across projects, designing and executing scripts with JMeter and LoadRunner. Analyzes results, creates reports and dashboards, configures testing tools, and provides performance insights to stakeholders. The role requires expertise in load, stress, and capacity testing, web and database protocols, performance monitoring tools, and strong leadership and communication skills.

Technical Architect role listed as a replacement position. The description provides no details about responsibilities, required technologies, qualifications, compensation, travel, or clearance requirements.

Designs, develops, deploys, and supports enterprise API solutions using Apigee and Kubernetes. Responsibilities include managing API proxies and lifecycles, implementing API security, deploying microservices and containerized workloads, maintaining Kubernetes resources, automating CI/CD pipelines, monitoring performance, troubleshooting production issues, and implementing observability. The role collaborates with developers, architects, and stakeholders to deliver scalable, secure, and reliable cloud-native platforms.

Implement, support, and troubleshoot ServiceNow Discovery across enterprise environments. Manage MID Servers, Discovery Patterns, Sensors, IRE, CMDB Health, credentials, performance, and cloud resource discovery across AWS, Azure, and GCP. Develop Python automation and use AI-assisted development tools. Support ServiceNow solutions hosted primarily on AWS, participate in live technical interviews, maintain a ServiceNow PDI, and complete background, employment, and certification verification.