Top Tech Jobs & Startup Jobs in Chicago, IL

Provides 24/7 customer support and systems programming for IBM IMS environments on z/OS. Responsibilities include IMS installation, configuration, troubleshooting, database administration, performance optimization, migrations, disaster recovery, change control, and OEM software support. The role requires expertise with parallel sysplex, IMS database structures, JCL, SMP/E, database utilities, logging, tracing, and related mainframe technologies. The programmer also assists project managers with customer transitions and advises clients on IMS upgrades and best practices.

Provide transactional legal support for global sales and outsourcing deals: draft, review, negotiate complex commercial agreements, assess and mitigate legal and business risk, coordinate internal stakeholders, project-manage deals to close, advise on contract disputes, train teams, and improve contracting processes to enable revenue generation.

Leads and scales an enterprise account management team overseeing partner relationships and managed services delivery. Sets strategic vision, operational standards, KPIs, budgets, and profitability targets; drives retention, renewals, account expansion, and partner satisfaction. Oversees portfolio health, escalations, executive reviews, governance, and corrective actions while recruiting, coaching, and developing distributed teams. Partners cross-functionally on service delivery, forecasting, contract renewals, resource optimization, and strategic growth initiatives.

Leads Ensono’s North America base sales organization, owning regional growth strategy, executive client relationships, renewals, expansions, forecasting, pipeline management, complex negotiations, and revenue retention. Develops sales leaders and scalable operating models while partnering with delivery, operations, and solutions teams to improve client outcomes and lifetime value across managed services and hybrid IT accounts.

Supports mainframe ISV software installation, upgrades, configuration, testing, customization, maintenance, monitoring, and incident resolution. Provides on-call support, researches new software, handles changes and problems, collaborates with vendors and technical teams, and assists with z/OS systems programming. Responsibilities also include DB2 and IMS database maintenance, backups, space management, performance troubleshooting, data refreshes, job monitoring, and resolving high-priority database issues.

Serves as the strategic architect and technical lead for enterprise observability, APM, telemetry, and SRE ecosystems. Designs unified monitoring across hybrid cloud, Kubernetes, and legacy environments; establishes SLOs, SLIs, error budgets, and incident-response practices; leads automation using Ansible, Terraform, Python, and GitOps; and develops secure, scalable telemetry pipelines. The role also leads FOAK implementations, monitoring migrations, vendor transitions, knowledge-transfer programs, major incident escalations, operational handoffs, and engineering-team mentoring.

Designs and operates enterprise observability, monitoring, telemetry, and automation solutions across infrastructure, applications, IoT platforms, and cloud environments. Responsibilities include managing Grafana and Instana ecosystems, dashboards, alerts, telemetry pipelines, incidents, RCA, databases, and platform health. Automates provisioning, monitoring deployment, remediation, and operational workflows using Python, PowerShell, Bash, Ansible, and Puppet. Supports 24x7 operations, major incidents, ITIL processes, service onboarding, documentation, and cross-functional reliability initiatives.

Develop, maintain, support, troubleshoot, and optimize enterprise mainframe applications using COBOL, CICS, JCL, DB2, and VSAM. Handle incidents, service requests, and change requests across waterfall and agile projects. Provide technical documentation, evaluate implementation options, resolve complex application and integration issues, and guide junior team members.

Architects, develops, and maintains high-performance C++ applications with advanced memory management and multithreaded architectures. Owns critical system components, build systems, CI/CD pipelines, containerization, debugging, profiling, and performance tuning. Leads code reviews, technical planning, and system design while mentoring engineers. Works in Linux environments with Python, shell scripting, SQL, and Git, and collaborates across teams to improve reliability, scalability, and technical growth.

Designs, develops, maintains, troubleshoots, and enhances enterprise mainframe applications using COBOL, CICS, JCL, DB2, and VSAM. The role includes performance tuning, database optimization, incident and change request management, technical documentation, requirements analysis, and implementation planning. Acts as a technical lead, supports critical applications, works across Agile and waterfall methodologies, and guides junior team members.