os jobs in Chicago

Mac OS Desktop Engineer / any fake resume will result in removal from contact listUSC or GC onlyonsite at this location: suburb of Chicago3333 Finley Rd Ste 700 Downers Grove IL 605157 to 9 monthssend full write up and reason a fit.need birthdayPlease select worker's location:gt siteConfirm Project/Engagement DeliverablesWe are seeking a contract macOS...

Who We Are McMaster-Carr is a leading e-commerce company that industrial customers have trusted for over 120 years. Our products help them get manufacturing lines back up quickly, keep operations running smoothly, and prototype the next generation of innovative solutions. We earn and keep that trust by offering the right products, making them easy to find,...

McMaster-Carr is seeking a Senior z/OS Platform Engineer to lead mainframe modernization efforts and support critical subsystems in a fast-paced environment. You will re-imagine COBOL development workflows, transition to new data layouts, and upgrade DB2 components while mitigating risks and ensuring reliability.You will collaborate with teams to optimize...

Cognizant in Chicago is seeking a Mainframe Service Manager to lead development, enhancement, and production support of critical banking applications on IBM z/OS. You will collaborate with client stakeholders, onsite and offshore delivery teams, and technical partners to deliver reliable, compliant solutions.The role emphasizes COBOL/JCL/DB2/VSAM skills,...

Ensono is seeking a Mainframe Systems Programmer to provide premium support for CICS TS on z/OS. You will troubleshoot, install, and tailor OEM software, and participate in 24x7x365 on-call support across time zones.The role requires 5+ years of hands-on zSeries experience, strong IBM SMP/E knowledge, and excellent communication. You will work both...

Ensono is seeking a Senior Mainframe Systems Programmer focused on CICS to provide premium support for mainframe z/OS environments. The role covers problem diagnosis, installation activities, and coordinating with migration efforts for new and existing customers across multiple time zones.The candidate should have strong analytical and communication skills...

Staff Security Platform Engineer (IC5) OVERVIEW OnTrac is seeking a highly skilled and experienced Staff Security Platform Engineer (IC5) to join a contractor program supporting a critical customer engagement. The customer requires one Staff (IC5) engineer to support day-to-day backend integrations and policy platform use cases. This role is ideal for a...

Senior Security Platform Engineer (IC4)OVERVIEWOnTrac is seeking a highly skilled and experienced Senior Security Platform Engineer (IC4) to join a contractor program supporting a critical customer engagement. The customer requires one Senior Engineer (IC4) to support day-to-day backend integrations and policy platform use cases. This role is ideal for a...

SUSE Linux OS Administrator for Enterprise Srever11 SP3 x86-64. Work with the SAP Basis team to increase skills on SUSE Linux. Create/Modify/Setup scripts that can be used with HANA studio and directly by the team to administer SAP HANA. Additional Job Details: HANA and SAP not a requirement but Linux experience is required. Looking for someone with 4-5...

Broadcom seeks a senior software engineer for its Mainframe Infrastructure team. You'll support DB2 across multiple R&D labs on z/OS, focusing on high availability, performance, and modernization.You’ll install, upgrade, and tune DB2 subsystems, provide tier-3 DBA support, and automate deployment using Ansible, Python, and REXX. Collaboration with global...

Team OverviewOur Mainframe Infrastructure team is responsible for critical database systems and operations supporting multiple DB2 subsystems across our R&D organizations. We provide guidance, tooling, and infrastructure services to product development teams to accelerate delivery and ensure high availability. This is a senior software engineer position...

Capital One is seeking a Full-stack Engineer 4 to lead diverse technology projects and mentor a team of developers. You will work across distributed microservices, mainframe modernization, and cloud-based delivery to meet regulatory and customer needs.You will collaborate with product managers, apply modern languages like Java, Python, Go, and JavaScript,...

Schedule: Full Time Job Type: Hybrid Salary Type: Salary Req #: 3419 About the Role Uber Freight is looking for an OS&D Operations Representative to help develop processes and system improvements that continuously set a higher standard. This individual will participate in the operations of critical business processes that involve delivery exceptions....

Full-stack Engineer 4 (Mainframe Systems & z/OS Systems) (Cloud Operations Resilience Engineering) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers...

U.S. Bank is seeking a z/OS Systems Programmer with extensive mainframe experience, focusing on installation, upgrading, tuning and troubleshooting z/OS and third-party software.You’ll support multiple systems in a robust mainframe environment and lead projects across teams to modernize our z/OS infrastructure. Responsibilities include installing and...

At U.S. Bank, we're on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide,...

Senior Mainframe Systems Programmer - z/OSRemote - United StatesJR014365 At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with...

Ensono seeks a Senior Mainframe Systems Programmer to manage z/OS environments in a largely remote role across the United States. You will install, test, and tune system software, handle incidents, and work closely with vendors on complex mainframe projects.The role requires 10+ years in a mainframe setting, a Bachelor’s degree, and strong TSO/ISPF, SDSF,...

DescriptionDescriptionThis position is an onsite position and available to be filled at any Huntington Corporate office location (see location options on posting)The z/OS Platform CICS, MQ & zCEE Lead candidate must have extensive experience in performance management architecture, implementation, and management for a mission critical large mainframe systems...

Senior level z/OS Systems ProgrammerThe Senior level z/OS Systems Programmer plans, implements, maintains, and provides technical guidance for product installation, upgrades, and application of maintenance to include IBM Mainframe z/OS and third-party software and utilities. The role is primarily responsible for installation and maintenance for Broadcom...