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Chicago, Illinois

•

Today

Required Skills & Qualifications: 10+ years of hands-on experience in mainframe application development. Strong proficiency in COBOL, DB2, and VSAM. Solid understanding of JCL, CICS, and IMS (preferred but not mandatory). Strong experience with batch processing and transaction processing systems. Proficiency in DB2 database design, SQL queries, and performance tuning. Experience with mainframe utilities (e.g., IDCAMS, SORT, File-Aid, Expeditor). Knowledge of software development life cycle (SDLC

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Contract, Third Party

Depends on Experience

Senior Mainframe Developer (COBOL)

Remote

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2d ago

Senior Mainframe Developer (COBOL) Location: Primarily Remote Onsite Expectations: Monthly travel to Reston, VA for PI Planning Compensation: $83/HR Employment Type: W2 only About the Role Were looking for a Senior Mainframe COBOL Developer to support and enhance large-scale enterprise systems. This role is ideal for someone who thrives in a mainframe environment, enjoys solving complex problems, and is open to evolving technologies. Youll play a key role in maintaining critical applications, s

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Third Party, Contract

$83.33

Mainframe Senior Developer

Chicago, Illinois

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16d ago

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world's

Full-time

USD 99,600.00 - 169,200.00 per year

Mainframe Developer

Hybrid in Chicago, Illinois

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24d ago

We are seeking experienced technical professionals to provide development, production support, and deep diagnostic expertise for a large, mission-critical legacy commercial loan accounting platform. This highly customized system is based on Level 3 from AFS, built in COBOL and operating through a 3270 interface, with extensive online transaction processing via CICS and a complex VSAM master file architecture. Required Skills & Qualifications Strong expertise in COBOL, JCL, CICS, VSAM, DB2.Experi

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Contract

Depends on Experience

Senior Mainframe COBOL Developer

Remote or Olympia, Washington

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3d ago

Salary: $120,492.00 - $131,436.00 Annually Location : Thurston County - Olympia, WA Job Type: Exempt Remote Employment: Flexible/Hybrid Job Number: 2026-04859 Department: Office of Financial Management Division: Information Technology Services Opening Date: 06/12/2026 Description Note: This position will remain open until filled. It is at the hiring manager's discretion to make a hiring decision at any time and close the recruitment. It is in your best interest to apply as soon as possible. Appl

Full-time

USD 120,492.00 - 131,436.00 per year

Mainframe Developer

Lisle, Illinois

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Yesterday

Title: Application Developer - Mainframe Work Location: Isle, IL (Hybrid) An Application Developer with expertise in IBM Mainframe zOS environments possesses a strong foundation in core zOS skills, such as VSAM, JCL, REXX, TSO/ISPF, and Mainframe tools. They also have a proficiency in at least one language skill, such as COBOL, PL/1, or Assembler, and a database skill, such as DB2 or IMS-DB. Additionally, they may have experience in transaction processing skills like CICS or IMS-DC. This skill

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Contract

Depends on Experience

Mainframe Developer / Programmer

Remote

•

Today

Job Title: Mainframe Developer / Programmer Location: Chicago, IL / MN / Denver, CO / SFO / Dallas, TX / Atlanta, GA /Santa clara, CA/ NJ Employment Type: Full-time Job Description: Roles & Responsibilities Design, code, test, debug, document, maintain, and modify computer programs of high complexity, significance, and risk. Participate in application architecture functions including estimating and defining time tables, cost and project tasks. Recommend solutions to improve business with a focus

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Full-time

$100000 - $110000

Senior Mainframe Administrator

Remote or Springfield, Illinois

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30+d ago

Key Responsibilities 247 Monitoring & Operations 247 monitoring and operations with defined incident response SLAs.IBM Z DR Orchestration Runbook & Change Management Ownership Maintain operational runbooks, coordinate firmware/microcode upgrades, and manage capacity planning through the 2028 replacement window.Operational Stabilization Agency Coordination Work directly with DoIT, HFS, IDHS, IDOR, and IDES technical leads to ensure DR readiness and SLA compliance.Required Skills & Experience 10+

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Contract

Depends on Experience

Mainframe Developer

Remote

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12d ago

Job Title: Software Developer (Mainframe) Location: Remote Type: Full Time/W2 with Infinite Computer Solutions What does a successful Software Development Engineer do at Fiserv? The Software Development Engineer will serve as a technical leader in our Mainframe Software Engineering Department and play a key role in developing industry leading software for our customers. They will be responsible for developing, testing, and supporting complex technical and architectural solutions that support the

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Full-time

Depends on Experience

Mainframe Developer

Remote

•

Today

Role Scope 24x7 Mainframe Operations leadership / L1-L2 support Responsible for production stability, batch processing, and SLA adherence Covers enterprise-critical systems and financial platforms Key Responsibilities Manage mainframe console operations & batch monitoring Ensure system availability, DR readiness, and incident management Execute: o Batch monitoring (CA7, Control-M, Zeke, ESP) o IPL, DR activities, failover procedures Act as: o Primary escalation point for production incidents

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Full-time

Depends on Experience

Mainframe (Assembler) Developer

Remote

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4d ago

Role: Mainframe (Assembler) Developer Location: McKinney, TX(Remote) Type: Contract Job Summary: This position reports to the IT Application Manager and is responsible for the development, deployment, and support of new and existing applications to meet the current and future needs of the business. Senior Programmer Analysts participate in all phases of the System Development Life Cycle as needed, applying expert knowledge of system interaction and business familiarity to meet business n

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Contract, Third Party

Depends on Experience

Mainframe Developer (Cool Gen / CA Gen)

Remote

•

Today

We need Mainframe developers with CoolGen / CA-Gen skillset

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Full-time

$40 - $50

Senior Mainframe Automation Migration Engineer

Remote

•

Yesterday

Position: Senior Mainframe Automation Migration Engineer Location: Remote (US) Type: Long Term Contract Experience: 10+ Years About the Role: We are seeking an experienced Senior Mainframe Automation Migration Engineer to lead migration and optimization of mainframe automation solutions from CA OPS/MVS to IBM Tivoli Systems Automation for z/OS and from CA Automation Point to IBM Systems Automation for Integrated Operations Management (SAIOM). Key Responsibilities: Lead migration projects from CA

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Contract, Third Party

Depends on Experience

Senior Mainframe Engineer

Remote or Connecticut

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3d ago

Thank you for your interest in joining Solventum. Solventum is a new healthcare company with a long legacy of solving big challenges that improve lives and help healthcare professionals perform at their best. At Solventum, people are at the heart of every innovation we pursue. Guided by empathy, insight, and clinical intelligence, we collaborate with the best minds in healthcare to address our customers' toughest challenges. While we continue updating the Solventum Careers Page and applicant mat

Full-time

USD 106,000.00 - 145,750.00 per year

Mainframe Developer

Remote

•

Today

Job Title: Mainframe z/OS Developer Location: REMOTE Description: Required: 8+ years of hands-on experience with COBOL programming on IBM z/OS. Proficiency in JCL, VSAM, DB2, IMS, and CICS. Experience in mainframe migration projects or modernization initiatives is preferred. Familiarity with mainframe communication tools such as CICS and mainframe security protocols, including RACF. Technical Skills Must be proficient in JCL, COBOL, VSAM, and CICS. Strong knowledge of batch processing and onlin

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Contract

$60 - $65

Senior Mainframe Automation Migration Engineer

Remote

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10d ago

We are seeking an experienced Senior Mainframe Automation Migration Engineer to lead migration and optimization of mainframe automation solutions from CA OPS/MVS to IBM Tivoli Systems Automation for z/OS and from CA Automation Point to IBM Systems Automation for Integrated Operations Management (SAIOM). Key Responsibilities Lead migration projects from CA OPS/MVS to IBM Tivoli Systems Automation for z/OS and from CA Automation Point to IBM SAIOM. Configure and implement IBM Systems Automation

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Contract

Depends on Experience

Mainframe CICS COBOL Developer - REMOTE

Remote or Philadelphia, Pennsylvania

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3d ago

Req ID: 375959 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Mainframe CICS COBOL Developer - REMOTE to join our team in Philadelphia, New Jersey (US-NJ), United States (US). Day to Day Job Duties: Use Cobo, CICS to design, build, test, and deploy scalable mainframe applications for logistics operations like order pr

Full-time

USD 87,120.00 - 181,500.00 per year

Senior z/OS Systems Engineer

Chicago, Illinois

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Today

Position: System Engineer V Location: Chicago, Illinois Duration: Contract Job ID: 177753 Job Overview: The Digital Technology team is comprised of talented individuals working together with cutting-edge technology to build the best airline in the history of aviation. Our team designs, develops, and maintains massively scaling technology solutions brought to life with innovative architectures, data analytics, and digital solutions. The Senior z/OS Systems Engineer provides critical support f

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Full-time

USD 60.00 - 65.00 per hour

Mainframe z/OS Developer

Remote

•

Today

Required 8+ years of hands-on experience with COBOL programming on IBM z/OS. Proficiency in JCL, VSAM, DB2, IMS, and CICS. Experience in mainframe migration projects or modernization initiatives is preferred. Familiarity with mainframe communication tools such as CICS and mainframe security protocols, including RACF. Technical Skills Must be proficient in JCL, COBOL, VSAM, and CICS. Strong knowledge of batch processing and online transaction processing. Must have experience with IBM utilities,

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Contract

Depends on Experience

Sr. Mainframe Automation SME (OPS/MVS, System Automation & GDPS)

Remote

•

Yesterday

Summary We are seeking an experienced Senior Mainframe Automation Subject Matter Expert (SME) to lead automation initiatives within an enterprise Mainframe environment. The ideal candidate will bring extensive knowledge of Broadcom OPS/MVS, IBM System Automation (SA z/OS), and GDPS automation, contributing to enhancing automation maturity, system resiliency, and modernization efforts. This role requires a proactive leader capable of designing, implementing, and optimizing automation processes i

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Contract

Depends on Experience

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