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Mainframe Support Jobs in Delaware (NOW HIRING)

VIS IT Solutions Inc

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

COBOL, JCL, CICS, IMS DB, VSAM Key Responsibilities: • Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB/DC, CICS, VSAM, and IBM MQ. • Develop and support ...

Compunnel

Mainframe Architect with AWS

Wilmington, DE · On-site

Job Summary We are seeking an experienced Mainframe Architect with AWS expertise to support enterprise modernization and architecture initiatives involving legacy mainframe systems and cloud ...

Purple Drive Technologies

Mainframe Developer

Wilmington, DE · On-site

$47.50 - $61.25/hr

COBOL, JCL, CICS, IMS DB, VSAM Key Responsibilities: • Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB/DC, CICS, VSAM, and IBM MQ. • Develop and support ...

Lorven Technologies

Mainframe IMS and CICS

Wilmington, DE · On-site

$47.50 - $61.25/hr

Mainframe IMS and CICS ( Should be flexible for on call support) Location : Wilmington DE (5 Days Onsite) Contract/Fulltime Required Skills: ( Should be flexible for on call support) • Programming ...

Wells Fargo

Senior Software Engineer - Mainframe

Wilmington, DE · On-site

$118.90K - $156.70K/yr

... Deposits to support modernizing and automating legacy processes. If you are looking to solve ... Mainframe Tools: CA7 (Scheduling), Endeavor, REXX and Easytrieve * Hand on experience with CA7 ...

M&T Bank

Lead Software Engineer - mainframe

Wilmington, DE · On-site

$128.10K - $213.50K/yr

Supports and enhances core mainframe applications that underpin regulatory, compliance, and branch banking functions, with a focus on code quality, resiliency, and knowledge continuity as part of a ...

M&T Bank

Lead Software Engineer - mainframe

Wilmington, DE · On-site +1

$128.10K - $213.50K/yr

Supports and enhances core mainframe applications that underpin regulatory, compliance, and branch banking functions, with a focus on code quality, resiliency, and knowledge continuity as part of a ...

Vistra Energy

$15.50 - $18.25/hr

Job Summary Under semi-direct supervision, performs a variety of clerical functions to support ... mainframe and PC-based software applications. 5. As required, prepares various administrative ...

Luminant

$15.50 - $18.25/hr

Job Summary Under semi-direct supervision, performs a variety of clerical functions to support ... mainframe and PC-based software applications. 5. As required, prepares various administrative ...

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$53

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How much do mainframe support jobs pay per hour?

As of May 30, 2026, the average hourly pay for mainframe support in Delaware is $53.42, according to ZipRecruiter salary data. Most workers in this role earn between $47.16 and $60.62 per hour, depending on experience, location, and employer.

What is a Mainframe Support job?

A Mainframe Support job involves maintaining, troubleshooting, and optimizing mainframe systems to ensure smooth operations. Responsibilities typically include monitoring system performance, resolving technical issues, applying software updates, and ensuring data security. Mainframe Support professionals work with legacy systems, batch processing, and various programming languages like COBOL or JCL. Their role is critical in industries like banking, healthcare, and government, where mainframes handle large-scale transactions and data processing.

What are the key skills and qualifications needed to thrive in the Mainframe Support position, and why are they important?

To thrive as a Mainframe Support professional, you need a solid understanding of mainframe operating systems (such as z/OS), basic programming skills, and troubleshooting abilities, typically supported by a degree in computer science or equivalent experience. Proficiency with tools like IBM ISPF, SDSF, JCL, and familiarity with monitoring and batch processing tools, as well as certifications like IBM Certified System Administrator, are often expected. Strong analytical thinking, communication, and teamwork skills are crucial for effectively addressing technical issues and collaborating with cross-functional teams. These abilities ensure prompt issue resolution and maintain the stability and reliability of critical business systems.

What are the typical daily responsibilities of someone in a Mainframe Support role?

Mainframe Support professionals typically monitor system performance, respond to incidents or service requests, and perform routine maintenance to ensure mainframe systems run smoothly. Their day may include troubleshooting job failures, updating software or system configurations, and working with application teams to resolve integration or data transfer issues. They often participate in on-call rotations and collaborate closely with other IT teams, such as network or security specialists. These responsibilities are essential to minimize downtime and maintain uninterrupted business operations.
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Mainframe Support jobs near you
Infographic showing various Mainframe Support job openings in Delaware as of May 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution, with an average salary of $111,122 per year, or $53.4 per hour.

Mainframe Developer

VIS IT Solutions Inc

Wilmington, DE • On-site

$47.50 - $61.25/hr

Contractor

Posted 10 days ago

Job description

Hi,

Please find the job description below

Position: Mainframe Developer - Day 1 Onsite

Location: Wilmington, DE & Jersey City, NJ (Weekly 5 days office is Must)

Duration: 12+ Months Contract

Skills: COBOL, JCL, CICS, IMS DB, VSAM

Key Responsibilities:

•            Design, code, test, and maintain mainframe applications using COBOL, JCL, DB2, IMS DB/DC, CICS, VSAM, and IBM MQ.

•            Develop and support batch and online processes, including job streams, transaction systems, and message-driven programs.

•            Analyze business requirements and translate them into technical specifications.

•            Participate in the full software development lifecycle (SDLC) including design, development, testing, deployment, and support.

•            Troubleshoot application issues and provide timely resolutions, including root cause analysis and corrective action planning.

•            Optimize mainframe code and database access for performance and scalability.

•            Work with system analysts, QA testers, and infrastructure teams to ensure system integrity and quality.

•            Maintain accurate and up-to-date documentation of technical designs, codebases, and processes.

•            Support production jobs and on-call troubleshooting as required.

Required Skills & Qualifications:

•            Bachelor’s degree in Computer Science, Information Systems, or related field (or equivalent experience).

•            3–8 years of hands-on experience with the following mainframe technologies:

o            COBOL (batch and online)

o            JCL (Job Control Language)

o            CICS (Customer Information Control System)

o            DB2 and/or IMS DB

o            VSAM (Virtual Storage Access Method)

o            IMS DC (Transaction Management)

o            IBM MQ (Message Queueing)

•            Familiarity with tools such as TSO/ISPF, File-AID, Abend-AID, and version control (e.g., Endevor or Changeman).

•            Strong analytical and debugging skills.

•            Ability to work independently and in a team environment.

•            Good communication skills for collaboration with business analysts and QA teams.

Preferred Qualifications:

•            Experience with mainframe modernization or integration with distributed/cloud systems.

•            Familiarity with DevOps practices or tools in the mainframe environment.

•            Exposure to agile delivery methodologies.

•            Experience in banking, insurance, or other high-volume transaction systems.