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Mainframe Support Jobs in Delaware (NOW HIRING)

SR Partners LLC

Mainframe IMS DB with CICS

Wilmington, DE · On-site

$47.50 - $61/hr

Mainframe with IMS DB with CICS Location: Wilmington, DE (Onsite from Day 1) Required ... This is mostly for week in month Able to co-ordinate with offshore team Good knowledge of Support ...

InterSources

Mainframe (Cobol) - Advanced

Wilmington, DE · On-site

$47.50 - $61/hr

Mainframe (Cobol) - Advanced Location: Wilmington, DE Duration: 6+ Months (Contract to hire ... Regularly provides technical guidance and direction to support the business and its technical teams ...

Veracity

Infrastructure Architect

Wilmington, DE · On-site

$64 - $82/hr

FTE Key Technology: Mainframe infrastructure, distributed infrastructure, fintech Job ... and supports our products and services. Provide input the technology stack, network topology ...

Ensono

IAM Analyst

Dover, DE · On-site

$103K - $120K/yr

The IAM Analyst is responsible for supporting the organization's identity and access management ... Experience with mainframe, cloud, and/or hybrid IAM environments. * Knowledge of regulatory ...

Veracity

Enterprise Architect

Wilmington, DE · On-site

$67 - $86.25/hr

Solution leadership on complex, supporting RFPs requiring collaboration and input from multiple ... Mainframe experience. Education: Bachelor's degree

Ampcus

Enterprise Architect

Wilmington, DE · On-site

$67 - $86.25/hr

Solution leadership on complex, supporting RFPs requiring collaboration and input from multiple ... Preferred mainframe experience. * Exceptional communication and presentation skills, emotional ...

M&T Bank

Fraud Detection Analyst (Hybrid)

Millsboro, DE · On-site

$20.55 - $34.25/hr

Supports various fraud related activities, including fraudulent scenario resolution, fraud ... Acquire and maintain ability to rapidly navigate multiple mainframe systems to locate information ...

defi AUTO LLC

Tax Analyst

Dover, DE · On-site

$59K - $60K/yr

Ability to research mainframe system manuals to determine set up requirements and changes needed to support taxing requirements and payment allocations * Strong written and verbal communications ...

New

M&T Bank

Fraud Detection Analyst (Hybrid)

Millsboro, DE · Hybrid

$20.55 - $34.25/hr

Supports various fraud related activities, including fraudulent scenario resolution, fraud ... Acquire and maintain ability to rapidly navigate multiple mainframe systems to locate information ...

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All JobsMainframe Support JobsMainframe Support Jobs in Delaware

Mainframe Support information

See Delaware salary details

$10

$53

$72

How much do mainframe support jobs pay per hour?

As of Jun 28, 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.

Can AI replace mainframe?

Mainframe support involves maintaining and troubleshooting large-scale legacy systems, which require specialized knowledge of mainframe hardware, operating systems, and programming languages like COBOL. While AI can assist with automation and data analysis tasks, it is unlikely to fully replace mainframe support roles due to the complexity and critical nature of these systems. Support professionals will continue to be essential for system management, security, and troubleshooting in mainframe environments.

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.

Is mainframe a good career option?

Mainframe support is a stable career choice for those skilled in legacy systems, programming languages like COBOL, and mainframe tools such as JCL and TSO. It offers opportunities in industries like finance and government, with demand for experienced professionals continuing due to the ongoing reliance on mainframe technology. Certifications and continuous learning can enhance job prospects in this field.

Is mainframe difficult to learn?

Mainframe support roles require learning specific technologies such as COBOL, JCL, and mainframe operating systems, which can have a steep learning curve for beginners. However, with proper training and experience, many find it manageable to develop proficiency in mainframe environments. Strong problem-solving skills and understanding of legacy systems are beneficial for success in this field.

Is mainframe still in demand?

Mainframe support remains in demand in industries such as finance, government, and healthcare that rely on legacy systems for critical operations. Professionals with skills in COBOL, JCL, and mainframe security are sought after to maintain and upgrade these systems, which often require certifications and experience with mainframe environments like IBM z/OS.
What are popular job titles related to Mainframe Support jobs in Delaware? For Mainframe Support jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Mainframe Support jobs in Delaware look for? The top searched job categories for Mainframe Support jobs in Delaware are:
What cities in Delaware are hiring for Mainframe Support jobs? Cities in Delaware with the most Mainframe Support job openings:
Mainframe Support jobs near you
Infographic showing various Mainframe Support job openings in Delaware as of June 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 IN Wilmington, DE & Jersey City, NJ (Weekly 5 days office is Must)

Mainframe Developer IN Wilmington, DE & Jersey City, NJ (Weekly 5 days office is Must)

talentmovers inc

Wilmington, DE • On-site

$47.50 - $61.25/hr

Contractor

Posted 9 days ago

Job description

Position: Mainframe Developer

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

Duration: 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.