Mainframe Programmer Job Description [Updated for 2025]

In the world of advanced technology, the role of mainframe programmers is more critical than ever.

As technology continues to evolve, there’s a growing demand for skilled professionals who can develop, maintain, and protect our mainframe systems.

But what really is expected from a mainframe programmer?

Whether you are:

• A job seeker trying to understand the core responsibilities of this role,
• A hiring manager looking to define the perfect candidate,
• Or simply fascinated by the intricacies of mainframe programming,

You’ve come to the right place.

Today, we present a customizable mainframe programmer job description template, crafted for effortless posting on job boards or career sites.

Let’s dive right in.

Mainframe Programmer Duties and Responsibilities

Mainframe Programmers perform various tasks related to developing and maintaining mainframe computer systems.

They employ their expert knowledge of mainframe programming languages to create efficient and reliable mainframe applications.

Their duties and responsibilities include:

• Analyze user requirements and design mainframe system specifications
• Write and maintain mainframe computer programs using programming languages like COBOL, JCL, CICS, and others
• Test the functionality and efficiency of mainframe systems and correct any programming errors
• Perform debugging procedures and fix bugs in the mainframe system
• Coordinate with systems analysts, other programmers, and users to understand system requirements
• Implement and perform system upgrades and improvements
• Ensure the security and integrity of mainframe systems and data
• Maintain documentation of program development and subsequent revisions
• Provide technical support and training to end-users
• Stay updated with the latest advancements in mainframe technology

 

Mainframe Programmer Job Description Template

Job Brief

We are seeking a skilled Mainframe Programmer to join our organization.

The Mainframe Programmer’s responsibilities will include coding and debugging programs, modifying existing programs, and creating program documentation.

The successful candidate will be familiar with a variety of programming languages including COBOL, JCL, and SQL.

They should also have a firm grasp of working within the z/OS environment.

 

Responsibilities

• Writing, debugging and optimizing code in mainframe languages, especially COBOL.
• Modifying existing mainframe applications for error correction, enhancements or system environment changes.
• Preparing detailed specifications for programs and documenting code for ease of maintenance and modification.
• Integrating mainframe systems with other systems, platforms and applications.
• Developing and executing unit test plans to validate that the programs work as intended.
• Providing technical support for mainframe systems including troubleshooting and problem solving.
• Maintaining knowledge of emerging mainframe technologies and trends.

 

Qualifications

• Proven experience as a Mainframe Programmer or similar role.
• Strong knowledge of mainframe programming languages, such as COBOL, JCL, and SQL.
• Experience with z/OS operating systems and utilities.
• Understanding of mainframe databases such as DB2 or IMS.
• Proficiency in problem diagnosis and resolution.
• Ability to document requirements and specifications.
• BSc degree in Computer Science, Information Systems or equivalent.

 

Benefits

• 401(k)
• Health insurance
• Dental insurance
• Retirement plan
• Paid time off
• Opportunities for professional development

 

Additional Information

• Job Title: Mainframe Programmer
• Work Environment: Office setting with potential for remote work. Some travel may be required.
• Reporting Structure: Reports to the IT Manager or Director of IT.
• Salary: Salary is based upon candidate experience and qualifications, as well as market and business considerations.
• Pay Range: $75,000 minimum to $120,000 maximum
• Location: [City, State] (specify the location or indicate if remote)
• Employment Type: Full-time
• Equal Opportunity Statement: We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
• Application Instructions: Please submit your resume and a cover letter outlining your qualifications and experience to [email address or application portal].

 

What Does a Mainframe Programmer Do?

Mainframe Programmers work primarily in the field of information technology, specializing in programming for large, centralized computing systems known as mainframes.

Their primary role is to design, develop, test, and debug mainframe software.

They write code, correct errors, and refine the system’s efficiency and functionality.

They often use languages like COBOL, JCL, and CICS that are especially suited for mainframe environments.

Mainframe Programmers also work closely with systems analysts to understand the business requirements that drive the analysis and design of quality technical solutions.

They often need to modify existing software to correct errors, adapt to new hardware or improve performance.

They may also be tasked with data recovery, system maintenance, database administration and performance tuning.

Collaboration is a key part of this job as they often work with other team members like business analysts, quality assurance teams, and project managers to ensure the successful delivery of projects.

In addition, they may be responsible for providing technical support, troubleshooting software problems, and training users in the operation of mainframe systems.

 

Mainframe Programmer Qualifications and Skills

A mainframe programmer should possess a range of technical, analytical, and interpersonal skills to work effectively on mainframe systems and applications, such as:

• Deep understanding of mainframe systems and architecture, as well as languages such as COBOL, JCL, and REXX.
• Proficiency in database technologies, such as DB2, IMS, or IDMS, as well as expertise in database management and data migration.
• Strong problem-solving abilities to identify and promptly resolve system errors and bugs, ensuring optimal performance and reliability of the mainframe.
• Strong analytical skills for understanding complex system requirements, designing viable solutions, and implementing these solutions efficiently.
• Excellent communication skills for explaining complex technical concepts to non-technical team members and stakeholders, discussing system requirements with clients, and providing clear instructions to team members.
• Teamwork and collaboration skills for working effectively with diverse teams, including system analysts, database administrators, and other programmers.
• Keen attention to detail to ensure code accuracy and optimal system performance.
• Ability to work under pressure and manage multiple tasks simultaneously, effectively prioritizing according to business needs.
• Knowledge of mainframe security best practices to ensure the integrity and confidentiality of sensitive data.

 

Mainframe Programmer Experience Requirements

Entry-level Mainframe Programmers often have 1 to 2 years of experience, which can be acquired from internships, co-op programs, or part-time roles in mainframe development or other related IT fields.

They may also gain practical experience from their academic coursework or through personal projects involving mainframe systems.

Knowledge of programming languages like COBOL, PL/I, CICS, JCL, and DB2 is usually required.

Mid-level candidates with 3 to 5 years of experience should have a comprehensive understanding of mainframe systems and relevant programming languages.

They may have worked in roles such as Mainframe Operator, Systems Programmer, or Database Administrator, which provided them with the necessary practical skills.

Candidates with more than 5 years of experience may have occupied senior or lead roles in their previous jobs.

They are expected to have advanced technical skills, experience with project management, and the ability to mentor junior programmers.

In some cases, companies may require their senior Mainframe Programmers to have experience with specific mainframe technologies, software, or industries.

For instance, experience in banking or insurance sectors can be a plus for companies in these industries.

 

Mainframe Programmer Education and Training Requirements

Mainframe Programmers are typically required to hold a bachelor’s degree in computer science, information technology, or a related field.

This study provides a foundation in computing fundamentals, programming languages, software development, and system design.

Proficiency in languages such as COBOL, JCL, and REXX that are common in mainframe programming is beneficial.

In addition to a bachelor’s degree, practical experience is highly valued.

This can be obtained through internships, work placements, or junior roles.

Certain positions may require Mainframe Programmers to have a master’s degree in a specialized discipline related to mainframe operations or computing.

Certifications from professional bodies or vendors, such as the IBM Certified System Programmer, can enhance a candidate’s profile and demonstrate a commitment to ongoing learning.

Continuous education is encouraged as technology evolves.

Therefore, mainframe programmers should be willing to adapt and learn new systems and languages throughout their career.

 

Mainframe Programmer Salary Expectations

A Mainframe Programmer earns an average salary of $72,600 (USD) per year.

The actual earnings can differ based on factors such as years of experience, the complexity of the projects handled, and the city of employment.

 

Mainframe Programmer Job Description FAQs

What skills does a Mainframe Programmer need?

Mainframe Programmers need a strong understanding of mainframe systems and languages such as COBOL, JCL, and DB2.

They should possess problem-solving skills to detect and resolve system issues.

Good analytical skills are necessary for understanding complex software systems and modifying them according to business needs.

Additionally, they should have attention to detail and good communication skills for collaboration with other IT professionals.

 

Do Mainframe Programmers need a degree?

While not a strict requirement, a bachelor’s degree in computer science, software engineering, or a related field is typically preferred for a Mainframe Programmer role.

However, substantial experience in mainframe programming could compensate for a lack of formal education.

Some employers may also favor candidates with specific certifications in relevant mainframe technologies.

 

What should you look for in a Mainframe Programmer’s resume?

A Mainframe Programmer’s resume should highlight their proficiency in mainframe languages like COBOL, JCL, and DB2.

In addition, experience with tools like CICS, IMS, and z/OS is a plus.

Look for previous roles that demonstrate experience in programming, troubleshooting, and maintaining mainframe systems.

Evidence of problem-solving abilities and teamwork can also be beneficial.

 

What qualities make a good Mainframe Programmer?

A good Mainframe Programmer should have a strong analytical mind to understand and solve complex problems.

They need to be detail-oriented to spot errors and inconsistencies that could lead to system failure.

Good communication skills are important for effective team collaboration.

They should also be adaptable and keen to keep up-to-date with evolving mainframe technologies and practices.

 

Is it difficult to hire Mainframe Programmers?

Yes, hiring Mainframe Programmers can be challenging.

While mainframe technology is robust and widely used, it is considered a niche skill in the era of web-based programming.

This fact, combined with the increasing retirement of experienced Mainframe Programmers, creates a high demand for these professionals but a relatively small pool of qualified candidates.

 

Conclusion

And there you have it.

Today, we’ve unveiled the thrilling world of being a mainframe programmer.

Surprised?

It’s not just about churning out code.

It’s about forging the backbone of digital systems, one line of code at a time.

Armed with our reliable mainframe programmer job description template and real-world scenarios, you’re ready to jump in.

But don’t stop now.

Go further with our job description generator. It’s your essential tool for crafting spot-on listings or polishing your resume to perfection.

Remember this:

Every line of code is a stepping stone towards a robust digital infrastructure.

Let’s construct that future. Together.

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