Mainframe Systems Engineer Job Description [Updated for 2025]

In today’s digital landscape, mainframe systems engineers are in the limelight more than ever.

As technology advances, the demand for skilled professionals who can manage, improve, and protect our mainframe systems continues to grow.

But what exactly does a mainframe systems engineer do?

Whether you are:

• A job seeker trying to understand the core responsibilities of this role,
• A hiring manager outlining the perfect candidate,
• Or simply fascinated by the complex world of mainframe systems engineering,

You’ve landed on the right page.

Today, we introduce a customizable Mainframe Systems Engineer job description template, designed for easy posting on job boards or career sites.

Let’s dive straight into it.

Mainframe Systems Engineer Duties and Responsibilities

Mainframe Systems Engineers ensure the mainframe computer system performs as required by users and the organization.

They are responsible for the development, maintenance, and support of mainframe systems.

Their duties and responsibilities include:

• Analyzing and interpreting system requirements and specifications
• Designing, coding, testing, and debugging mainframe software applications
• Implementing mainframe system updates, enhancements, and conversions
• Maintaining and enhancing the performance of existing mainframe systems
• Collaborating with other IT team members to develop and modify system software
• Developing technical designs and specifications for mainframe systems
• Monitoring system performance to ensure efficient operations
• Installing and testing mainframe hardware and software upgrades
• Developing and implementing disaster recovery procedures
• Ensuring the integrity and security of mainframe systems and databases
• Documenting procedures and maintaining system logs and records

 

Mainframe Systems Engineer Job Description Template

Job Brief

We are seeking a detail-oriented Mainframe Systems Engineer to design, install, and support mainframe system solutions.

The responsibilities of the Mainframe Systems Engineer will include analyzing system requirements, maintaining hardware and software, and managing system installations and updates.

Our ideal candidates are well-versed in mainframe systems such as IBM Z Series, and have an excellent understanding of COBOL and DB2.

Ultimately, the role of the Mainframe Systems Engineer is to ensure the optimal performance and reliability of our mainframe systems in compliance with company standards and best practices.

 

Responsibilities

• Design, develop and maintain mainframe systems
• Perform system installations and upgrades
• Conduct system performance tuning and capacity planning
• Troubleshoot hardware and software problems, and take corrective action
• Monitor system performance and availability to ensure reliability and scalability
• Create and maintain system documentation and reports
• Ensure system security compliance
• Develop automation scripts to streamline operations tasks
• Coordinate with other IT teams for integration and support issues
• Stay abreast of advances in technology and industry best practices

 

Qualifications

• Proven work experience as a Mainframe Systems Engineer or similar role
• Experience with mainframe systems such as IBM Z Series
• Excellent knowledge of COBOL, DB2, JCL, and CICS
• Experience with mainframe systems management and security practices
• Ability to troubleshoot and resolve system problems
• Proficiency in automation scripting
• Excellent communication and documentation skills
• BSc degree in Computer Science, Engineering or relevant field

 

Benefits

• 401(k)
• Health insurance
• Dental insurance
• Retirement plan
• Paid time off
• Professional development opportunities

 

Additional Information

• Job Title: Mainframe Systems Engineer
• Work Environment: Office setting with options for remote work. Some travel may be required for team meetings or client consultations.
• Reporting Structure: Reports to the IT Director or Manager.
• Salary: Salary is based upon candidate experience and qualifications, as well as market and business considerations.
• Pay Range: $80,000 minimum to $140,000 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 Systems Engineer Do?

Mainframe Systems Engineers typically work for large corporations, IT firms or government institutions that need to process a significant amount of data quickly and securely.

They design, develop, test, and maintain mainframe systems, which are large computer systems with substantial data processing power.

They work closely with other IT professionals to integrate mainframe systems with other applications and platforms.

Mainframe Systems Engineers ensure the system’s efficiency by monitoring system performance, troubleshooting issues, and making necessary adjustments.

They also perform upgrades and patches as needed to improve system reliability.

They are responsible for implementing and maintaining security protocols to protect the systems and data from unauthorized access.

This includes setting up user profiles, access controls, and firewalls.

In addition, Mainframe Systems Engineers often create technical documentation to guide users and help other engineers understand the system.

They also provide technical support and training to users.

Their work often involves understanding complex computer systems and problem-solving skills, as they need to ensure that the mainframe systems they design and maintain meet the organization’s needs and requirements.

 

Mainframe Systems Engineer Qualifications and Skills

A Mainframe Systems Engineer requires a combination of technical knowledge, soft skills, and industry understanding to develop, maintain, and troubleshoot mainframe systems.

These include:

• Expertise in mainframe technologies such as COBOL, CICS, DB2, z/OS, and JCL to build and maintain mainframe applications and systems.
• Strong analytical and problem-solving skills to identify, troubleshoot and resolve system-related issues promptly and efficiently.
• Excellent communication skills to interact with various stakeholders, including developers, analysts, and management, and to document and explain complex processes clearly and succinctly.
• Ability to work well in a team environment, collaborating with cross-functional teams, and contributing to a positive and productive work atmosphere.
• Attention to detail and an organized approach to managing multiple tasks concurrently while maintaining accuracy and meeting deadlines.
• Knowledge of disaster recovery principles and practices, including the ability to design and conduct system backup and recovery procedures.
• Understanding of security principles applicable to mainframe environments, including implementing and maintaining security controls and protocols.
• Experience in mainframe testing tools and methodologies to ensure the performance and reliability of mainframe systems.

 

Mainframe Systems Engineer Experience Requirements

Entry-level Mainframe Systems Engineers typically have 1 to 2 years of experience.

This experience can be gained through internships or co-op programs, often at technology or IT companies.

They may also acquire relevant experience in positions like Systems Analyst, IT Support Specialist, or Network Administrator.

Candidates with more than 3 years of experience often have honed their technical skills and knowledge in entry-level Mainframe Systems Engineer roles.

They usually have a strong understanding of mainframe systems, mainframe storage systems, and mainframe databases.

Those with more than 5 years of experience in the field often have significant experience managing mainframe operations, performing system upgrades and maintenance, and troubleshooting complex issues.

They may also have some leadership experience and could be ready for a managerial or team-lead position in mainframe systems engineering.

In addition to practical experience, many employers prefer candidates who have a bachelor’s degree in a field such as computer science, information technology, or engineering.

Certifications in IBM mainframe or other mainframe technologies are also typically beneficial in this field.

 

Mainframe Systems Engineer Education and Training Requirements

Mainframe Systems Engineers typically need a bachelor’s degree in computer science, information systems, or a related field.

The role requires a strong understanding of mainframe hardware and software, as well as experience with languages such as COBOL, Java, JCL, and others.

In-depth knowledge of databases, storage systems, and operating systems associated with mainframes is also crucial.

Many positions may prefer candidates with a master’s degree in computer science or a related field, especially for roles involving more complex mainframe systems.

Certification in mainframe technologies, such as IBM Certified System Administrator or Certified Systems Programmer, can be beneficial and may be preferred by some employers.

In addition to formal education, hands-on experience with mainframe systems is often required, which can be gained through internships, apprenticeships, or on-the-job training.

Continuous learning is critical in this role due to the ever-evolving nature of technology, and a commitment to professional development may enhance career advancement opportunities.

 

Mainframe Systems Engineer Salary Expectations

A Mainframe Systems Engineer can expect to earn an average salary of $86,432 (USD) per year.

This can, however, vary depending on factors such as the individual’s level of experience, the size and location of the company, and the complexity of the systems being managed.

 

Mainframe Systems Engineer Job Description FAQs

What skills does a Mainframe Systems Engineer need?

Mainframe Systems Engineers should possess strong technical skills, including knowledge of mainframe hardware, software, and applications.

They should also have experience with mainframe programming languages like COBOL, Assembler, or PL/1.

Problem-solving and analytical skills are crucial as they will often need to troubleshoot system issues.

Additionally, strong communication skills are necessary to effectively collaborate with other IT staff and explain complex issues in an understandable manner.

 

Do Mainframe Systems Engineers need specific certifications or degrees?

While not always required, a degree in Computer Science, Information Technology, or a related field is often preferred for Mainframe Systems Engineer roles.

Some employers may also look for specific certifications such as IBM Certified System Programmer or similar mainframe certifications.

However, hands-on experience with mainframe systems is often considered just as valuable as formal education.

 

What should you look for in a Mainframe Systems Engineer resume?

Look for a solid background in mainframe systems, including specific hardware and software the candidate has worked with.

Check for experience in programming languages relevant to your systems, and any certifications they may hold.

Project management experience can also be beneficial as mainframe systems engineers often oversee upgrades and other large-scale projects.

 

What qualities make a good Mainframe Systems Engineer?

A good Mainframe Systems Engineer is detail-oriented and has a deep understanding of mainframe systems.

They are analytical thinkers and proficient problem solvers, able to identify and address system issues efficiently.

They are also reliable and able to work well under pressure, often needing to handle critical systems with significant business impact.

 

Is it difficult to hire Mainframe Systems Engineers?

Hiring Mainframe Systems Engineers can be challenging due to the specific technical knowledge required and the fact that fewer new professionals are specializing in mainframe technologies.

However, there are experienced professionals available who have kept their mainframe skills up to date.

It may require a competitive salary and benefits package to attract and retain these professionals.

 

Conclusion

And there you have it.

Today, we’ve journeyed deep into the heart of what it truly means to be a Mainframe Systems Engineer.

Surprise, surprise?

It’s not just about managing large-scale computer systems.

It’s about engineering the backbone of the digital world, one system at a time.

With our ready-to-use Mainframe Systems Engineer job description template and real-world examples, you’re equipped to make your next move.

But why pause here?

Delve further with our job description generator. It’s your next stop for meticulously-designed listings or refining your resume to its absolute best.

Never forget:

Every system managed is a key element of the bigger framework.

Let’s shape the future of technology. Together.

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