Intermediate Systems Engineer - zOS Mainframe

Apex Systems; Cedar Rapids (IA); Remote; USD 62,000 - 69,000; Full time

Job summary

Everforth Apex is seeking an Intermediate Systems Engineer to support and maintain a large-scale zOS mainframe environment. This role focuses on installation, monitoring, troubleshooting, and support of mainframe systems and related software, including BMC Control-D output management.

The ideal candidate will work across technical teams to ensure reliability and uptime. Key responsibilities include proactive performance monitoring, incident resolution, on-call participation, disaster recovery

Qualifications

• 4-7 years of experience in a mainframe systems support role.
• Hands-on experience with IBM zOS mainframe environments.
• Experience with JCL, TSO/ISPF, and SDSF.
• Familiarity with BMC Control-D output management tools.
• Basic to intermediate programming with REXX, COBOL, Assembler, or SAS.
• Understanding of IT infrastructure concepts and system administration practices.
• Knowledge of disaster recovery and testing procedures.
• Strong troubleshooting, analytical and communication skills.
• Attention to detail and ability to follow testing and implementation procedures.

Responsibilities

• Support and maintain zOS mainframe systems in a sysplex environment.
• Monitor system performance and identify improvement opportunities.
• Troubleshoot and resolve issues through root cause analysis.
• Support the BMC Control-D environment.
• Install, test, maintain, and document mainframe software and updates.
• Collaborate with vendors to diagnose issues and implement solutions.
• Participate in on-call support and respond to incidents.
• Support disaster recovery testing and business continuity initiatives.
• Assist with infrastructure and business-driven projects.
• Recommend and implement improvements to increase availability and efficiency.

Skills

Mainframe knowledge

IBM zOS

JCL/TSO/ISPF/SDSF

BMC Control-D

Programming: REXX/COBOL/Assembler/SAS

IT infrastructure

Disaster recovery

Troubleshooting

Communication

Cross-functional teamwork

Tools

BMC Control-D

Job description

Intermediate Systems Engineer - zOS Mainframe

Job#: 3055222

Job Description:

Intermediate Systems Engineer - zOS Mainframe

Location: 100% Remote (U.S.)

Schedule: Monday-Friday, 8:00 AM - 4:30 PM CT

Compensation: $45-$50/hr

On-Call: Participation in rotating on-call support schedule required

About The Role

We are seeking an Intermediate Systems Engineer - zOS Mainframe to support and maintain a large-scale mainframe environment. This role is responsible for the installation, maintenance, monitoring, troubleshooting, and support of zOS mainframe systems and related software, including the BMC Control-D output management platform.

The ideal candidate has hands‑on experience supporting mainframe environments, strong problem‑solving skills, and the ability to work collaboratively across technical teams.

Key Responsibilities

• Support and maintain zOS mainframe systems in a sysplex environment
• Monitor system performance and proactively identify improvement opportunities
• Troubleshoot and resolve system and software issues through root cause analysis
• Support the BMC Control-D output management environment
• Install, test, maintain, and document mainframe software and software updates
• Work with vendors to diagnose issues and implement solutions
• Participate in on-call support and respond to production incidents
• Support disaster recovery testing and business continuity initiatives
• Assist with infrastructure and business-driven projects
• Recommend and implement improvements to increase system availability and operational efficiency

Required Qualifications

• 4-7 years of experience in a mainframe systems support role
• Working knowledge of IBM zOS mainframe systems
• Experience with JCL, TSO/ISPF, and SDSF
• Familiarity with BMC Control-D output management tools
• Basic to intermediate programming experience with languages such as REXX, COBOL, Assembler, or SAS
• Understanding of IT infrastructure concepts and system administration practices
• Knowledge of disaster recovery and testing procedures
• Strong troubleshooting, analytical, and problem-solving skills
• Excellent verbal and written communication skills
• Strong attention to detail and ability to follow testing and implementation procedures
• Ability to work effectively with cross-functional teams and stakeholders

Preferred Qualifications

• Experience supporting enterprise-scale mainframe environments
• Experience installing and maintaining third-party mainframe software
• Experience working in highly regulated or mission‑critical environments

Everforth Apex is a world‑class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

NYSE: EFOR

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Everforth Apex is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex.