z/OS Senior Systems Programmer

Columbia, South Carolina

DP Professionals
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DPP is seeking a Senior Systems Programmer for an opportunity in Columbia, SC. Candidates must be eligible to earn a low-level US security clearance.

Work arrangement:
  • Partial onsite: Onsite 3 days/week and as needed
  • W2 position; 12 months
  • Must be eligible to earn a low-level US security clearance, which requires a thorough background search and US citizenship.
Job description:
  • Day-to-day operations include supporting the Mainframe z/OS, updating JCL, and monitoring system logs via SDFS.
  • Participate in disaster recovery exercises at least quarterly, reviewing the actions required to recover the z/OS and other applications as outlined in the runbook.
  • Managing hardware/software support licenses, including submitting purchase requisitions.
  • The Senior Systems Programmer should be a self-starter and already know how to maintain and support a mainframe system.
Top skills:
  • z/OS, JCL, SDSF
  • Dataset management
Nice to have:
  • Knowledge of DASD (direct access storage devices) management
  • z/OS HMC (hardware management console) management
  • APF knowledge
  • DB2, CICS, MQ, BMC mainframe applications
Minimum required work experience:
  • 6 years of IT work experience, including varied systems programming experience.
Job/class description:
  • Write or debug programs to maintain and control computer systems software, such as operating systems, networked systems, and database systems. Provide technical and disaster recovery expertise for systems software.
  • Diagnose, isolate, and debug software problems and perform problem resolution. Identify issues that the vendor is responsible for and refer those issues appropriately.
  • Coordinate installation, testing, and maintenance of systems software. Schedule system downtime in a way that minimizes user impact.
  • Review customer requests, security patches, and audit requirements for additions or changes to systems, and evaluate feasibility to determine if/how to handle the request while maintaining an adequate/appropriate overall systems infrastructure. To determine if requested changes are possible, review system capabilities, workflow, and scheduling limitations.
  • Cross train in all areas of systems programming in order to efficiently perform on-call rotation.
  • Provide technical and disaster recovery support for systems software.
Required knowledge, skills, and abilities:
  • Strong analytical and logical thinking skills.
  • Strong understanding of systems programming, graphical user interfaces, control languages, development, quality assurance, and implementation strategies of systems software.
  • Thorough understanding of currently utilized systems programming productivity tools and their use.
  • Ability to review and analyze systems software and recommend performance solutions.
  • z/OS, JCL, SDSF, Dataset management.
  • Strong communication and troubleshooting skills.
Preferred KSAs:
  • Knowledge of DASD (direct access storage devices) management
  • z/OS HMC (hardware management console) management
  • APF knowledge
  • DB2, CICS, MQ, BMC mainframe applications
Work environment:
  • This team is dedicated to supporting the external customer acting as a secondary portability and disaster recovery site.
  • Currently there are 4 team members and one manager.
  • The team supports distributed and mainframe systems.
  • Hours - Core work hours are 8 AM - 5 PM. Required OT when disaster recovery exercises are performed 12 hours up to 24 hours, including weekends. OT and some weekends and off hours are required. There is a minimum of 4 disaster recovery exercises a year which require extended hours.
Required education/equivalencies:
  • Bachelor's degree in Computer Science, Information Technology, or other job-related degree;
  • OR, Associates degree in CS, IT, or other job-related degree plus 2 years of work-related experience;
  • OR, 4 years job-related work experience (total 10 years without a degree)
Interested? Learn more:
Click the apply button or contact our recruiter Daniel at to learn more about this position ( 25-00158).

DPP offers a range of compensation and benefits packages to our employees and their eligible dependents. Call today to learn more about working with DPP.

US Citizen: This role requires the ability to obtain a low-level US security clearance, which requires a thorough background search and US citizenship. Residency requirements may apply. EOE/AA/V/D
Date Posted: 19 May 2025
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