Mainframe Utilities Developer
Infinite Computer Solutions · Phoenix, AZ · 5 days ago
Full-time
Location: Phoenix, AZ metro area; hybrid working model. Start date: ASAP. Contract to hire (client employee after 6 months).
About the role
We are seeking an experienced Mainframe Utilities Developer to design, develop, and optimize utility programs that support data processing, system operations, and batch workloads on IBM z/OS environments. This role focuses on building reusable utilities, enhancing performance, and ensuring efficient data handling across enterprise systems.
Responsibilities
- Serve as Vendor Software Tool Administrator for: BMC DevX Code Pipeline/ISPW, BMC Topaz Workbench, IBM IDz v17.*, CA-JCLCHECK.
- Demonstrate technical expertise and knowledge.
- Lead resolution processes for complex problems where analysis of situations or data requires an in-depth evaluation of various factors.
- Develop technical solutions, automate processes, and lead individual or small team initiatives.
- Utilize and extend standard IBM and ISV utilities such as: DFSORT / Syncsort, IDCAMS, IEBGENER / IEBCOPY / SORT utilities.
Requirements
- 5–8+ years of mainframe experience.
- 3+ years focused on utilities development / batch processing.
- Strong experience with IBM z/OS environment.
- Hands-on expertise in JCL and batch processing, DFSORT / Syncsort, IDCAMS, and IBM utilities.
- Experience building data processing utilities and ETL batch processes.
- Strong troubleshooting and debugging skills for batch environments.
- Experience with mainframe z/OS and Horizon platforms, z/OS USS, z/OS Connect, Jenkins, Ansible, IDZ, and/or Eclipse-based software.
- Knowledge of REXX and REXX Skeletons, COBOL, Python, Java, JavaScript, SQL, zOS Connect, and utilities/software from IBM, Broadcom, and BMC.
- Knowledge of the following SCMs: BMC AMI DevX Code Pipeline (ISPW), BMC AMI DevX Workbench, Broadcom Endevor, Rocket Changeman (formerly Serena), IBM Developer for zOS (IDz).
Preferred Skills
- Familiarity with DB2, IMS, VSAM, sequential datasets.
- Experience with File-AID, Easytrieve, ICETOOL.
- Experience with scheduling tools (CA-7, Control-M, TWS).
- Knowledge of automation frameworks (REXX, Python).
- Experience with large-scale data processing / ETL pipelines on mainframe.
- Exposure to mainframe modernization and DevOps initiatives.
- Knowledge of zOS Unix/Unix System Services: Bash, HFS/ZFS Filesystem, Unix Permissions, SSH.
- General knowledge of Java, JavaScript, Python, GitHub, BitBucket, VSCode, Zowe, Confluence, TCP/IP, SPLUNK/ELK.