Mainframe Infrastructure Engineer - CICS Programmer

Salary: $93,770 - 179,240 per year Requirements:

• Bachelors degree, or four years of relevant education and/or experience.
• Four years of infrastructure experience, including a strong understanding of mainframe infrastructure and z/OS.
• Proficiency with JCL, REXX, and other mainframe scripting or programming languages.
• Business knowledge of operations, risk management, industry practices, and emerging trends.
• Knowledge of designing scalable IT infrastructure, implementing system changes, or automating service delivery and maintenance.
• Preferred: Expertise installing, configuring, and maintaining mainframe products, including independent software vendor products and upgrades.
• Preferred: Experience with SMP/E and in-depth knowledge of z/OS configuration, maintenance, and tuning.
• Preferred: Familiarity with z/OS subsystems such as DB2, MQ, JES2, z/OS Connect, IMS, and TCP/IP.
• Preferred: Experience with performance tuning and monitoring tools such as RMF, Intellimagic, or BMC Mainview.
• Preferred: Familiarity with Assembler, PL/I, security tools such as RACF, automation, job scheduling, monitoring, disaster recovery, and mainframe hardware and architecture.
• Preferred: U.S. military experience through military service or as a military spouse or domestic partner.
• We do not provide visa sponsorship for this position; applicants who need immigration support now or in the future are not eligible for the role.

• Install, configure, upgrade, and maintain CICS Transaction Server and related software, including applying patches, fixes, and releases using tools such as SMP/E.
• Monitor CICS performance, identify bottlenecks, and tune regions to meet service-level agreements using tools such as Intellimagic, RMF, and BMC Mainview.
• Diagnose and resolve complex system and application issues, analyze dumps, and collaborate with application developers and vendors.
• Support application development teams by setting up and managing CICS regions and defining application resources.
• Integrate CICS with other z/OS subsystems, including DB2 and MQ.
• Implement and maintain CICS security protocols and assist with disaster recovery planning, testing, and execution.
• Develop and implement automation, including REXX scripts, to streamline system management and improve efficiency.
• Design scalable IT infrastructure, implement system changes, automate service delivery and maintenance, and build system monitoring and tooling.
• Independently troubleshoot complex production issues, analyze outages, recommend improvements, and identify opportunities to strengthen systems.
• Understand customer needs and identify solutions; evaluate potential technology solutions with some oversight.
• Identify, measure, monitor, and control risks in accordance with applicable risk and compliance policies and procedures.
• Share responsibility for on-call support, upgrades, updates, migrations, and patching, and support the needs of various business lines.

• CICS
• Hardware
• IMS
• Support
• JCL
• PL/I
• Security
• TCP/IP
• DevOps
• IBM

More:

We are hiring a Mid-Level Mainframe Infrastructure Engineer – CICS Systems Programmer for our Mainframe Infrastructure team. Our mission is to help members achieve financial security through competitive products, exceptional service, and trusted advice, with a focus on the military community and their families. This role supports a complex environment of more than 700 CICS regions that underpin mission-critical, high-volume online transactions. The work is typically dynamic and may require after-hours or on-call support. The position is based in San Antonio or Plano, Texas, and requires working in the office four days per week; relocation assistance is not available. We may offer remote or hybrid flexibility to active-duty military spouses, subject to policy and business needs. The salary range is $93,770–$179,240, with actual pay varying by location and experience; eligible employees may also receive performance-based incentives. Our benefits include medical, dental, and vision coverage, a 401(k), pension, life insurance, parental benefits, adoption assistance, paid time off and holidays, 16 paid volunteer hours, wellness programs, career-path planning, and continuing education. Applications are accepted until the position is filled. We are an equal opportunity employer and consider qualified applicants without regard to protected characteristics.

last updated 43 week of 2026