Senior Mainframe Developer – IMS Database, zOS

USAA

Senior Mainframe Developer building and supporting IBM systems for USAA, a financial services provider serving military members and families. Leading PL/I, IMS, and z/OS solutions.

Posted 8/8/2026full-timeSan Antonio • Texas • 🇺🇸 United StatesSenior💰 $114,080 - $218,030 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates advanced proficiency in PL/I programming and expertise in Job Control Language (JCL) for optimizing batch processes. Capable of leading code reviews, mentoring engineers, and ensuring compliance with risk management policies in a highly regulated industry.

Highest-signal resume keywords

PL/I ProgrammingJob Control Language (JCL)IBM IMS Database (IMS DB)Agile/Scrum DevelopmentMainframe Application Modernization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentAlgorithm DevelopmentEnd-to-End TroubleshootingPerformance TuningREST API/Web ServicesIBM MQIBM DataStageMainframe SchedulersCode ReviewSystem Design

Soft Skills

MentoringTechnical LeadershipCollaborationCommunication

Tools & Technologies

Elastic Monitoring ToolsControl-MIMS zOS

Industry Keywords

Financial ServicesInsuranceBankingRegulated Industry

Tech Stack

Tools & technologies

Cloud

About the role

Key responsibilities & impact

Design, develop, code, and test complex tactical and strategic technical solutions across multiple technologies
Integrate existing systems and tools while collaborating with Engineers or Architects
Lead code and design reviews and communicate updates to stakeholders
Develop complex algorithms to solve business needs
Investigate and resolve complex application, system, and production issues through end-to-end troubleshooting
Mentor and coach engineers on system design, development, and maintenance
Review teammates' code
Help shape domain architecture and quality standards
Identify and optimize system performance issues and technical debt
Ensure business activity risks are identified, measured, monitored, and controlled according to risk and compliance policies
Participate in an on-call rotation for incidents and escalations one week every 5–6 weeks

Requirements

What you’ll need

Bachelor's degree; OR 4 years of relevant education and/or experience
6+ years of software development experience
At least 3 years developing and supporting applications in an IBM mainframe environment
4+ years delivering technology solutions across all phases of the software systems and application development lifecycle
Experience leading code and design reviews
Advanced proficiency in PL/I programming, including code enhancements, debugging, performance tuning, and production support
Expertise in Job Control Language (JCL), including writing, modifying, troubleshooting, scheduling, and optimizing batch processes and job streams
Experience with IMS zOS performance tuning
Experience with IBM IMS Database (IMS DB)
Experience using monitoring and observability tools, including Elastic
Experience working in Agile/Scrum development environments
Experience with IBM MQ
Experience with REST API/web services on mainframe (z/OS Connect)
Experience with mainframe schedulers such as Control-M
Familiarity with COBOL
Experience modernizing legacy mainframe applications or integrating mainframe systems with distributed/cloud platforms
Experience supporting or maintaining IBM DataStage jobs within a mainframe environment
Financial services, insurance, banking, or other highly regulated industry experience
Experience mentoring junior developers and providing technical leadership
US military experience through military service or as a military spouse
Must not require visa sponsorship or immigration support now or in the future

Benefits

Comp & perks

Comprehensive medical, dental and vision plans
401(k)
Pension
Life insurance
Parental benefits
Adoption assistance
Paid time off program
Paid holidays
16 paid volunteer hours
Wellness programs
Career path planning
Continuing education
Relocation assistance is not available for this position