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USAA

Senior Infrastructure Engineer – Mainframe

USAA

. Create, modify, maintain, and support infrastructure and integrated system components and solutions enabling IT Services .

Posted 9/15/2026full-timeSan Antonio • Texas • United StatesSenior💰 $114,080 - $218,030 per yearWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in maintaining and supporting IBM z/OS infrastructure, ensuring system availability, performance, and compliance. Proficient in automation, troubleshooting, and implementing security controls while collaborating with cross-functional teams.

Highest-signal resume keywords
IBM z/OS AdministrationAssembler ProgrammingSMP/E Software InstallationRoot Cause AnalysisCloud Technologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Infrastructure ManagementSystem DesignPerformance TuningAutomation DevelopmentDebuggingRisk ManagementCapacity PlanningTechnical DocumentationDisaster RecoveryCompliance Controls
Soft Skills
MentoringCollaborationProblem SolvingCommunication
Tools & Technologies
JCLAnsibleREXXTSO/ERACFSDSFIPCSVSAMIDCAMSCI/CD Pipelines
Industry Keywords
Mainframe InfrastructureIT ServicesBusiness ContinuityEmerging TechnologiesOperational Efficiency

Tech Stack

Tools & technologies
AnsibleCloudPython

About the role

Key responsibilities & impact
  • Create, modify, maintain, and support infrastructure and integrated system components and solutions enabling IT Services
  • Administer and maintain IBM z/OS and supporting software across development, test, disaster recovery, and production environments
  • Plan, install, configure, and support z/OS upgrades, RSU maintenance, SMP/E maintenance, and product deployments
  • Ensure mainframe availability, resilience, performance, and capacity
  • Perform scheduling, monitoring, and operational tooling to improve efficiency and reduce manual effort
  • Support JES2, USS, TSO/E, RACF, HCD/HCM, SMP/E, SDSF, and system utilities
  • Implement security controls, vulnerability remediation, audit findings, and compliance requirements
  • Troubleshoot incidents, perform root cause analysis, and manage infrastructure problems
  • Maintain disaster recovery readiness and support recovery testing and business continuity initiatives
  • Develop and maintain automation using Assembler, REXX, Python, JCL, Ansible, and other platform tooling
  • Partner with application, database, storage, network, security, and vendor teams
  • Create technical documentation, standards, procedures, and engineering runbooks
  • Evaluate emerging technologies and modernization opportunities
  • Design scalable IT infrastructure and oversee system changes, monitoring, tooling, and automated service delivery
  • Resolve complex production issues and lead end-to-end troubleshooting across multiple systems
  • Analyze system failures and recommend solutions to business leaders
  • Establish engineering best practices and experiment with new technologies
  • Mentor and coach engineers on system design, development, and maintenance
  • Develop software-defined infrastructure in code within CI/CD pipelines
  • Identify, measure, monitor, and control risks in accordance with risk and compliance policies

Requirements

What you’ll need
  • Bachelor's degree; OR 4 years of relevant education and/or experience
  • 6 years of infrastructure experience, including mainframe infrastructure and z/OS
  • 4 years of experience creating, modifying, and maintaining infrastructure and individual system components
  • Advanced business acumen in business operations, risk management, industry practices, and emerging trends
  • Proficient understanding of designing scalable IT system infrastructures, implementing system changes, or automating service delivery and maintenance tasks
  • Demonstrated experience with cloud technologies and tools
  • Assembler programming skills, including development, maintenance, and debugging of system-level components
  • Extensive experience with SMP/E software installation, maintenance, service management, and product lifecycle support
  • Knowledge of RACF security administration, auditing, compliance controls, and access management
  • Experience in dump analysis and debugging, including IPCS and system diagnostic tools
  • Advanced problem determination, root cause analysis, performance tuning, and resolution of complex z/OS infrastructure issues
  • Proficiency with IDCAMS, catalog management, VSAM administration, and storage-related utilities
  • US military experience gained through military service or as a military spouse/domestic partner
  • Must not require immigration support or visa sponsorship now or in the future

Benefits

Comp & perks
  • Remote or hybrid flexibility may be available for active-duty military spouses, consistent with policy and business needs
  • Pay incentives may be available based on overall corporate and individual performance
  • 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 assistance