Title: Mainframe High Availability Engineer
Location: Fully Remote (EST/CST candidates only)
Work Mode: Remote
We are seeking an experienced Mainframe High Availability Engineer to support mainframe enhancements, production stability, and high-availability operations. The ideal candidate will have strong mainframe development skills, hands-on production support experience, and expertise in root-cause analysis, change management, testing, and technical documentation.
Analyze, develop, review, and implement code or configuration changes for assigned mainframe enhancements and production fixes.
Ensure changes meet established technical requirements, quality standards, and agreed acceptance criteria.
Prepare and maintain test evidence, implementation plans, and backout procedures for every change.
Diagnose and resolve escalated production incidents in a high-availability mainframe environment.
Document troubleshooting activities, resolutions, escalation paths, and root-cause analysis (RCA) findings.
Update operational runbooks and technical documentation as required.
Link all deliverables to the assigned team work items and provide regular status updates.
Participate in multi-party code reviews, change reviews, and knowledge-transfer sessions.
Support reliable system operations while minimizing service disruptions and operational risks.
Hands-on experience in Mainframe Development and High-Availability Environments.
Strong production support, incident troubleshooting, and root-cause analysis skills.
Experience delivering mainframe code enhancements, fixes, or configuration changes.
Knowledge of change management, implementation planning, and backout procedures.
Experience preparing test evidence and technical implementation documentation.
Ability to work with formal acceptance criteria and structured review processes.
Strong analytical, problem-solving, documentation, and communication skills.
Ability to collaborate with technical teams and provide effective knowledge transfer.
Technical analysis documents.
Reviewed mainframe code or configuration changes.
Test results and supporting evidence.
Implementation and backout notes.
Root-cause analysis reports.
Updated operational runbooks and knowledge-transfer documentation.
