Senior Mainframe Systems Programmer - ADABAS

Role overview

Maintain and optimize customer mainframe database environments built around ADABAS and Natural. This senior specialist role covers upgrades, administration, performance tuning, troubleshooting, onboarding, and recovery planning, with scheduled 24/7 on-call coverage and careful documentation and change control.

Responsibilities - Upgrade, configure, maintain, and administer ADABAS, Natural, and related products. - Handle database definitions, backups and restores, space monitoring, reorganizations, and routine maintenance. - Diagnose production issues, resolve performance problems, and conduct database reviews and tuning. - Maintain disaster recovery procedures and support planned and emergency recovery activities. - Work with vendors to resolve product questions and issues; apply licenses, fixes, and service packs. - Support customer onboarding and requests, document completed work, and follow change-management procedures. - Participate in a scheduled 24/7 on-call rotation and coordinate priorities across a large, multi-database environment.

Requirements - Bachelor’s degree or equivalent work experience. - At least ten years of professional ADABAS/Natural experience in administration and systems programming support. - Extensive knowledge of ADABAS administration, Natural Security, Fast Path, database design, FDTs and DDMs, and performance tuning. - Experience with ADABAS and Natural utilities, archive and change-accumulation logging, ADARUN parameters, buffer pools, and protection or command logging. - Ability to establish and apply database management, security, maintenance, utilization, and disaster recovery procedures. - Experience troubleshooting production systems and supporting recovery in large, continuously operated environments. - Strong communication, customer support, and independent work skills; able to manage competing priorities under pressure.

Benefits and work setup Remote work is encouraged when client needs do not require an on-site visit, with flexible scheduling. Listed benefits include paid leave, health coverage, retirement matching, family-forming support, parental leave, education or student-loan assistance, sabbatical leave, and a wellness program.