CareerPlan

Unisys OS 2200 Application Support Specialist

United StatesFull-time$100k2026-10-02 → 2026-11-11
Hybrid · United StatesCitizens or permanent residents only

Core

Provide critical on-call support and incident management for a manufacturing client's core OS 2200 application environment.

Role type

Senior IC mainframe application support specialist

Builds

Maintains stability and uptime for legacy mainframe applications and databases

Domain

Manufacturing / Mainframe Systems

Required skills

OS 2200 application support, COBOL, DMS-1100 database, TIP transaction processing, ECL, MASM, incident triage, change control procedures

Preferred skills

SSG, CTS, DDP, FTP utilities, cross-platform integration (VAX, Oracle, Unix, Java, Windows)

Technologies

OS 2200, DMS-1100, TIP, COBOL, MASM, ECL, VAX, Oracle ERP, Unix, Java, Windows

Responsibilities

Provide on-call response and support for the client's Unisys 2200 application environment; Monitor mainframe databases to ensure data integrity; Triage and assess incidents to distinguish between systems software issues and application anomalies; Implement approved corrections and coordinate with change control procedures; Contribute to ongoing documentation and expansion of the knowledge base; Advise management on technical trends and potential impacts on the application environment

Seniority

Senior, hands-on IC