Mainframe Systems Administrator

The Clearing House•Liberty, NY

56d•$120,000 - $135,000•Hybrid

About The Position

The Clearing House is seeking a highly technical Mainframe Systems Engineer to support the performance, reliability, and continued evolution of its mission-critical Unisys ClearPath MCP mainframe environment. This role will focus on systems configuration, programming, infrastructure integration, automation, and troubleshooting across mainframe, Windows, Linux, network, and storage environments. The ideal candidate will bring strong hands-on experience with Unisys ClearPath Libra/MCP systems and the ability to collaborate effectively across Operations, Technology, and Systems Development teams. This is an excellent opportunity to play a key role in supporting and modernizing critical payment infrastructure at one of the nation’s leading payments organizations.

Requirements

Bachelor’s degree in computer science, or a combination of equivalent education and experience in systems configuration, programming, and integration
Knowledge of systems programming concepts such as table and bit manipulation, messaging, queuing, database organization and disk I/O
Experience with Unisys ClearPath Libra mainframe hardware installation and configuration including: OPS console, System Editor, OC Manager, Network connectivity, Storage network connectivity, Software Installation
Experience with Unisys ClearPath Software Series VM based system installation and configuration
General knowledge of Windows networking and iSCSI concepts
Knowledge of the integration of the Microsoft Windows server, Linux server and Unisys mainframe environments
Excellent written and verbal communication skills

Nice To Haves

Knowledge of Unisys MCP mainframe operating environment and utilities including: DMSII, COMS, CCF, Security Center, System Assistant, NX/Services, OLEDB, Secure-Transport, Simple Install, Log Analyzer, CANDE / WFL, Programmer’s Work Bench
MCP based disk mirroring
Filing incidents with Unisys support and providing supporting files such as system and program dumps
Ability to interpret program dumps
Extensive knowledge of the use of LOGANALYZER and the various log entries found in the SUMLOG
Knowledge of Unisys software compilation and patching process including: Obtaining and installing Interim Corrections for MCP, Obtaining and installing Interim Corrections for system software, Compiling system software with local patches
Unisys networking concepts: TCP/IP routing and addressing, Libra network host initialization files, NX/NET as used in the Libra environment, Win RPC
Mainframe storage and SAN setup configuration skills (EMC storage arrays and Cisco MDS switching)
Knowledge of cloud service providers (AWS & Microsoft Azure) and general cloud computing concepts.

Responsibilities

Performing highly technical system configuration and programming.
Installation and configuration of mainframe systems and related devices for network and storage system connectivity
Work collaboratively with other Operations and Technology teams, users, and product stakeholders
Serve as an internal consultant to systems development staff for information on components of the operating system including file management routines, system performance analysis and software enhancements
Develop utility software to perform system or application related automation tasks
Programs and supports mainframe related PC server and desktop scripting
Supports PC server and desktop configuration of applications that interface with mainframes