Mainframe Administrator (DW25111037)

Datawiz•Arlington, VA

57d

About The Position

Datawiz , a GTSC company, seeks a highly experienced and motivated Mainframe Systems Administrator to lead technical support and management for IBM z/OS mainframe-based solutions. This position requires a deep understanding of mainframe operations, system integration, and advanced troubleshooting capabilities. The ideal candidate will have a blend of technical expertise, strong communication skills, and experience in financial services or similar environments.

Requirements

BA/BS in Computer Science, Engineering, or an equivalent combination of education or experience.
Six or more years of experience in mainframe operations management, including TCPIP and VTAM configuration and debugging.
Advanced knowledge of z/OSMF, AT-TLS rules, IPSEC policies, SMP/E, TSO/ISPF, SDSF/ISPF, and LPAR management.
Strong understanding of standard systems integration tools and practices.
Strong analytical skills with the ability to troubleshoot and resolve complex issues.
Excellent written and oral communication skills, with the ability to convey technical concepts to various audiences.
You must be a US citizen or national.
You must be able to clear a Federal background check that includes a review of your financial obligations.

Nice To Haves

Experience in a financial services environment.

Responsibilities

Provide senior-level technical support for IBM z/OS mainframe systems, including installation, implementation, administration, and maintenance.
Perform problem determination and resolution, including system dump analysis and root cause identification for outages and system issues.
Collaborate with team members and vendors to capture and analyze system dumps, apply system fixes and patches, and coordinate testing and roll-out of new system versions.
Install, maintain, and customize operating systems and third-party ISV system software.
Configure, debug, and maintain TCPIP and VTAM subsystem configurations.
Prepare and install system software, adhering to vendor and site-specific installation protocols.
Participate in the installation, implementation, and performance testing of IBM z/OS Parallel Sysplex systems, including shared and cluster queues.
Manage LPAR environments and ensure the reliability and integrity of large-scale systems.
Work closely with technical teams, internal stakeholders, and vendor support to ensure seamless roll-out of new systems and solutions.
Effectively communicate technical issues and solutions with staff, customers, and other IT personnel at all levels.