Xcelligen Inc.

Xcelligen Inc. is a digital transformation and IT services company founded in 2014, specializing in cutting-edge technological solutions for government and commercial clients. Their core services…

Artificial IntelligenceCloud ServicesCybersecurityData AnalyticsDigital TransformationEnterprise ITGovernment SolutionsInnovationxcelligen.com

Xcelligen Inc.

Xcelligen Inc. is a digital transformation and IT services company founded in 2014, specializing in cutting-edge technological solutions for government and commercial clients. Their core services…

Artificial IntelligenceCloud ServicesCybersecurityData AnalyticsDigital TransformationEnterprise ITGovernment SolutionsInnovationxcelligen.com

HQHerndon, US

Team Size21

Open Jobs3

Total Funding-

Latest FundraiseUnknown

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Mainframe z/OS Systems Programmer

On-SiteTexas, US

On-Site • Texas, US

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We are seeking an experienced Mainframe z/OS Systems Programmer (Software Engineer 2) to support legacy mainframe environments and the Mainframe Transformation Team. This role involves expert-level z/OS systems administration, performance tuning, troubleshooting, capacity planning, and support of CICS, IMS, and related mainframe infrastructure.

Responsibilities

Serve as the Subject Matter Expert (SME) for z/OS operating systems and system components.
Provide technical support for planning, testing, and implementing z/OS releases, upgrades, and system changes.
Perform routine mainframe administration, including configuration, break/fix, user account support, security administration, and system maintenance.
Support ISV products such as BlueZone and administer SCLM .
Provide primary administrative support for CICS® and IMS™ environments.
Diagnose platform and software issues; perform root cause analysis and recommend corrective actions.
Monitor system performance and provide input for capacity planning and performance tuning.
Support system-wide parameter and library management activities.
Work closely with Network, Customer Support, and Applications teams for daily operational needs.
Support mainframe integration testing for new products and enhancements.
Provide technical leadership for internal projects impacting z/OS.
Assist with Production Control, Support Jobs, and monthly Job Scheduling.
Support mainframe operations within the State’s Consolidated Data Center Services (DCS).

Required Skills & Experience

5+ years z/OS Systems Programming experience
5+ years experience with JES2, OMVS (Unix System Services), and SMS
3+ years experience with TSS (Top Secret Security)
3+ years experience with performance monitoring and initial analysis
2+ years experience with REXX scripting

Preferred Skills

3+ years experience with:
Informatica Power Exchange Administration (CDC, IMS, VSAM)
z/OS Operations & Networking (VTAM, TCP/IP)
JOBTRAC job scheduling
BlueZone terminal emulator
VTAM/SWITCH session manager
SMP/E, RMF, SMF, WLM, JCL
GRS, VSAM, TSO