Diné Development Corporation · 2 hours ago
Senior z/OS CICS Transaction Server System Programmer
Diné Development Corporation (DDC) is a Navajo Nation owned family of companies that delivers IT, professional, and environmental solutions. They are seeking a Senior z/OS CICS Transaction Server System Programmer responsible for planning, installing, upgrading, and maintaining IBM CICS Transaction Server and related software, while ensuring security and performance tuning in a large mainframe environment.
Executive Office
Responsibilities
Plan, install, upgrade, implement, maintain and customize IBM CICS Transaction Server (TS) including Multi-Region Operation and WebSphere Application Server (WAS) consisting of multiple application servers maintained from a central administration point as well as cluster application servers for workload distribution
Plan, install, upgrade, implement, maintain and customize software used as or for Message Broker
For WAS implement an automated build process to provide a simple and convenient method for developers to accomplish builds for development, test, and production environments
Establish CICS/TS intercommunications
Implement WAS authentication and authorization capabilities to secure administrative functions and applications confidentiality
Implement the following CICS/TS facilities to include but not limited to Function Request Shipping, Asynchronous Processing, Transaction Routing, Distributed Transaction Processing, and Web Support Services
Assist and lead as necessary, the design and maintenance of the integrity of production CICS/TS Virtual Sequential Access Method (VSAM) files
Modify CICS/TS systems/regions and associated products as DoD requirements change
Perform integration, regression, and concurrence testing of CICS/TS systems and applications using appropriate testing methods
Provide technical services to the customer on questions and issues relating to the database software maintained on the systems for IBM CICS, Message Queuing (MQ), and WAS including all changes and upgrades. Provide reports to the supported Government POC on customer questions
Diagnose and resolve CICS environment system abends and abnormal operating problems using system logs, and other available logs and documents. This includes creating and interpreting system traces and dumps, job output, and monitoring tools
Provide administration of IBM MQ series, including defining an environment from initial install and determining requirements for channel, manager, and queue settings
Create, define, modify, and understand CICS parameters to be able to create new regions per requested criteria without assistance
Create and maintain backup processing for CICS & MQ and their associated products
Implement security management and auditing with RACF for z/OS
Implement WAS high availability manager service to eliminate single points of failure in any of the application servers
Support DoD Cyber Security requirements, Authority to Operate (ATO) preparation, and security audits
Maintain all CICS/TS system exits written in IBM’s High Level Assembler Language (HLAL)
Analyze CICS, MQ, and WAS software environments to provide performance tuning recommendations and plans
Analyze causes of outages to provide Root Cause Analysis (RCA) reports, give presentations to managements about RCA, and lead mitigation efforts of a team of technicians
Qualification
Required
Active Secret Clearance and eligibility to acquire a Top Secret Clearance is required for this role
Current Top Secret clearance preferred; ability to obtain and maintain a Top Secret clearance required
Bachelor's degree in Science, Technology, Engineering, or Math and seven years' experience with IBM CICS, MQ, and WebSphere products in a large mainframe environment
Or Ten years' experience with IBM CICS, MQ, and WebSphere products in a large mainframe environment
Company
Diné Development Corporation
Diné Development Corporation (DDC) is a family of companies that delivers IT, engineering, and professional services solutions that solve the dynamic challenges of federal agencies.