IBM Mainframe CICS Support Engineer
Salary: $50,000 – $60,000 per month
Required Technical Skill Set
IBM Z, z/OS, CICS Transaction Server for z/OS, z/OS Connect EE, CICS Application File Control (CAFC), CICS JVM, CICS Performance Analyzer, CICS Configuration Manager, DB2, MQ, RACF, Omegamon, RMF, SMF, Splunk, AppDynamics, DevOps, CI/CD, automation, Ansible, Jenkins, GitHub, REXX, production support, performance management, disaster recovery and operational risk compliance
Desired Experience Range
10+ years of IBM Mainframe / CICS support experience. Candidates with fewer years of experience but strong hands-on CICS expertise will also be considered.
Desired Competencies (Technical/Behavioral Competency)
Must-Have
University degree in Computer Science, Information Technology or a related discipline.
Strong proficiency in IBM Z mainframe system and middleware technologies, including CICS, z/OS, DB2 and MQ.
Hands-on experience with product installation, customization and maintenance of CICS Transaction Server for z/OS and related CICS tools.
Knowledge of RACF security tools and performance monitoring using Omegamon, CICS Performance Analyzer, RMF and SMF.
Excellent problem determination skills, with the ability to detect, investigate and control processing anomalies or system errors.
English is required. Cantonese is preferred for local team communication. Mandarin is beneficial but not mandatory.
Sound analytical, communication and interpersonal skills; proactive, self-motivated and able to work collaboratively in an agile, multicultural environment.
No regular shift requirement; participation in a rotational maintenance support arrangement is required.
Maintenance windows are typically Sunday 00:00–06:00, approximately once every 2 weeks on rotation, generally supported remotely with time-off in lieu after overnight support.
Good-to-Have
Experience with z/OS Connect EE, CICS Application File Control (CAFC), CICS JVM, CICS Performance Analyzer and CICS Configuration Manager.
Banking or financial services industry experience, preferably in enterprise production and mission-critical systems environments.
Knowledge of DevOps principles and CI/CD implementation, including z/OSMF, Ansible automation framework, Jenkins and GitHub.
REXX programming skills and experience automating system changes, housekeeping, monitoring, alerting and capacity planning activities.
Open to both senior and mid-level professionals with strong hands-on platform support experience.
Existing Hong Kong-based candidates are preferred.
Role descriptions / Expectations from the Role
Handle product installation, customization and maintenance of IBM Z products and tools, including CICS Transaction Server for z/OS, z/OS Connect EE, CAFC, CICS JVM, CICS Performance Analyzer and CICS Configuration Manager.
Manage system performance, reliability and availability against service level agreements using tools such as Omegamon, CICS Performance Analyzer, MOI, Splunk and AppDynamics.
Determine and resolve issues across managed systems, including incident investigation, problem resolution and root-cause analysis.
Work closely with global application teams to deliver projects, consultancy services and platform standardisation initiatives.
Provide operations support, including on-call and after-hours support during approved maintenance windows.
Automate operational processes, including CI/CD pipelines, system changes, housekeeping, monitoring, alerting, capacity management and capacity planning.
Ensure compliance with security standards and operational risk requirements.
Develop, manage and maintain comprehensive disaster recovery plans for all managed systems.
Create and maintain installation, configuration and administration documentation.