Rappa Gerald Christopher
Summary
Seeking proficiency in area of IT controls and enhancing skills in areas of process managements.
Service delivery and operational expertise across numerous technologies disciplines, cultures and geographies. 20+ Years of technology experience spanning operations, administration, development, incident resolution, security, performance, resilience, service and program management. Excellence delivering mission critical assignments with large customer regulatory reputational, and/or financial impact. Managed organizations and programs ranging from infrastructure operations, service improvement/process maturity, new product implementations, threat response, and $50M-60M cross-discipline infrastructure and application development programs in Asia, Ceemea, Europe, Japan, U.K., and Latin America. Energetic Senior Architect enthusiastic about developing deeper understanding of engineering design and leadership. Natural leader and networker with hardworking, resourceful and competitive nature. 20 Years of experience in data center migration and build. Seasoned Engineering Manager seamlessly integrates project technical aspects and makes information relatable to non-technical personnel. Experienced leader and program manager with 20-year history in field. Clear communicator, decision maker and problem solver. Goal-driven Engineering Manager focused on project management and strategic planning. Solid track record of success with 34 years in data center operations. Top notch negotiator and relationship builder. Detail-oriented Computer Systems Engineer committed to improving system design and operations for reliable workflow management. Researches and implements budget-conscious security and encryption solutions to protect user privacy and increase overall network health. Creates easy-to-follow guidelines and troubleshooting documentation for non-technical staff. Hardworking and passionate job seeker with strong organizational skills eager to secure entry-level managerial position. Ready to help team achieve company goals. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy. To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills.
Overview
36
36
years of professional experience
Work History
Project Deployment Infrastructure & Support
CITIBANK N.A
02.2000 - 03.2024
- Stringent and demanding role to keep production/development environment in good auditable health.
- Reduction of production issues by logically analyzing and recommending solutions
- Enhancement of existing production processes for better performance
- Manage all phases of project implementation for wide range of Citibank products requiring good communication from all levels and various departments.
- Improved infrastructure stability by implementing proactive monitoring and issue resolution strategies.
- Developed automation scripts to increase efficiency in routine tasks and reduce human error.
- Managed multiple simultaneous projects effectively within tight deadlines without compromising quality or exceeding budget constraints.
- Evaluated existing procedures and made proactive adjustments to meet changing demands.
- Collected project information and disseminated to appropriate stakeholders.
- Developed proposals for clients outlining project scope and timeline.
- Managed and monitored installed systems for highest level of availability.
- Ensured business continuity through thorough disaster recovery planning and testing procedures.
- Mentored junior team members, sharing knowledge of best practices and providing guidance on complex tasks.
- Evaluated emerging technologies for potential benefits in enhancing system performance or reducing costs within the organization''s IT infrastructure framework.
- Reduced downtime, troubleshooting hardware and software issues in a timely manner.
- Spearheaded cloud migration projects, ensuring a smooth transition with minimal impact on end-users'' experiences.
- Provided technical support for end-users, resolving issues promptly to minimize disruptions to daily operations.
- Facilitated effective communication between IT teams during major incidents by establishing clear protocols for reporting updates.
- Oversaw 20-strong team of engineering personnel.
- Facilitated installation processes to deliver project requirements on time.
- Participated in development meetings for high-value customers and business operations updates.
- Coordinated engineering team for projects in commercial and industrial development.
- Worked with different engineers like CICS, MVS, Storage, Network, Capacity and DB2 team to accomplish technical aspects of projects.
- Provided 2nd and 3rd level technical support and troubleshooting to internal and external clients.
- Participated in system development life cycle from requirements analysis through system implementation.
Production Controller
Citibank NA
01.1995 - 01.2000
- Manage all phases of project implementation for wide range of banking products requiring good communication from all levels and various departments
- Assess product team needs, develop specifications and requirements, plans and implement projects from initial conceptual design through system setup, final delivery and live system roll out to live production systems
- Stringent and demanding role to keep production environment in good auditable health.
- Reduction of production issues by logically analyzing and recommending solutions
- Enhancing existing production processes for better performance.
- Developed systems to expedite production and cut costs by 20 %.
Data Center Operator
CITIBANK N.A
03.1990 - 01.1995
- Coordinating and managing consumer banking, credit cards and private banking systems
- Batch operation.
- Lead a team of 6 operators on rotating shifts.
- Went to Hong Kong to study their data center and later migrated it to Singapore.
- Improved data center efficiency by monitoring and maintaining optimal environmental conditions.
- Collected and reported technical metrics to identify improvement opportunities.
- Developed comprehensive training materials for new hires, expediting their integration into the team''s workflow while reinforcing adherence to established standards.
- Supported business continuity planning efforts by identifying potential risks to the data center''s operations and developing strategies to mitigate their impact.
- Annually conducted business continuity procedure testing to prepare for unplanned emergencies and test contingency plans.
- Regularly referenced reports or system operations, task lists, problems and resolution updates.
- Improved overall user experience through support, training, troubleshooting, improvements and communication of system changes.
- Identified innovative tools, technology, and processes to improve processing efficiency.
- Regularly assessed safety hazards within the facility following prescribed guidelines which helped maintain a safe working environment for all staff members.
Computer Operator
Singapore Pools
01.1988 - 03.1990
- Manage the data processing.
- Do daily backup.
- Monitor the system activities.
Education
Skills
- Team player
- Result driven
- Problem solving skills
- Pleasant personality
- Keen learner
- Training and mentoring
- Compliance understanding
- Technology Integration
- Communication and Team Collaboration
- Technical Guidance
Accomplishments
- Directed Rainbow project with $10 million budget.
- Managed up to 15 projects at a time.
- Developed Changeman control process resulting in better control of code and jcls implementation in production.
- Earned "multi Star" Award for project implementation.
- Collaborated with team of 30 in the development of multiply projects from creating new datacenter and business enhancements project.
- Achieved smooth translation of jcls by introducing jclplus for moving jcls from development, user testing to production tasks.
- Achieved successful projects through effectively helping with teamwork
Age
54
Office Products
- Microsoft Word
- Microsoft Excel
- Microsoft Office
- Microsoft Windows NT
- Lotus
Mainframe Products
- ADDRDSSU AF Operator
- CA-VIEW
- Changeman
- CICS
- DFSORT
- Connect–Direct
- CONTROL-D
- Control-M
- DHSM tools
- IDCAMS
- JCL
- JobScan
- OPC
- OS390 OS
- ProJCL
- RACF
- Star Tools
- Strobe
- VSAM
- XCOM
Personal Information
- Date of Birth: 06/22/63
- Gender: Male
- Nationality: Singaporean
References
- Susan Kwek, susan.kwek@citi.com
- Reddy Srinivasa, srinivasa.reddy@citi.com
- Simon Chiang, simon.chiang@citi.com
- Ramakantha Acharya, ramakantha.acharya@citi.com
Walking
Best way to relax and spend time with my son by going for a walk at the beach or nature park around Singapore
Languages
Malay
Elementary (A2)
English
Bilingual or Proficient (C2)
Timeline
Project Deployment Infrastructure & Support
CITIBANK N.A
02.2000 - 03.2024
Production Controller
Citibank NA
01.1995 - 01.2000
Data Center Operator
CITIBANK N.A
03.1990 - 01.1995
Computer Operator
Singapore Pools
01.1988 - 03.1990
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