System Administrator - Singapore - BANKING COMPUTER SERVICES PRIVATE LIMITED

BANKING COMPUTER SERVICES PRIVATE LIMITED Singapore

8 hours ago

Description

Roles & Responsibilities

About BCS

BCS is NETS' wholly owned subsidiary, and is an entity within the NETS Group. It manages and operates clearing and payment infrastructure for the Singapore Automated Clearing House, including Fast And Secure Transfers (FAST), Inter-bank GIRO (IBG), Cheque Truncation System (CTS), and provides services for PayNow and SGQR Central Repository.

Position Summary

The System Administrator will be expected to deliver the IT infrastructure services strategies and to manage infrastructure-related issues which directly or indirectly impact business performance. This includes the evaluation, conceptualisation, development, implementation, maintenance and support of IT infrastructure systems. The incumbent will also be required to review existing work processes and recommend areas of improvement.

Key Responsibilities

System Administration

Perform system administration and maintenance in a heterogeneous environment (production, DR, test) comprising of Sun Solaris servers and Linux-based servers
Perform system upgrade and enhancement on IT infrastructure components
Implement operating system and product-specific security hardening and patches
Monitor obsolescence of IT infrastructure components (systems)
Monitor expiry and perform renewal of system passwords and certificates
Implement a schedule of system backups and database archive operations to ensure data recoverability and business continuity.
Develop and implement disaster recovery plans for IT infrastructure (systems) and conduct regular disaster recovery testing and component switchover exercises to ensure usability of standby and DR equipment
Manage the application User Acceptance Test (UAT) and upkeep the use of UAT environment.
Document middleware platforms and related infrastructure as directed with respect to functionality, maintenance, and administration.
Provides technical support and guidance (level 3) to end-users, and other IT resources.

Incident and Problem Management

Provide second level system support and resolve incidents and problems in accordance to established Service Level Agreement (SLA)
Perform problem diagnosis on incidents and propose and implement measures to prevent recurrence

Change and Release Management

Schedule and release system changes to production environment in accordance to the change management process / procedures
Create deployment packages for application changes using the application deployment tool

Configuration Management

Develop and maintain a comprehensive operating system hardware and software configuration database / library of all IT infrastructure components used in the production environment

Capacity and Performance Management

Perform infrastructure capacity monitoring and planning
Monitor and perform performance tuning to optimize system performance

Process Management

Devise and implement the underlying processes supporting IT service management, in conformance to corporate security policies and guidelines

Project Management and Support

Provide infrastructure (system) support to projects in accordance to the project timeline
Manages infrastructure enhancement / upgrade projects in accordance to established project management guidelines

Documentation

Develop and maintain technical and process documents to upkeep IT infrastructure

Requirements

Qualification

Diploma/Bachelor's Degree in Information Technology or any related discipline
Unix and Linux Certified System Administrator certification

Experience and Technical Skills Set

At least 6 years of experience in system administration and support on Middleware, Unix and Linux systems
Experience in working with SAN for Unix and Linux Platforms
Experience in performing OS hardening and patching
Experience with enterprise backup and system monitoring and management software
Proficiency in scripting for Unix and Linux-based environment to automate tasks
Industry certification for public cloud administration with relevant experience is a plus
Experience in database administration is preferred

Other Criteria

Good written and verbal communication skills
Strong interpersonal skills and able to work independently as well as in a team
Demonstrate good analytical and problem-solving abilities
Self-starter and possess a customer-oriented mindset
Resilient, ability to multi-task and operate in a fast-paced environment
Familiar with data center operations
Provide 24/7 support on a rostered basis
Provide weekend and after office hours support for change implementation (for critical production services)

Tell employers what skills you have

Hardware
Business Continuity
Change Management
SAN
Scripting
Unix
Administration
Information Technology
Problem Management
Configuration Management
System Administration
Performance Tuning
Disaster Recovery
Solaris
Linux
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