全职 Unix Administrator (Contract) Rotational shift 工作, 薪水 up to SGD 10,500, ICON OUTSOURCING 公司招聘中 - Ricebowl

Responsibilities:
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 switch over exercises to ensure usability of standby and DR equipment

Manage the application User Acceptance Test (UAT) and upkeep the use of UAT environment

Provides technical support and guidance (level 3) to end-users, and other IT resources.

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

Requirements:
Bachelor’s degree in information technology, Information Systems, Computer Science, or a related field

Minimum 6 - 8 years of experience in system administration and support in 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

Proficient in scripting for Unix and Linux-based environments to automate tasks

Familiar with database administration and data centre operations will be an advantage

Provide 24/7 support on a rostered basis.

Provide weekend and after office hours support for change implementation (for critical production services)

Shift timings:
1st shift - 7am to 4pm (Mon-Fri)

2nd shift - 2pm to 11pm (Mon-Fri)

3rd shift - 10.30pm to 7.30am (Mon-Fri)

4th shift - 7.30am to 7.30pm (Sat-Sun)

5th shift - 7.30pm to 7.30am (Sat-Sun

Professional Certifications

Unix and Linux Certified System Administrator certifications

Industry certification for public cloud administration preferred
ICON OUTSOURCING