Senior Unix Systems Engineer — 24x7 Enterprise Ops

NIVABIZ PTE. LTD.; Singapore; On-site; SGD 100,000 - 145,000; Full time

Job summary

NIVABIZ PTE. LTD. in Singapore is seeking an experienced Unix Engineer to manage Unix and Linux systems in a 24x7 enterprise environment. You will monitor, troubleshoot, deploy updates, and ensure service levels and business continuity.

Candidates should have hands-on experience with Red Hat, Solaris, and clustering, plus scripting skills in Perl/Ruby/AWK. Travel to other offices in Singapore may be required.

Qualifications

• Minimum Diploma in Information Technology, Computer Science, or an equivalent discipline.
• At least three years of relevant working experience in Unix, Linux, Solaris, Red Hat, AIX, or SUSE administration within an enterprise environment.
• Strong knowledge and hands-on experience with Red Hat Clustering and Oracle Solaris Clustering.
• Strong knowledge and experience with scripting tools or languages such as Perl, Ruby, and AWK.
• Relevant knowledge and experience with SolarWinds.
• Knowledge of Microsoft technologies such as Windows Server, Active Directory, and Group Policy will be advantageous.
• Strong troubleshooting and root-cause-analysis skills.
• Ability to work effectively within a 24x7 enterprise operational environment.
• Ability to coordinate with internal stakeholders and third-party vendors.

Responsibilities

• Support IT infrastructure operating on Unix platforms.
• Provide technical expertise in troubleshooting server and application issues and identifying their root causes.
• Deploy Unix/Linux packages and bug fixes across testing, pre-production, and production environments.
• Manage the daily operational administration of Unix, Linux, Solaris, Red Hat, AIX, and SUSE systems according to business requirements and service levels.
• Follow established change-management requirements for all change requests.
• Manage operational changes through the change-request process and provide status reports to relevant stakeholders.
• Provide Level 1 and Level 2 operational support for Unix, Linux, Solaris, Red Hat, AIX, and SUSE systems.
• Perform Level 1 troubleshooting for third-party applications used to support the infrastructure.
• Coordinate and follow up with third-party vendors until technical issues are resolved.
• Participate in audit activities and respond to audit findings.
• Respond promptly to system incidents, security alerts, and technical investigations.
• Deliver temporary or permanent resolutions for escalated incidents.
• Provide timely status updates and incident reports to relevant stakeholders.
• Ensure service levels meet the required standards.
• Propose and implement corrective action plans when required.
• Implement service-continuity measures, including system backup and restoration procedures and disaster-recovery plans.
• Support other Unix and Linux administration activities.
• Perform certain activities outside regular working hours when required, including system patching.
• Ensure that all technical and operational documentation is properly maintained and updated.
• Perform other related duties as required or assigned.
• Travel occasionally to other offices within Singapore, depending on operational requirements.

Skills

Unix admin

RH/Solaris Clustering

Perl/Ruby/AWK

SolarWinds

Root-cause analysis

Windows Server/AD

Education

Diploma in IT/CS

Tools

RH Clustering

Solaris Clustering

AWK

Job description

NIVABIZ PTE. LTD. in Singapore is seeking an experienced Unix Engineer to manage Unix and Linux systems in a 24x7 enterprise environment. You will monitor, troubleshoot, deploy updates, and ensure service levels and business continuity.

Candidates should have hands-on experience with Red Hat, Solaris, and clustering, plus scripting skills in Perl/Ruby/AWK. Travel to other offices in Singapore may be required.