We are seeking an experienced
Senior System Administrator
to provide specialist technical leadership within a large and complex enterprise environment. The successful contractor will bring strong expertise across
Unix Solaris
,
RedHat Linux
, and enterprise hosting platforms, and will also be required to perform
2IC duties
and provide guidance to a small team of system administrators.
The ideal candidate will be
self-motivated, enthusiastic, results-oriented
, and possess excellent communication and interpersonal skills.
Role Duties
The contractor will act as a technical lead and will be responsible for the following activities:
* Lead and support a small team of system administrators as required (2IC function).
* Administration of
Solaris Virtual Platforms
(Logical Domains, Containers) and
RedHat Linux
environments (including Docker/Podman virtualisation).
* Provide proactive monitoring of servers and services.
* Administration of
Oracle, Ingres, and PostgreSQL
database platforms.
* Administration of
Tuxedo Middleware
and
Web Server
environments.
* Maintain current knowledge of server infrastructure, operating systems, database environments, and associated software.
* Conduct periodic
disaster recovery testing
.
* Manage
hardware upgrades
, software licensing renewals, and maintenance renewals (including contract management).
* Prepare and maintain high-quality systems documentation and reporting.
* Provide technical advice to clients on hosting services and solutions.
* Deliver timely and detailed written and verbal advice on software, hardware, and security matters.
* Perform server build configuration, capacity planning, and proactive server monitoring.
* Configure and administer
Puppet Enterprise
and
RedHat Satellite
management platforms.
Responsibilities include:
* Technical administration of Solaris and RedHat Linux environments
* Technical administration of Oracle, Ingres, PostgreSQL, WebLogic database platforms
* Technical advice for supported clients.
* Regular reporting for software currency and availability information
* Perform actions as part of the rotating weekly duty roster, including being part of either morning duty or afternoon duty and on-call.
* Provide technical solutions including estimates to clients.
* Vulnerability Scanning and Annual capacity planning,
* Periodic disaster recovery testing
Candidate Requirements
* Demonstrated experience delivering
Application Hosting – Unix (AHU)
services for large corporate Solaris and RedHat environments.
* Proven ability to lead and support a small technical team.
* Strong analytical and problem-solving skills.
* Effective communication skills with the ability to provide clear, accurate technical guidance.
Interested candidates are invited to email their application to:
or apply below directly