System Administrator (M365, Linux, WebSphere,VMWare, Cloud) (ID: 676139) - #1096243

System Administrator - Middleware & Infrastructure

We are seeking a skilled and proactive System Administrator to manage, maintain, and support our diverse IT infrastructure.

This role encompasses a wide range of responsibilities, including server installation, middleware management, backup operations, system monitoring, and cloud infrastructure support. The ideal candidate will possess a strong technical background across various operating systems, middleware platforms, and virtualization technologies.

Key Responsibilities:

• Server Installation & Configuration:

o   Install and configure new servers, rebuild existing ones, and set up hardware, peripherals, services, settings, directories, and storage in accordance with organizational standards and project requirements.

o   Develop and maintain installation and configuration procedures to ensure consistency and efficiency.

• Middleware & Application Support:

o   Manage, maintain, and support middleware and application software implementations and solutions, including:

§  WebSphere Application Server

§  WebSphere Message Queue

§  IBM Integration Bus (formerly WebSphere Message Broker)

§  IBM MessageSight

§  IBM DataStage

§  IBM Cognos

§  Solace

§  RabbitMQ

o   Script application deployment, daily monitoring, and automation tasks to enhance operational efficiency.

Backup & Recovery Operations:

• Develop and maintain backup policies and schedules according to operational and business requirements.

• Perform daily backup operations, ensuring all required file systems and system data are successfully backed up, recovery tapes or disks are created, and media is recycled and sent off-site as necessary.

• Utilize IBM Tivoli Storage Manager (TSM) for backup and recovery tasks.

System Monitoring & Maintenance:

• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems, and key processes.

• Review system and application logs, and verify completion of scheduled jobs such as backups and related administration tasks.

• Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure/add new services as necessary.

Security & Compliance:

• Review and evaluate software security and its related risks. Plan and implement security patching as needed to safeguard systems.

Cloud Infrastructure Support:

• Demonstrate working knowledge of cloud infrastructure, including deployment, monitoring, and optimization of cloud resources.

Technical Support & Consultation:

• Provide 24/7 technical support per request from various constituencies. Investigate, troubleshoot issues, and provide professional recommendations and solutions.

• Develop an in-depth knowledge of the system’s infrastructure and its integration with various applications. Provide professional consultations and solutions as necessary.

Technical Expertise & Knowledge:

• Operating Systems:

• Windows Server

• Linux (Red Hat Enterprise Linux, Ubuntu, CentOS)

• AIX

Middleware:

o   WebSphere Application Server

o   WebSphere Message Queue

o   IBM Integration Bus (IIB)

o   IBM MessageSight

o   IBM DataStage

o   IBM Cognos

o   Solace

o   RabbitMQ

Backup Software:

o   IBM Tivoli Storage Manager (TSM)

• Storage:

o   V7000/V9000 SAN

• Virtualization & Cloud:

o   VMware ESXi

o   Red Hat Virtualization

o   Cloud infrastructure (AWS, Azure, or similar)

Other Technologies:

o   Business Objects Enterprise (BOE)

o   Web Servers (Apache, Nginx)

o   High Availability Clustering (HACMP/PowerHA)

o   Hardware Management Console (HMC)

o   Storage Area Network (SAN) Switches

Qualifications/Required experience and skills:

• Bachelor’s degree in computer science, Information Technology, or a related field.

• Minimum of 5 years of experience in system administration, with a focus on middleware and infrastructure management.

• Relevant certifications (e.g., Red Hat Certified Engineer, VMware Certified Professional, IBM Certified Administrator) are advantageous.

• Strong scripting skills (e.g., Shell, Python, PowerShell) for automation tasks.

Interested candidate who wish to apply for the advertised position, please click on “Apply Now”. 

We regret that only shortlisted candidates will be notified.

EA License NO.: 01C4394

By sending us your personal data and curriculum vitae (CV), you are deemed to consent to PERSOLKELLY Singapore Pte Ltd and its overseas subsidiaries and affiliates collecting, using and disclosing your personal data to prospective employers/companies based in any country for purposes of evaluating suitability for employment, conducting reference checks, administering employment related services and such other purposes stated in our privacy policy. Our full privacy policy is available at www.persolkelly.com.sg. If you wish to withdraw your consent, please drop us an email to let us know. Please feel free to contact us if you have any queries