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System Administrator Job Opening In Singapore, Singapore – Now Hiring ELLIOTT MOSS CONSULTING PTE. LTD.


Job description

You will administer and support Java application middleware across Apache Tomcat and Oracle WebLogic environments.

The role focuses on environment build, configuration, hardening, deployment support, monitoring, and troubleshooting across Dev/QA/Prod .

You'll partner with application teams, DBAs, network/security, and DevOps to ensure secure, reliable, and performant services.

Key Responsibilities

  • Environment Build & Configuration
    Install, configure, and maintain Tomcat instances (service wrappers, JVM settings, thread pools, virtual hosts, context paths, HTTP/HTTPS connectors).

Configure WebLogic domains, admin/managed servers, clusters, data sources (JDBC), JMS, connection pools, and node managers.

Implement SSL/TLS , manage keystores/certificates, and enforce secure cipher suites and protocols.
- Deployment & Release Support
Support deployment of Java applications (WAR/EAR) across Dev/QA/Prod.

Integrate application services with APIs , databases, and SFTP endpoints.

Automate repeatable tasks (startup/shutdown, deployments, health checks).
- Operations, Monitoring & Troubleshooting
Proactively monitor application and middleware health; configure logging and log rotation.

Integrate and tune alerts with tools such as Splunk (logging/observability) and Tenable (vulnerability posture).

Diagnose and resolve incidents related to JVM performance, memory leaks, thread contention, connection pooling, and deployment failures.

Implement and maintain high availability & load balancing configurations.
- Security & Compliance
Apply OS and middleware security patches and updates on a regular cadence (Windows & Linux).

Remediate vulnerabilities; maintain configuration baselines aligned to security standards and hardening guides.

Manage certificate renewals and secrets/keystore hygiene.
- Platform & Infrastructure Administration
Support Windows Server services (WSUS, basic file/NTFS permissions) and Linux administration for middleware hosts.

Active Directory basics: user/groups, GPO awareness, DNS entries relevant to app hosting.

Manage Symantec Endpoint Protection Manager (SEPM) policies on servers.
- DevOps & Automation
Use GitLab (CI/CD) for pipeline-driven deployments where applicable.

Leverage Docker for packaging middleware tools/utilities; use Terraform for IaC in supported environments.

Contribute to runbooks, SOPs, and environment documentation.
- Service Management
Handle user requests and operational queries within SLAs.

Participate in problem reviews/RCAs and drive continual service improvement.

Required Qualifications & Skills

  • 3–6 years' hands-on experience administering Tomcat and/or WebLogic in enterprise environments.

  • Strong knowledge of Java application hosting , JVM tuning, JDBC data sources, and web security (SSL/TLS, certs, ciphers).

  • Proficiency with SQL fundamentals for connectivity/health checks (any RDBMS).

  • Solid experience with Linux (RHEL/CentOS/Ubuntu) and Windows Server basics.

  • Experience with logging/monitoring (e.g., Splunk) and vulnerability tooling (e.g., Tenable).

  • Familiarity with GitLab CI/CD , Docker , and Terraform (working level).

  • Scripting in Bash and/or PowerShell for automation.

  • Strong troubleshooting, documentation, and stakeholder communication skills.

Required Skill Profession

Other General


  • Job Details

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Unlock Your System Administrator Potential: Insight & Career Growth Guide


Real-time System Administrator Jobs Trends (Graphical Representation)

Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph here. Uncover the dynamic job market trends for System Administrator in Singapore, Singapore, highlighting market share and opportunities for professionals in System Administrator roles.

1585 Jobs in Singapore
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Are You Looking for System Administrator Job?

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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at ELLIOTT MOSS CONSULTING PTE. LTD. adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Singapore laws and regulations

What Is the Average Salary Range for System Administrator Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Singapore. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

What Are the Key Qualifications for System Administrator?

Key qualifications for System Administrator typically include Other General and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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To improve your chances of getting hired for System Administrator, consider enhancing your skills. Check your CV/Résumé Score with our free Tool. We have an in-built Resume Scoring tool that gives you the matching score for each job based on your CV/Résumé once it is uploaded. This can help you align your CV/Résumé according to the job requirements and enhance your skills if needed.

Interview Tips for System Administrator Job Success

ELLIOTT MOSS CONSULTING PTE. LTD. interview tips for System Administrator

Here are some tips to help you prepare for and ace your System Administrator job interview:

Before the Interview:

Research: Learn about the ELLIOTT MOSS CONSULTING PTE. LTD.'s mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

Make a Great First Impression: Greet the interviewer with a handshake, smile, and eye contact.

Confidence and Enthusiasm: Project a positive attitude and show your genuine interest in the opportunity.

Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

Ask Prepared Questions: Demonstrate curiosity and engagement with the role and company.

Follow Up: Send a thank-you email to the interviewer within 24 hours.

Additional Tips:

Be Yourself: Let your personality shine through while maintaining professionalism.

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Be Positive: Focus on your strengths and accomplishments.

Body Language: Maintain good posture, avoid fidgeting, and make eye contact.

Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your System Administrator interview at ELLIOTT MOSS CONSULTING PTE. LTD., research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the ELLIOTT MOSS CONSULTING PTE. LTD.'s products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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