• Manage and operate platform services within a tenant environment above the hypervisor layer.
• Ensure the reliability, security, availability, and operational readiness of container platforms and enterprise COTS solutions, including MongoDB, NGINX, MQTT, IBM MQ, ArcGIS, and related technologies.

Key Responsibilities

Platform Operations & Administration

• Administer, monitor, and maintain platform services, including container platforms, middleware, databases, messaging systems, and runtime components.
• Provide Day 2 operational support, including incident management, troubleshooting, root cause analysis (RCA), and problem resolution.
• Install, configure, patch, upgrade, and maintain operating systems (RHEL and Windows Server) and platform software.
• Optimize platform performance through tuning, capacity planning, and resource management.
• Perform backup, recovery, and restoration of platform services and COTS applications.
• Maintain service availability and operational readiness across Development, Test, Staging, and Production environments.

Container Platform & COTS Administration

• Deploy, configure, maintain, and patch container platforms and runtimes, including Kubernetes, Podman, and Docker.
• Install, administer, and support enterprise COTS solutions, including:
  • MongoDB
  • Microsoft SQL Server (MSSQL)
  • NGINX
  • Apache HTTP Server
  • IBM MQ
  • MQTT Brokers
  • Apache Kafka
  • ArcGIS
  • Keycloak

Security & Compliance

• Implement infrastructure hardening in accordance with CIS Benchmarks and Singapore Government security standards.
• Manage user access, authentication, and authorization in compliance with organizational security policies.
• Support IT governance, regulatory compliance, security audits, and risk assessments.
• Participate in disaster recovery planning, validation, and execution activities.

Cross-Functional Collaboration

• Work closely with Application, DevOps, Security, and AFE teams to resolve platform-related issues.
• Coordinate with infrastructure providers and vendors to troubleshoot network, firewall, load balancer, and connectivity issues.
• Support onboarding, deployment, and integration of new applications and platform services.
• Contribute to technical reviews, operational improvements, and service enhancement initiatives.

Platform Maintenance & Lifecycle Management

• Plan, test, and deploy platform patches, middleware updates, security fixes, and version upgrades.
• Perform platform lifecycle management to maintain supported and secure environments.
• Execute infrastructure changes in accordance with approved change management processes.
• Develop rollback and contingency plans to ensure operational continuity during major changes.

Monitoring, Observability & Reliability

• Configure and maintain platform monitoring, logging, and observability solutions.
• Continuously monitor platform health, performance, resource utilization, and service availability.
• Analyze trends to proactively identify performance bottlenecks, capacity constraints, and reliability risks.
• Support centralized logging and diagnostics to facilitate efficient troubleshooting.

Documentation & Continuous Improvement

• Maintain accurate and up-to-date SOPs, infrastructure documentation, maintenance records, and change logs.
• Prepare operational reports covering system performance, capacity utilization, and preventive maintenance activities.
• Identify and implement automation opportunities and operational improvements to enhance platform reliability and efficiency.

Requirements

• Diploma or Bachelor’s Degree in Computer Science, Information Technology, or a related discipline.
• Relevant certifications are advantageous, including:
  • RHCSA / RHCE (Red Hat)
  • MongoDB Administrator
  • VMware VCP

Experience & Technical Skills

• Minimum 3–5 years of experience in infrastructure administration, platform operations, or systems support.
• Strong knowledge of Windows Server, Red Hat Enterprise Linux (RHEL), VMware, enterprise servers, storage, and networking.
• Hands-on experience with backup and recovery solutions, firewalls, and enterprise monitoring platforms.
• Familiarity with container orchestration platforms such as Kubernetes and OpenShift.
• Experience with DevOps and automation tools, including Ansible and GitLab.
• Working knowledge of monitoring and observability tools such as Grafana and Prometheus.
• Proven experience deploying and supporting enterprise COTS solutions, including MongoDB, NGINX, Apache HTTP Server, IBM MQ, ArcGIS, CI/CD platforms, and related technologies.
• Good understanding of ITIL practices, including Incident, Change, and Problem Management.
• Experience in pre-sales activities or tender preparation is an added advantage.

Soft Skills

• Strong analytical, problem-solving, and troubleshooting abilities.
• Proactive, self-motivated, and committed to operational excellence.
• Effective communication and collaboration skills.
• Able to work independently, manage multiple priorities, and perform well under pressure.

To apply, please visit www.gmprecruit.com and search for Job Reference: RYR4YRYR

We regret that only shortlisted candidates will be notified.

GMP Technologies (S) Pte Ltd | EA License: 11C3793 | EA Personnel: Bautista Gia Grace De Guzman | Registration No: R23111973