Day 2 system Engineer

APBA TG HUMAN RESOURCE PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

APBA TG HUMAN RESOURCE PTE. LTD. is seeking a Software System Engineer to ensure stability, security, and operational readiness of mission-critical systems in a 24/7 environment. You will support Day 2 operations, DevOps activities, and production deployments.

The role requires hands-on experience with DevOps, container technologies, CI/CD, troubleshooting, and production support, collaborating with cross-functional teams including cybersecurity and infrastructure groups.

Qualifications

• Needs hands-on DevOps experience in 24/7 environments.
• Experience with CI/CD pipelines and deployment automation.
• Familiarity with container technologies and platform support.

Responsibilities

• Day 2 Operations & Support for mission-critical applications.
• Incident investigation and RCA; issue resolution.
• Production deployment activities, rollbacks and post-deployment checks.
• Monitor system health, performance, logs, and alerts.

Skills

DevOps

CI/CD

Containerization

Kubernetes

Troubleshooting

Education

Bachelor's degree in Computer Science/Engineering

Tools

Docker

Podman

Kubernetes

Job description

Overview

We are seeking a highly motivated and technically strong Software System Engineer to support the Day 2 operations, maintenance, and enhancement activities for IT Project. The candidate will be responsible for ensuring the stability, reliability, security, and operational readiness of mission-critical systems in a 24/7 operational environment.

The ideal candidate should possess strong hands-on experience in DevOps, middleware/platform support, container technologies, CI/CD pipeline management, troubleshooting, deployment automation, and production support operations.

Key Responsibilities

• Day 2 Operations & Support
• Provide Day 2 operational support for mission-critical applications and platform services.
• Perform incident investigation, troubleshooting, root cause analysis (RCA), and issue resolution.
• Support production deployment activities, rollback activities, and post-deployment verification.
• Monitor system health, application performance, logs, and operational alerts.
• Work closely with Day 1 support teams, infrastructure teams, software developers, cybersecurity teams, and project stakeholders.
• Support system recovery, disaster recovery (DR), and business continuity activities.
• Participate in standby support and after-office-hour support activities when required.
• Ensure compliance with operational procedures, governance, and security policies.

CI/CD & DevOps Engineering

• Build, maintain, and optimize CI/CD pipelines for:
  • Source code management and branching strategy
  • Code Quality Scanning
  • Static Application Security Testing (SAST)
  • Software Composition Analysis / Dependency Scanning
  • Container Image Vulnerability Scanning
  • Automated Build & Packaging
• Containerization of applications
• Automated Testing Integration
• Deployment File Generation
• Release Management & Deployment Automation
• Container & Platform Management
• Deploy, configure, and manage containerized applications using:
  • Docker
  • Podman
  • Kubernetes
• Support application deployments for:
  • React applications
  • Node.js applications
  • Spring Boot applications
• Perform container troubleshooting, performance tuning, and resource optimization.
• Support Kubernetes cluster operations, deployment configurations, secrets management, ingress configuration, and scaling activities.

System Engineering & Administration

• Maintain middleware and application platform configurations.
• Support Linux and Windows server environments.
• Perform system patching, configuration updates, and preventive maintenance activities.
• Manage environment configurations across DEV, SIT, UAT, and Production environments.
• Support certificate renewal, configuration management, and secure connectivity setup.
• Maintain deployment scripts, automation scripts, and operational tools.

Monitoring & Reliability Engineering

• Configure and maintain monitoring dashboards, alerts, and health checks.
• Monitor system availability, application performance, and resource utilization.
• Support log analysis and troubleshooting using centralized logging tools.
• Identify proactive improvement opportunities to enhance operational stability and reliability.

Documentation & Compliance

• Prepare and maintain:
  • System architecture documentation
  • Deployment procedures
  • Operational runbooks
  • Troubleshooting guides
  • SOPs and technical reports
• Support audit activities, security compliance reviews, and operational assessments.