Day 2 System Engineer - ASCENDION ENGINEERING SOLUTIONS SINGAPORE PTE. LTD.

OpenTalent; Singapore; On-site; SGD 80,000 - 110,000; Full time

Job summary

OpenTalent is seeking a highly motivated Software System Engineer to support Day 2 operations, maintenance and enhancement of mission-critical systems in a 24/7 environment in Singapore.

You will build and maintain CI/CD pipelines, container orchestration with Kubernetes, Docker/Podman, and monitor system reliability, security and performance across Linux and Windows servers. Collaborate with Day 1, infra, cyber security and project teams to ensure DR readiness and compliant operations.

Qualifications

• Experience with Day 2 operations, incident investigation and RCA.
• Experience deploying and managing CI/CD pipelines and automated testing.
• Familiarity with container orchestration and cloud-native applications.

Responsibilities

• Provide Day 2 operational support for mission-critical applications and platform services.
• Perform incident investigation, troubleshooting, RCA, and issue resolution.
• Support production deployment activities, rollback activities, and post-deployment verification.
• Monitor system health, application performance, logs, and operational alerts.
• Collaborate with Day 1 support, infra, software, security, and project teams.
• Support DR, business continuity, and standby/on-call activities.
• Ensure compliance with procedures, governance and security policies.

Skills

CI/CD

DevOps

Incident management

Tools

Docker

Podman

Kubernetes

React

Node.js

Spring Boot

Job description

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.

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.