Sr Technical Lead (Support & Operations)

HCL Singapore Pte Limited; Singapore; On-site; SGD 140,000 - 210,000; Full time

Job summary

HCL Singapore Pte Limited is seeking a Sr Technical Lead (Support & Operations) with strong DevOps expertise. You will design, implement, and manage cloud-native platforms on AWS, administer OpenShift and Kubernetes clusters, and drive automation across CI/CD pipelines and IaC practices.

You will optimize deployment pipelines, ensure high availability, security, and performance for enterprise apps while coordinating with development and architecture teams.

Qualifications

• Bachelor's degree in CS, IT, or related field.
• AWS Certified Solutions Architect or AWS SysOps Administrator.
• RH OpenShift Certification.
• Terraform Associate Certification.

Responsibilities

• Design, implement, and manage AWS cloud infrastructure and clusters.
• Administer OpenShift and Kubernetes clusters for scalable platforms.
• Develop and optimize CI/CD pipelines and IaC practices.
• Ensure high availability, security, and performance of apps.
• Create and maintain runbooks and technical doc.

Skills

Troubleshooting

Communication

Agile & DevOps

Production support

Education

Bachelor's degree in CS/IT

AWS Certification

RH OpenShift Certification

Terraform Associate Certification

Tools

AWS

OpenShift

Docker

Terraform

Ansible

Jenkins

GitHub Actions

Job description

Career Opportunities: Sr Technical Lead (Support & Operations) (183918)

We are seeking a highly skilled DevOps Engineer with strong expertise in AWS Cloud, Red Hat OpenShift, Kubernetes, and CI/CD automation. The candidate will be responsible for designing, implementing, and managing scalable cloud-native platforms, automating infrastructure, optimizing deployment pipelines, and ensuring high availability, security, and performance of enterprise applications.

Key Responsibilities

• Design, implement, and manage AWS cloud infrastructure.
• Administer and support Red Hat OpenShift and Kubernetes clusters.
• Manage containerized workloads and ensure platform scalability and reliability.
• Perform capacity planning, performance tuning, and resource optimization.

DevOps & Automation

• Develop and maintain CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, or similar tools.
• Automate infrastructure provisioning using Terraform, CloudFormation, or Ansible.
• Implement Infrastructure as Code (IaC) and configuration management practices.
• Streamline software release and deployment processes.

Monitoring & Reliability

• Configure monitoring and alerting solutions using Prometheus, Grafana, CloudWatch, ELK/OpenSearch, or similar tools.
• Conduct root cause analysis and resolve production incidents.
• Ensure platform uptime and compliance with defined SLAs.

Security & Compliance

• Implement cloud security best practices across AWS and OpenShift environments.
• Manage IAM roles, secrets management, and access controls.
• Support vulnerability management, patching, and compliance audits.
• Work closely with development, testing, and architecture teams.
• Support application onboarding onto OpenShift platforms.
• Create and maintain technical documentation, SOPs, and runbooks.

Skill Requirements

• AWS (EC2, VPC, IAM, RDS, S3, EKS, CloudWatch, Load Balancers)
• Cloud Networking and Security

Container & Platform Technologies

• Red Hat OpenShift
• Docker/Container Runtime

DevOps Tools

• Jenkins
• JFrog Artifactory / Nexus
• SonarQube

Infrastructure Automation

• Terraform
• Ansible
• Shell Scripting
• Python

Operating Systems

• System Administration & Troubleshooting

Monitoring & Observability

• Grafana
• ELK Stack/OpenSearch
• AWS CloudWatch

Preferred Qualifications

• Bachelor's Degree in Computer Science, IT, or related field.
• AWS Certified Solutions Architect or AWS SysOps Administrator.
• Red Hat OpenShift Certification.
• Terraform Associate Certification.

Desired Competencies

• Strong troubleshooting and analytical skills.
• Excellent communication and stakeholder management.
• Ability to work in Agile and DevOps environments.
• Experience supporting mission-critical production platforms.

Nice-to-Have Skills

• ArgoCD
• Dynatrace/AppDynamics
• GitOps
• GenAI/Agentic AI deployment on OpenShift