Senior Platform Engineer

XCELLINK PTE. LTD.; Singapore; Hybrid; SGD 180,000 - 260,000; Full time

Job summary

XCELLINK PTE. LTD. seeks a Senior Platform Engineer / Team Lead to design, implement, and manage enterprise-grade container platforms. You will lead OpenShift and Kubernetes efforts, drive GitOps and CI/CD pipelines, and mentor a team to ensure high availability, security, and scalability.

You will oversee platform architecture, automate deployments, monitor systems with Prometheus/Grafana/ELK, and enforce strong security posture with RBAC and policy enforcement in a hybrid/multi-cloud setup.

Qualifications

• Bachelor's degree in Computer Science, IT, or related field.
• 6–8 years in systems engineering or infrastructure management.
• At least 3 years in OpenShift (v4.x) or Kubernetes design/administration.
• Proven experience leading small to mid-sized engineering teams or as a technical lead.

Responsibilities

• Lead and mentor a team of platform and DevOps engineers, conducting code reviews and fostering growth.
• Act as escalation point for complex cloud-native infra issues.
• Collaborate with software, security, and product teams to align platform with business goals.
• Design, build, and maintain OpenShift clusters across hybrid/multi-cloud environments.
• Drive GitOps practices and CI/CD pipelines using ArgoCD, Jenkins, or GitLab CI.
• Implement monitoring/logging with Prometheus, Grafana, and ELK/EFK stacks.
• Enforce RBAC, network policies, and image scanning for security.

Skills

Leadership

Communication

Problem-solving

Mentoring

Hybrid/multi-cloud experience

Education

Bachelor's Degree in Computer Science or related

Tools

OpenShift

Kubernetes

Terraform

Ansible

OpenShift Operators

RHEL

Job description

We are seeking a highly skilled and experienced Senior Platform Engineer / Team Lead to spearhead the design, implementation, and management of our enterprise-grade container platforms. In this hybrid technical and leadership role, you will be the core subject matter expert for our Red Hat OpenShift and Kubernetes environments. You will drive cloud-native transformation, automate deployment pipelines, and mentor a team of engineers to ensure the high availability, security, and scalability of our infrastructure.

Key Responsibilities

Technical Leadership & Mentorship

• Lead and mentor a team of platform and DevOps engineers, conducting code reviews and fostering technical growth.
• Act as the primary escalation point for complex technical issues relating to cloud-native infrastructure.
• Collaborate with cross-functional teams , including software development, security, and product owners, to align platform capabilities with business goals.

Platform Architecture & Engineering

• Design, build, and maintain production-ready Red Hat OpenShift clusters across hybrid and multi-cloud environments.
• Drive GitOps practices and build robust CI/CD pipelines using tools like ArgoCD, Jenkins, or GitLab CI.
• Implement automated monitoring, logging, and alerting frameworks utilizing Prometheus, Grafana, and ELK/EFK stacks.
• Enforce strict security standards , including role-based access control (RBAC), network policies, and container image scanning.

Operations & Optimization

• Ensure high availability (99.9% uptime) through proactive capacity planning, disaster recovery testing, and performance tuning.
• Manage platform upgrades, patching, and migrations with minimal disruption to business services.
• Optimize cloud infrastructure costs through efficient resource allocation and container bin-packing.

Job Requirements

Experience & Qualifications

• Bachelor's Degree in Computer Science, Information Technology, or a related technical discipline.
• Minimum of 6-8 years of experience in systems engineering or infrastructure management.
• At least 3 years of hands-on experience architectural design and administration of Red Hat OpenShift (v4.x) or upstream Kubernetes.
• Proven experience leading small to mid-sized engineering teams or acting as a technical lead on major infrastructure projects.

Hard Skills & Technical Proficiencies

• Container Orchestration : Deep operational knowledge of OpenShift Container Platform (OCP), OKD, or CoreOS.
• Infrastructure as Code (IaC) : Proficiency in Terraform, Ansible, or OpenShift Operators to automate cluster provisioning.
• Operating Systems & Networking : Strong expertise in Red Hat Enterprise Linux (RHEL/RHCOS), TCP/IP networking, load balancers, and DNS.
• Cloud Providers : Experience deploying container solutions on AWS, Azure, GCP, or on-premises VMware environments.

Soft Skills & Competencies

• Strong analytical and problem-solving skills with a track record of resolving critical production incidents.
• Excellent communication skills to explain complex technical architectures to non-technical business stakeholders.
• A proactive mindset focused on continuous automation and reducing operational toil.

Preferred Certifications (Highly Advantaged)

• RedHat Certified Specialist in OpenShift Administration / Architecture
• Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD)
• AWS, Azure, or Google Cloud professional-level certifications