Linux Cloud Engineer – AWS Platform at Opensource Pte Ltd
Singapore, , Singapore -
Full Time


Start Date

Immediate

Expiry Date

26 Nov, 25

Salary

9000.0

Posted On

27 Aug, 25

Experience

8 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

No

Skills

Government, Logging, System Administration, Communication Skills, Kubernetes, Rhel, Security Controls, Linux Clustering, Auditing, Docker, Ansible, Ec2, Virtualization

Industry

Information Technology/IT

Description

JOB SUMMARY

We are seeking a highly skilled Linux Cloud Engineer to support, administer, and optimize RHEL workloads in AWS Government Commercial Cloud (GCC) environments. The role involves managing containerized workloads, performing migrations, ensuring compliance with GovTech GCC standards, and collaborating with cross-functional teams to support mission-critical systems.

REQUIREMENTS / YOU BRING

  • 5–8 years of experience in Linux/Unix system administration (RHEL).
  • Strong experience with Docker, Kubernetes, and container orchestration.
  • Knowledge of Kubernetes deployment models (AWS EKS) and container security best practices.
  • Hands-on experience with container lifecycle management, scaling, logging, and monitoring.
  • Proficiency in RHEL troubleshooting, patching, and upgrades.
  • Strong knowledge of Linux security hardening, auditing, and compliance (IM8/GCC).
  • Experience with Linux clustering, virtualization, and HA solutions.
  • Familiarity with Red Hat Satellite for patch/repo management.
  • Strong scripting and automation skills (Shell, Ansible); exposure to CI/CD pipelines.
  • Working knowledge of AWS services (EC2, VPC, IAM, Load Balancers, EKS).
  • Experience with monitoring/logging tools (Splunk, Prometheus, ELK preferred).
  • Strong troubleshooting skills, including crash dump/log analysis.
  • Excellent communication skills to engage with technical and non-technical stakeholders.

NICE TO HAVE (PREFERRED SKILLS)

  • GovTech GCC operational experience with containerized workloads.
  • Certifications: Kubernetes (CKA/CKAD), Docker, RHCE, AWS SysOps, ITIL.
  • Experience with DevSecOps practices and cloud-native security controls.
  • Familiarity with cloud migration and container modernization projects in government or regulated environments.
Responsibilities
  • Install, configure, administer, and optimize RHEL servers in GCC (AWS) environments.
  • Deploy, configure, and maintain containerized workloads using Docker and Kubernetes (K8s).
  • Support migration of applications from legacy environments (RHEL, Solaris, AIX) to containerized/cloud-native platforms.
  • Perform RHEL server migrations and ensure compliance with GovTech GCC security standards.
  • Manage Linux clustering, VM clustering, and container orchestration for high availability.
  • Implement OS security hardening, compliance, and audit checks.
  • Administer storage (LVM, GFS, NFS, DNS, automount) and manage Red Hat Satellite for repo/patching.
  • Automate tasks using Shell scripting and Ansible; support IaC deployments.
  • Monitor system performance, conduct RCA, and handle incident response for GCC workloads.
  • Manage and support middleware (Squid Proxy, SMTP, Splunk, Apache, Tomcat).
  • Collaborate with GovTech, vendors, and agencies on problem resolution and upgrades.
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