Senior Linux Infrastructure Consultant (RHEL, HA, Kubernetes)
OPUS IT SERVICES PTE LTD
Full-time
Other-General
Location
singapore, singapore, Singapore
Posted
July 26, 2026
Job Description
Contract - 1 Year (Yearly renewal)
Completion Bonus: 1 month
- 3-5 years of hands-on experience in RHEL (Red Hat Enterprise Linux) administration
- Experience in High Availability (HA) clusters (e.g. Pacemaker/Corosync), including failover testing
- Strong troubleshooting skills in:
- OS performance (CPU, memory, I/O)
- Networking (DNS, routing)
- Storage (LVM, multipath)
- System services & logs
- Hands-on experience with Kubernetes (K8s) :
- kubectl, pods, deployments, services, ingress
- Troubleshooting (networking, DNS, scheduling)
- Knowledge of Linux networking fundamentals (TCP/IP, firewall, TLS/certificates)
- Experience in backup/restore and disaster recovery (DR) support
- Build...