Senior Kubernetes Admin

Kubernetes Admin

Experience Level: Senior Level

Position Overview: 

We are seeking an experienced Senior Kubernetes Administrator with expertise in Rancher-managed Kubernetes clusters in an on-premises setup. This L3/SME role involves leading cluster architecture, automation, security hardening, and performance optimization, while mentoring the junior team and supporting critical workloads.

Roles and Responsibilities:

• Architect, configure, and administer Rancher-managed on-prem Kubernetes clusters.


• Lead lifecycle management: upgrades, scaling, high availability, and disaster recovery.


• Build automation for cluster provisioning and configuration using RKE, Helm, Ansible, etc.


• Implement advanced RBAC, pod security policies, network policies, and secrets management.


• Manage persistent volumes, CSI drivers, and local/remote storage integrations.


• Lead root cause analysis for performance issues, failures, and outages.


•  Integrate monitoring/logging tools (Prometheus, Grafana, Loki, ELK).


• Work closely with InfoSec teams for vulnerability management and compliance.


• Mentor junior admins and establish SOPs, architectural guidelines, and security baselines.

Must Have Skills:

• 7–8 years of Linux and containerization experience, with 4+ years in Kubernetes (on-prem).


• Deep experience with Rancher UI/CLI, RKE, Helm, and K8s architecture.


• Proficient in scripting (Bash, Python) and automation tools like Ansible or Terraform.


• Expertise in cluster-level networking, ingress controllers, and service meshes (optional).


• Strong debugging and monitoring skills using Rancher-native and third-party tools.


• Hands-on with GitOps workflows and secure CI/CD pipelines.

Good to Have Skills:

•  Certified Kubernetes Administrator (CKA).


•  Familiarity with RKE (Rancher Kubernetes Engine).


•  Experience with bare metal provisioning, VM infrastructure, or storage systems.

Soft Skills:

•  Leadership in operational excellence and incident management.


• Strong communication with cross-functional teams and stakeholders.


•  Ability to manage critical incidents and mentor junior engineers.

Qualification:

• BE/BTech/MCA/ME/MTech/MS in Computer Science or a related technical field or equivalent practical experience.

Location:

• Gurugaon / Onsite