What are the responsibilities and job description for the Kubernetes Application Support Engineer Fulltime only position at SmallArc, Inc?
Kubernetes Application Support Engineer
Location: New York, NY (Hybrid 3 days onsite)
Any Visa Except H1B
Fulltime Role
Position Description
Job Summary
We are seeking a skilled Kubernetes Application Support Engineer to manage, monitor, troubleshoot, and optimize containerized applications running on Kubernetes clusters. The ideal candidate will have strong hands-on experience in container orchestration, cloud platforms, CI/CD pipelines, and production support processes.
Key Responsibilities
- Provide L2/L3 production support for containerized applications running on Kubernetes.
- Monitor cluster and application health using Prometheus, Grafana, and the ELK stack.
- Troubleshoot application, pod, node, and networking issues within Kubernetes environments.
- Manage deployments using Helm charts, Argo CD, or CI/CD pipelines.
- Perform root cause analysis (RCA) for incidents and implement preventive measures.
- Collaborate with DevOps and development teams to ensure release management and environment stability.
- Manage scaling, resource optimization, and workload performance tuning.
- Handle Kubernetes upgrades, patching, and cluster maintenance.
- Implement and maintain security best practices (RBAC, Network Policies, Secrets management).
- Maintain documentation, runbooks, and SOPs for ongoing operations.
Required Skills & Qualifications
Technical Skills
- Strong hands-on experience with Kubernetes (K8s) architecture and components.
- Experience with Docker and containerization concepts.
- Knowledge of cloud platforms such as:
- Microsoft Azure (AKS)
- Google Cloud (GKE)
- Experience with CI/CD tools: Jenkins, GitLab CI, or GitHub Actions.
- Familiarity with Infrastructure as Code (IaC): Terraform, CloudFormation.
- Solid understanding of Linux system administration.
- Knowledge of networking concepts including Ingress, Services, DNS, and Load Balancers.
- Experience with monitoring and logging tools:
- Prometheus
- Grafana
- Elasticsearch / Kibana
Soft Skills
- Strong analytical and troubleshooting abilities.
- Excellent communication and stakeholder management skills.
- Willingness to participate in 24/7 support rotations if required.
- Familiarity with ITIL-based incident and change management processes.