Infra Support Engineer

Provide L2/L3 support for infrastructure incidents, service requests, and problem management.

Manage and maintain Kubernetes clusters (deployment, scaling, troubleshooting).

Handle cloud infrastructure operations in AWS and Azure environments.

Monitor system performance, availability, and reliability across environments.

Perform root cause analysis (RCA) and implement preventive measures.

CI/CD & Automation

Manage and maintain CI/CD pipelines (Git-based workflows preferred).

Automate infrastructure provisioning using Terraform (Infrastructure as Code).

Use Ansible for configuration management and automation tasks.

Support deployment processes using Helm charts and containerized applications.

System Administration

Administer Linux environments including RedHat, Ubuntu, and CentOS 7.

Perform system upgrades, patching, and performance tuning.

Manage user access, system configurations, and OS-level troubleshooting.

Networking & Security

Configure and troubleshoot networking components including firewalls, routing, and traffic policies.

Handle Kubernetes networking and internal cluster communication issues.

Ensure infrastructure security by managing:

Container vulnerabilities

Network threats

Security configurations and compliance

Work with Keycloak for identity and access management.

Data Management & Integration

Manage data transfers using SFTP, AWS native services, and CLI tools.

Support integration and data workflows via REST APIs.

Assist in managing workflows using Apache Airflow (Nextflow is a plus).

Development & Scripting

Work with Java-based applications in deployment and troubleshooting.

Develop scripts/tools to improve operational efficiency.

Documentation & Collaboration

Create and maintain technical documentation, SOPs, and runbooks.

Collaborate with DevOps, Development, and Security teams.

Participate in on-call rotations and incident response.

Required Skills

Core Technical Skills

Kubernetes & Helm (Hands-on cluster management)

CI/CD tools (Git-based pipelines preferred)

Cloud Platforms: AWS & Azure

Terraform (IaC)

Ansible (Automation)

Linux Administration (RedHat, Ubuntu, CentOS)

Networking fundamentals (firewalls, routing, cloud networking)

Security Engineering (container & network security)

Programming & Tools

Java (basic to intermediate)

REST APIs integration

Apache Airflow (Nextflow – nice to have)

Data transfer tools (SFTP, CLI, AWS services)

Other Skills

Strong troubleshooting and analytical skills

Experience in L2/L3 support environments

Excellent documentation and communication skills