L3 Support Engineer

3 weeks ago

Bengaluru, Karnataka, India SMARTWORK IT SERVICES Full time

Job Title : L3 Support Engineer

Location : Bangalore, India

Experience : 510 Years

Shift : 24/7 Support (Rotational 2 weeks day shift / 2 weeks night shift)

Role Overview :

We are seeking an experienced L3 Support Engineer with a strong background in cloud-native automation development, containerized environments, and network deployment automation. The ideal candidate will have deep technical expertise in Python/JavaScript automation, advanced troubleshooting skills, and the ability to operate in high-availability, mission-critical systems.

Key Responsibilities :

L3 Technical Support & Troubleshooting :

- Serve as the final escalation point for complex technical issues in automation and network deployment.

- Perform root cause analysis (RCA) for production incidents, ensuring permanent fixes and preventive measures.

- Provide real-time debugging and resolution for containerized application issues in OpenShift and Docker environments.

Automation Development & Maintenance :

- Develop, enhance, and maintain end-to-end automation scripts using Python and JavaScript.

- Implement automation for deployment, configuration, and validation tasks in a cloud-native ecosystem.

- Work with automation orchestration tools such as TOSCA and Mistral Engine to streamline network deployment workflows.

Container Orchestration & Cloud-Native Operations :

- Manage, monitor, and optimize OpenShift/Kubernetes clusters, including application lifecycle, scaling, and security configurations.

- Design and deploy Helm charts for application packaging and deployment.

System & Network Management :

- Utilize Linux/Unix administration skills for system monitoring, shell scripting, and performance tuning.

- Support network automation workflows, leveraging basic to intermediate networking knowledge (TCP/IP, routing, firewalls, VLANs, etc.).

- Integrate automation processes with network management systems and validate network device configurations.

Database & Data Analysis :

- Use SQL queries for troubleshooting data-related issues, log analysis, and reporting.

- Work with structured/unstructured log data to diagnose system anomalies.

Collaboration & Documentation :

- Partner with DevOps, Development, and QA teams to resolve issues quickly and efficiently.

- Maintain knowledge base articles, standard operating procedures (SOPs), and detailed RCA reports.

- Stay updated on emerging technologies in automation, DevOps, and cloud-native systems.

Required Technical Skills :

- Programming & Automation: Python, JavaScript, Shell scripting.

- Automation Tools: TOSCA, Mistral Engine.

- Containers & Orchestration: OpenShift, Docker, Kubernetes, Helm.

- Cloud-Native Practices: CI/CD pipelines, microservices architecture, API integrations.

- OS Skills: Linux/Unix system administration.

- Networking: TCP/IP fundamentals, routing, VLANs, network troubleshooting.

- Databases: SQL basics (MySQL/PostgreSQL preferred).

Preferred Qualifications :

- Experience with monitoring & observability tools (Prometheus, Grafana, ELK stack).

- Familiarity with ITIL processes for incident, problem, and change management.

- Exposure to telecom network automation projects is a plus.

(ref:hirist.tech)

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