Principal Technical Support Engineer

Overview

L3 Care Engineer responsible for the performance, availability and reliability of cloud-based services and underlying infrastructure, acting as a technical SME and final escalation point for high-severity customer issues across Kubernetes, Red Hat OpenShift and OpenStack.

What you'll do

• Manage, troubleshoot and optimize containerized applications and infrastructure deployed on Kubernetes, Red Hat OpenShift and OpenStack platforms.
• Serve as the Subject Matter Expert (SME) for core cloud infrastructure technologies, including advanced Linux (CentOS) system administration, Docker/containers and complex networking configurations.
• Lead the investigation and resolution of complex, high-severity customer issues, quickly diagnosing problems across the entire cloud stack.
• Identify root causes and implement effective, durable solutions for customer incidents.
• Prepare and conduct rigorous Root Cause Analysis (RCA) for critical incidents to identify systemic issues and prevent recurrence.
• Develop, test and maintain robust automation using Python and Ansible to streamline daily operations and reduce manual effort in maintenance and deployment activities.
• Provide end-to-end Escalation, Monitoring and Emergency (EME) support as a final escalation point, ensuring service availability and meeting SLAs.
• Participate in the rotational on-call schedule, joining customer calls and war rooms for urgent cases.
• Liaise directly with customer and internal teams to understand requirements and deliver tailored technical solutions.
• Stay current with industry best practices and emerging technologies in cloud and containerization.

What you'll need

• Strong knowledge and proven hands-on experience with Linux administration.
• Strong knowledge of core networking principles (TCP/IP, routing, load balancing, firewalls) in a cloud environment.
• Strong knowledge of Kubernetes orchestration, OpenStack platforms and Docker/containers.
• Sharp troubleshooting skills and an analytical approach to complex challenges.
• Solid Python scripting skills for task automation and system management.
• Hands-on experience with Ansible.
• Expertise in preparing and implementing RCAs.
• Proven experience with EME (Escalation, Monitoring and Emergency) management processes.
• Excellent written and verbal communication skills and the ability to articulate complex issues clearly.
• Ability to handle customer pressure and manage expectations with a positive, professional attitude.
• A strong team player, self-motivated and able to excel in a high-pressure, dynamic support environment.
• Willingness to work in shifts: comfortable with a follow-the-sun model and a mandatory rotational on-call schedule.

Nice to have

• One or more of the following certifications: Red Hat Certified Specialist in Cloud Infrastructure (EX210), RHCE in Red Hat OpenStack (EX310), RHCSA, RHCE, CKA, Red Hat Certified Specialist in OpenShift Administration (EX280), Red Hat Certified Specialist in OpenShift Automation and API Management (EX380).

Details

• Location: Remote India.
• Follow-the-sun model with 24/7 coverage; may occasionally require shifts outside typical local business hours, while total work hours remain consistent with a standard work week.
• Mandatory rotational on-call schedule, including direct customer contact (call/Teams) and prompt engagement in designated war rooms.
• All interventions are performed in live environments and must strictly follow the Standard Network Touch Policy.