Senior Linux Virtualization Support Engineer (L3/L4)

WillWare Technologies; Bengaluru; Hybrid; INR 1,200,000 - 1,800,000; Full time

Job summary

WillWare Technologies is seeking a Senior Linux Virtualization Support Engineer with expertise in Linux administration and KVM virtualization. The role involves managing critical incidents and providing advanced troubleshooting solutions. Ideal candidates have 8+ years in L3/L4 support and skills in VMware administration.

This hybrid position offers opportunities to root cause analysis and collaboration with engineering teams. Strong command-line skills are essential, along with the ability to work independently in high-pressure environments.

Qualifications

• 8+ years of experience with L3/L4 Linux product support.
• Strong expertise in Linux command-line administration.
• Solid understanding of KVM and virtualization concepts.
• Hands-on experience with VMware administration.
• Proven experience in advanced troubleshooting in production environments.

Responsibilities

• Own and manage Sev-1 to Sev-4 incidents end-to-end.
• Perform advanced troubleshooting across Linux OS and KVM/hypervisor.
• Analyze logs and telemetry data to identify root causes.
• Collaborate with engineering teams for escalated issues.
• Create and maintain technical documentation and RCA reports.

Skills

Linux command-line administration

KVM virtualization

VMware administration

TCP/IP networking

Troubleshooting and RCA

Job description

Role

Senior Linux Virtualization Support Engineer (L3/L4)

Work Mode

Hybrid

Company

Willware Technologies

Location

Chennai, Bangalore, Hyderabad, Gurugram, Noida, Mumbai

Job Summary

We are looking for an experienced Senior Linux Virtualization Support Engineer with strong expertise in Linux administration, KVM virtualization, and VMware environments. The ideal candidate should have hands‑on experience in L3/L4 product support, advanced troubleshooting capabilities, and the ability to independently manage critical production incidents from triage through resolution and root cause analysis.

Key Responsibilities

• Own and manage Sev-1 to Sev-4 incidents end-to-end, including triage, RCA, and resolution.
• Perform advanced troubleshooting across Linux OS, KVM/hypervisor, networking, storage, and application layers.
• Analyze logs, traces, core dumps, and telemetry data to identify root causes.
• Work on complex product issues and provide workarounds and long-term solutions.
• Collaborate with engineering teams by providing high-quality escalation details.
• Participate in customer escalation calls and war‑room discussions as required.
• Ensure timely communication and resolution of critical production issues.
• Create and maintain technical documentation and RCA reports.

Mandatory Skills

• 8+ years of experience with L3/L4 Linux product support.
• Strong expertise in Linux command‑line administration, including:
  • OS internals
  • Processes and memory management
  • System performance analysis
  • Networking fundamentals
• Solid understanding of KVM and virtualization concepts.
• Hands‑on experience with VMware administration.
• Strong Linux networking knowledge, including:
  • TCP/IP
  • VLANs
  • Bonding
  • Routing concepts
• Proven experience in advanced troubleshooting and RCA in production environments.
• Ability to work independently and take complete ownership of issues.

Experience Profile

• Experience in L3/L4 product support, escalation management, or sustaining engineering teams.
• Experience supporting Linux‑based software platforms or products, not limited to infrastructure administration.
• Exposure to handling critical production incidents and customer escalations.

Nice to Have

• Experience with Java‑based platforms, middleware, and databases.
• Exposure to Docker and Kubernetes environments.
• Scripting and automation experience using Shell or Python.
• Familiarity with monitoring and observability tools.

Not a Fit If

• Profile is primarily focused on VMware GUI‑based administration without strong Linux expertise.
• Looking for training, shadowing, or transition opportunities.
• Limited exposure to production troubleshooting and RCA activities.

Preferred Skills

• Strong analytical and problem‑solving abilities.
• Excellent communication and stakeholder management skills.
• Ability to perform effectively in high‑pressure production environments.