Role Overview:

We are seeking a hands-on Senior IT Lead to take ownership of our end-to-end networking and Linux infrastructure. This role requires strong expertise in network engineering and Linux system administration, along with the ability to lead a small team and ensure high system performance, security and availability.

This is not a helpdesk or support-only role. The ideal candidate must have real infrastructure ownership experience across networking, servers and data center environments.

Key Responsibilities:

- Own and manage the complete IT infrastructure (networking, servers and Linux environments)
- Configure, maintain and troubleshoot switches, routers and firewalls.
- Administer and manage Linux-based systems and servers.
- Ensure high availability, uptime and infrastructure security.
- Monitor systems, identify issues, and implement proactive solutions.
- Handle incident management, escalation and root cause analysis.
- Manage and implement virtualization platforms (VMware / Proxmox / KVM)
- Work with Docker and container-based environments.
- Plan infrastructure scaling, upgrades and performance optimization.
- Lead and mentor engineers while ensuring smooth operations.

Skills Required:

- Proven hands-on infrastructure experience (not helpdesk, not purely development roles)
- Strong L2/L3 networking expertise, including:
- VLANs, STP, ACLs
- Inter-VLAN routing
- At least one routing protocol (OSPF or BGP)

- Firewall administration and policy creation (enterprise-level)
- Strong Linux server administration experience (RHEL / CentOS / Ubuntu), including:

- Server management
- Troubleshooting
- Performance tuning

- Experience with data center physical operations (rack/stack, cabling, hardware handling)




- Hands-on experience with at least one monitoring/NMS platform.
- Experience creating and maintaining:

- Network diagrams
- Change logs
- Incident reports (RCA)
- Runbooks / SOP documentation

Technical Requirements:

Networking

- Strong understanding of LAN, WAN, TCP/IP, DNS, DHCP, VLANs, VPNs.
- Hands-on experience with Cisco, Juniper, or Aruba switches/routers.
- Strong troubleshooting and network performance optimization skills.
- CCNA or equivalent practical experience preferred.

Linux Administration:

- Strong command over Linux systems.
- Hands-on experience in server management and troubleshooting.
- Knowledge of system security, patching and performance tuning.
- RHCSA / RHCE preferred (or equivalent real-world experience)

Infrastructure & Tools:

- Experience with virtualization tools: VMware / Proxmox / KVM
- Working knowledge of Docker (containerization)
- Experience with enterprise monitoring tools.

Preferred Background:

- IT Lead / Infrastructure Lead
- Network Engineer / Network Administrator
- Linux System Administrator / Linux Engineer
- Systems Engineer / Infrastructure Engineer

What Were Looking For:

- Strong hands-on expertise with leadership capability.
- Ability to take complete ownership of infrastructure.
- Problem-solving mindset with quick decision-making ability.
- Curiosity to learn, experiment, and continuously improve systems.
- Valuable communication and team coordination skills.

About the Company

Innspark is a deep-tech, product-based OEM specializing in cybersecurity products, AI, cloud solutions, and select hardware offerings such as drones, VTS, and telemedicine systems, with a diverse and evolving portfolio.

To learn more, please visit: https://innspark.in

📌 IT Administrator(Linux & Network) (Karunagappalli)
🏢 Innspark Solutions
📍 Karunagappalli