Job Summary

We are seeking a hands-on System Administrator to operate and continuously improve a network-heavy, service-provider-style infrastructure comprising servers, virtualization, monitoring systems, and security controls.

Requirements

- Years of Experience: 3-6 years
- Job Type: Full Time
- Location: Mumbai

Responsibilities

- The role requires breadth across technologies, a strong monitoring and observability mindset, and operational support for ISO 27001 / ISO 9001 audits. Prior ISP experience is not mandatory; however, comfort operating systems that are network-adjacent is essential
- Administer and maintain Linux and Windows servers, virtualization platforms, and storage in a high-availability environment
- Support and operate network-integrated and network-adjacent systems in coordination with NOC, L2, and L3 teams
- Perform capacity planning, performance analysis, and proactive risk identification.
- Participate in change planning, risk assessment, and post-change validation for infrastructure modifications.
- Operate and enhance infrastructure monitoring and observability systems
- Work with SNMP-based monitoring, including polling, traps, thresholds, and alert tuning.
- Analyze system and network telemetry (CPU, memory, disk, interface utilization, latency, packet loss)
- Correlate alerts, logs, and performance metrics to identify root causes and reduce repeat incidents




- Identify monitoring blind spots and recommend improvements to increase visibility and resilience
- Support ISO 27001 / ISO 9001 audits through: Operational control execution
- Evidence preparation (logs, backups, access reviews, patch records)
- Remediation of audit findings and non-conformities (NCs)
- Execute and review security scans, antivirus/EDR logs, and patching outcomes.
- Evaluate, test, and improve infrastructure tools (monitoring, logging, backup, asset, patching).
- Build and maintain test or lab environments to evaluate new tools or configurations prior to production rollout.
- Implement scripting and automation to improve reliability, efficiency, and reporting.
- Maintain SOPs, diagrams, and audit-ready documentation.
- Troubleshoot infrastructure issues across server, network, and monitoring layers.
- Coordinate with OEMs and third-party vendors for fault resolution as per agreed SLAs.
- Participate in on-call or after-hours support as part of a 24 7 operations model, as required.

Skills and Qualifications

- 6 years of system administration experience in network-heavy or service-provider-style environments
- Robust Linux administration skills; working knowledge of Windows Server
- Hands-on experience with NMS platforms using SNMP

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 System Administrator - Infrastructure & Operation (Mumbai)
🏢 Microscan Computers
📍 Mumbai