Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Hanish Madan

Delhi

Summary

  • Experienced Linux System Administrator, Distributed Systems Expert, and Infrastructure Automation Specialist with over 18 years of enterprise IT experience. Skilled in Linux server management, automation scripting (Python, Bash, Perl, PHP), virtualization, NetApp storage, and distributed computing systems (Altair Grid Engine, LSF). Proven ability to design resilient infrastructures, optimize system performance, and deliver rapid troubleshooting and disaster recovery. Available for urgent freelance, contract, and remote consulting assignments.

Overview

19
19
years of professional experience
1
1
Certification

Work History

Sr. System Administrator

Siemens EDA
Noida
11.2011 - Current
  • Managed 300+ Linux servers and Altair Grid Engine clusters.
  • Designed automation scripts for system monitoring, health checks, and backups.
  • Deployed virtualization solutions (VMware ESX/ESXi, vSphere).
  • Handled NetApp storage provisioning, migration, and quota management.
  • Led disaster recovery tests and incident management.

Technical Specialist Lead

HCL Technologies Ltd.
Noida
08.2008 - 10.2011
  • Administered Linux servers for high-traffic websites (DowJones, MarketWatch, WSJ).
  • Automated server operations and monitoring using Bash, Perl.
  • Maintained web servers (Apache, Tomcat, WebSphere).

Product Engineer

Drishti Soft Solution
Gurgaon
02.2008 - 08.2008
  • Configured Asterisk VoIP, PostgreSQL, and CRM PHP applications.
  • Created backup scripts and automated call log handling.

Sr. Linux Engineer

Wipro Infotech (Renovision)
Delhi
10.2006 - 02.2008
  • Managed Linux datacenters, deployed servers, remote console setups.
  • Automated PXE boot, Kickstart, and system configurations.

Education

Bachelor of Science - IT

Sikkim Manipal University
04-2006

Skills

  • Linux System Administration (RHEL, CentOS, Ubuntu)
  • Python, Bash, Perl, PHP Scripting
  • Distributed Computing (Altair Grid Engine, LSF, SLURM)
  • NetApp Storage Administration
  • Server Health Monitoring & Automation Tools
  • Virtualization (VMware ESXi, KVM)
  • Cloud Infrastructure (AWS EC2, S3 basics)
  • Disaster Recovery & High-Availability Infrastructure
  • Web Services (Apache, Nginx, Tomcat)
  • Performance Tuning & Security Hardening

Certification

  • Red Hat Certified Engineer (RHCE)
  • NetApp System Administrator Training
  • Grid Engine Administration (London)
  • SLURM Training (USA)
  • Elasticsearch Training

Timeline

Sr. System Administrator

Siemens EDA
11.2011 - Current

Technical Specialist Lead

HCL Technologies Ltd.
08.2008 - 10.2011

Product Engineer

Drishti Soft Solution
02.2008 - 08.2008

Sr. Linux Engineer

Wipro Infotech (Renovision)
10.2006 - 02.2008

Bachelor of Science - IT

Sikkim Manipal University

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Hanish Madan