Muralidharan Durairaj
Chennai
Summary
Adept at network infrastructure installation and excelling in time management, I spearheaded critical IT projects at Nexinfo Solutions, enhancing system performance and security. My expertise in risk assessment and multitasking significantly contributed to the development of robust IT frameworks, achieving a notable increase in network integrity and operational efficiency.
Overview
12
12
years of professional experience
1
1
Certification
Work History
Infrastructure Administrator
Nexinfo Solutions
10.2021 - Current
- Tested network's performance and created strategies to maintain integrity of overall infrastructure.
- Worked in team-driven environments and communicated effectively with stakeholders.
- Responded to and remedied critical issues that could not be addressed by technicians.
- Implemented and maintained virtual private networks.
- Analyzed complex project server issues and worked on large enterprise and business-critical applications.
- Performed network security design and integration duties.
- Maximized system availability through development and testing of contingency plans.
- Analyzed network traffic and performance metrics to optimize system performance.
- Maintained flexible schedule and responded to after-hours and weekend emergencies.
- Implemented, developed and tested installation and update of file servers, print servers and application servers.
- Authored security and vulnerability reports, detailing logged incursions and suggesting remediation efforts.
- Applied Center for Internet Security (CIS) benchmarks to verify performance of ongoing security measures.
- Worked with teams to develop company-wide information assurance, security standards and procedures.
- Performed risk analyses to identify appropriate security countermeasures.
- Conducted security audits to identify vulnerabilities.
System Administrator
Exeter Premedia Services
01.2018 - 10.2021
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Oversaw file system and storage upgrades while safeguarding data integrity and redundancy.
- Worked with users to determine areas of technology in need of improved usability.
- Drove continuous improvement of IT governance processes.
- Managed onboarding and offboarding of employees.
- Completed reports detailing network and systems performance and downtime issues.
- Designed and evaluated WAN and LAN connectivity technologies.
- Provisioned new software and hardware for use, following established security policies.
- Developed and documented network policies, procedures and standards.
- Implemented and maintained virtual private networks.
- Analyzed network traffic and performance metrics to optimize system performance.
- Analyzed complex project server issues and worked on large enterprise and business-critical applications.
- Diagnosed and resolved hardware and software issues.
Desktop Support Network Administrator
Ninestars Information Technologies
12.2012 - 01.2018
- Performed day-to-day LAN and WAN administration, maintenance, and support.
- Maintained network hardware and software and monitored network to support network availability to end users.
- Identified and immediately resolved issues with network devices.
- Authored documentation for system configuration and troubleshooting.
- Monitored system performance and responded to alerts.
- Assisted IT staff on troubleshooting issues and closing calls.
- Led server infrastructure development, quality assurance, staging and production systems.
- Installed and configured network printers and other peripheral devices.
- Resolved issues and escalated problems with knowledgeable support and quality service.
Education
Bachelor of Science - Computer Science
Annamalai University
Chidambaram, India06-2018
Skills
- Network infrastructure installation
- Wireless Networking
- Software patching
- Network monitoring
- LAN and WAN control
- Scripting Languages
- IT project management
- SSL VPN configurations
- Network Architecture & configuration
- IT best practice framework expertise
- Network & Security protocols
- End point configurations
- Risk Assessment
- Router and switch security
- Third-party integration
Accomplishments
- Successfully achieved the migration of the Google work space mail server to Microsoft 365 with accuracy and efficiency.
- Successfully configured IT infrastructure for multiple branches within the same IT park.
- Successfully migrated cloud servers from Bluehost to AWS, including the configuration of VPC.
- Supervised team of 8 staff members.
- Created documentation for a critical issue for our future reference.
Certification
- CCNA - Cisco Certified Network Administrator.
- Architect Associate - Oracle Certified OCI Administrator
- Architect Professional - Oracle Certified OCI Administrator
- RapidResponse Administrator - Kinaxis Certified Administrator.
Playing Cricket and Chess
I enjoy playing both cricket and chess, each offering a unique set of challenges and rewards.
Languages
English
Upper intermediate (B2)
Tamil
Advanced (C1)
Playing Cricket and Chess
I enjoy playing both cricket and chess, each offering a unique set of challenges and rewards.
Timeline
Infrastructure Administrator
Nexinfo Solutions
10.2021 - Current
System Administrator
Exeter Premedia Services
01.2018 - 10.2021
Desktop Support Network Administrator
Ninestars Information Technologies
12.2012 - 01.2018
Bachelor of Science - Computer Science
Annamalai University
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