Linesh Lohidakshan

Work History

Team Leader

eClinicalWorks India Pvt LTD

02.2014 - Current

Led a NOC support team comprised of 16 to 20 direct reports and approximately 70 indirect reports
Managed NOC operations, overseeing monitoring development and automation initiatives
Established SDLC and Jira processes for the NOC Automation Team
Leading the transformation project for the NOC to enhance efficiency, streamline processes, and improve overall performance.
Engaged in conducting infrastructure analysis to enhance Site Reliability
Conducted comprehensive reviews of outages to identify areas for improvement in Site Reliability
Provided guidance and support to team members in setting up APM tools such as AppDynamics, New Relic, and Datadog for effective monitoring of systems and applications.
Troubleshooting Linux and Windows server for any issue in the OS
Working on any new R&D for infrastructure stability
Designed and implemented secure and scalable network architectures using AWS VPC, ensuring isolation and control of resources for different environments
Managed EC2 instances across multiple VPCs, ensuring optimal resource utilization and performance for diverse workloads, enhancing security posture and compliance
Acted as a mentor for junior team leads, providing training and guidance on AWS concepts and best practices
Spearheaded the successful delivery of a migration project Azure cloud, resulting in zero downtime for clients and seamless transition to new systems
Collaborated closely with technical teams and product owners to ensure alignment with the latest trends and advancements in monitoring and automation technologies
Implemented a new architecture setup at the Etisalat DC to cater to the needs of clients in Dubai
Worked on AWS and Azure setup and managed the environment
And worked closely with AWS support to troubleshoot and resolve technical issues, ensuring timely resolution and minimal impact on operations
Implemented agile methodologies within the team, leading to a 20% increase in productivity and a reduction in project completion time by 15%
Delegate responsibilities and carry one to one with all team members everyone month. Working on Team KPI's and Appraisals
Attend meetings, trainings or seminars
Mentored and guided employees to foster proper completion of assigned duties
Facilitated training for associates through daily coaching and regular performance appraisals
Initiated and led cross-functional team-building activities to foster collaboration and innovation among departments, resulting in improved interdepartmental communication and problem-solving capabilities.
Supported Human Resources in the onboarding process for new hires within our team, ensuring a smooth transition and integration into the organization. Additionally, collaborated with HR to develop and deliver Internal Job Posting (IJP) training programs, facilitating career advancement opportunities for existing team members
Partnered with managers to identify and capitalize on techs knowledge growth and improve on gaps
Guided techs and mentors in automation programs and processes
Driving IT infrastructure enhancement initiatives by spearheading the implementation of innovative technologies. Conducting regular system and software audits to ensure compliance and optimize performance.
Coordinate with security teams to address DC infrastructure security concerns and provide risk assessment feedback.
Contributed to DevOps practices by integrating automation tools and processes into infrastructure management, enhancing scalability and reliability.
Facilitated weekly meetings for both internal and external stakeholders, ensuring effective communication, collaboration, and alignment on project goals and milestones
Effectively coordinated with vendors to address network and server peripheral issues, ensuring timely resolution and minimal disruption to operations.
Successfully migrated Windows Domain Server 2012 to 2016, ensuring seamless transition and minimal disruption to operations

System Administrator

eClinicalWorks India Pvt Ltd

11.2009 - 02.2014

Implemented proactive preventive maintenance schedules to mitigate unnecessary downtime and hardware failures, ensuring continuous operation of critical systems.
Established network specifications and conducted thorough analysis of workflow, access, information, and security requirements to optimize network performance and security.
Successfully rack-mounted and installed Dell blade servers at multiple Data Centers across the USA, including configuring boot from SAN for improved efficiency.
Installed and configured various server operating systems, such as CentOS 6.6 and Windows Server 2003, 2008, and 2012, as well as MySQL on Linux servers to serve as reliable Database Servers.
Identified and troubleshooted performance issues on SAN systems (EMC VNX 5500 & CX4-240) and implemented solutions to enhance storage performance and reliability.
Worked on SELinux policy and shell scripting to enhance system security and automate tasks.
Implemented Group Policy to adhere to CIS benchmarks and ensured compliance with security standards.
Expanded and added new partitions to Linux servers on VMware and physical servers to accommodate growing infrastructure needs.
Integrated Active Directory with Linux for seamless authentication, improving user access management and security.
Installed and troubleshooted VMware Servers on ESX 3.5 & ESX 4, upgrading ESX 4 to ESXi 5 servers to ensure compatibility and optimal performance.
Provided timely troubleshooting and resolution for issues on both Linux and Windows servers, ensuring zero downtime for critical servers, applications, and devices across all 10 Data Centers in the USA.
Responded effectively to server tickets within given SLA periods, providing proper solutions to minimize impact on operations.
Configured IPsec VPN tunnels from Datacenter to clients' locations on various firewalls (e.g., SonicWall, Cisco, Linksys) to ensure secure and reliable communication.
Managed RSA token keys for users and configured Disaster Recovery software for clients, scheduling backup jobs for Windows servers and applications, and performing restoration as per demand.
Created new user accounts on Active Directory and Linux Servers with special permissions, ensuring adherence to security protocols.
Handled escalation calls from clients, providing prompt and effective resolution to issues and inquiries.
Coached and mentored employees, offering constructive feedback for performance improvement, and trained new staff to build a highly productive group of system administrators.

System Administrator

OMNITECH INFOSOLUTIONS LTD (SITE)

08.2006 - 11.2009

Installed and configured CentOS 4.4 64-bit Linux Servers, ensuring optimal performance and compatibility with organizational requirements.
Set up Mail Server using Sendmail, DNS Server, Proxy, and VPN Server, enabling secure and efficient communication within the network.
Installed and configured MySQL 5.1 on Linux servers, establishing them as reliable database servers for organizational needs.
Implemented monitoring tools such as MRTG and Nagios on Linux servers to proactively monitor system health and performance.
Installed and configured Windows 2003 Servers, including Domain Server cum DHCP Server, File & Print server, Web Server, and VPN Server, ensuring seamless functionality and accessibility.
Managed the installation and configuration of users' laptops, desktops, and printers, facilitating smooth operation and user productivity.
Conducted maintenance tasks on both Linux and Windows servers to ensure optimal performance and reliability.
Monitored mail logs, DNS logs, and VPN logs to identify and address any issues or anomalies, ensuring smooth operation of network services.
Created user IDs related to domain and mails, facilitating secure access and communication for users within the organization.
Addressed and resolved problems related to users' laptops/desktops, ensuring minimal disruption to their workflow.
Managed assets and vendors, overseeing procurement and maintenance activities to ensure the availability and reliability of IT resources.
Monitored rack-mount hardware metrics such as temperature and power draw to detect faults and failures promptly, minimizing downtime.
Implemented corrective plans of action for network availability, utilization, and latency to optimize network performance and reliability.
Evaluated the latest technology innovations and adopted cost-effective solutions to enhance system functionality and efficiency.
Installed important security and functionality patches on servers to maintain optimal protections against intrusion and ensure system reliability.

System Administrator

OMNITECH INFOSOLUTIONS LTD (SITE)

02.2006 - 08.2008

Installed and configured Windows 2008 Servers, including Domain Server cum DHCP Server, File & VPN Server, ensuring seamless integration and functionality within the network infrastructure.
Managed the installation and configuration of users' laptops, desktops, and printers, providing users with reliable access to IT resources.
Conducted regular maintenance tasks on Windows servers to ensure optimal performance and reliability.
Created user IDs related to domain and mails, facilitating secure access and communication for users within the organization.
Installed and configured Symantec VERITAS Backup software Server as well as client parts, ensuring data backup and recovery capabilities for critical systems and applications.
Configured and managed Cyberoam CR50i Firewall, ensuring network security and compliance with organizational policies.
Addressed and resolved problems related to users' laptops/desktops, ensuring minimal disruption to their workflow.
Managed assets and vendors, overseeing procurement and maintenance activities to ensure the availability and reliability of IT resources.
Provided comprehensive training to internal users, optimizing systems maintenance and resolving recurring issues.
Evaluated the latest technology innovations and adopted cost-effective solutions to enhance system functionality and efficiency.
Managed the onboarding and offboarding of employees, ensuring smooth transitions and compliance with company policies and procedures.
Installed important security and functionality patches on servers to maintain optimal protections against intrusion and ensure system reliability.

Sr. Field Support Engineer

OMNITECH INFOSOLUTIONS LTD

02.2006 - 09.2008

Managed servers from IBM and HP, ensuring their proper operation and maintenance to support organizational functions.
Handled storage systems, overseeing their configuration and management to ensure data availability and integrity.
Worked with Linux distributions such as Red Hat and SUSE, performing installation, configuration, and troubleshooting tasks to maintain system functionality.
Supported operating systems including Windows 2000, XP, Server 2000, and Server 2003, ensuring their reliability and security.
Managed Postmaster and Domino servers, as well as Lotus Notes, MS-Outlook, and Outlook Express, facilitating communication and collaboration within the organization.
Configured and troubleshooted LAN setups to ensure smooth connectivity and network performance.
Addressed escalation calls and issues, providing timely resolutions to maintain operational continuity.
Utilized critical thinking skills to analyze problems, evaluate solutions, and make informed decisions to resolve issues effectively.
Maintained flexibility in working hours, including night, weekend, and holiday shifts, to ensure continuous support and service availability.
Provided customer service, following outlined steps of service to meet customer needs and expectations.
Contributed to operational improvement through consistent hard work and dedication to maintaining system reliability and performance.

Hardware Networking Engineer

SYSTEM SOLUTION

08.2004 - 02.2006

Conducted troubleshooting of desktops and laptops, diagnosing and resolving hardware and software issues to ensure optimal performance.
Addressed problems and issues with Windows operating systems including Win 98, 2000, and XP, implementing solutions to restore functionality.
Configured and troubleshooted LAN setups, ensuring smooth connectivity and network performance for users.
Investigated hardware product issues, analyzing materials and software to identify root causes and develop effective solutions.
Researched complex technical issues, leveraging expertise and resources to provide timely resolutions to intricate problems.
Traveled to customer sites to deliver on-site support, providing prompt resolutions to issues and ensuring customer satisfaction.
Designed and evaluated WAN and LAN connectivity technologies, assessing their suitability and effectiveness to meet organizational needs and objectives.

Summary

Overview

Work History

Team Leader

System Administrator

System Administrator

System Administrator

Sr. Field Support Engineer

Hardware Networking Engineer

Education

Bachelor's - Computer Application

Higher Secondary -

Secondary School Certificate -

Skills

Certification

Additional Information

Career Focus

Timeline

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