Isaac Mathew

Senior L-*/L-* Unix/Linux Engineer ready to Join Immediatly

Dubai

adoyc0@r.postjobfree.com

+91-935*******

7+ Years of total experience in the field of core IT support and operations with the specialization of UNIX/Linux administration. Having a strong performance background in wide variety of professional system support and solution-based IT services for Linux/Unix Systems (or administrations) including, monitoring, configuration, troubleshooting and maintenance of operating systems. Hands on knowledge on VMware vSphere Client, Disaster Recovery Planning, Cloud Platforms such as GCP, B1CP (Zen Infra), Nutanix Cloud, Monsoon Cloud, Understanding of Chef and Puppet, Knowledge on RedHat/SuSe/HPUNIX/AIX/OEL Unix Platforms. Worked on P2V, V2V and datastore migration activities, Understanding of Network Structures and Knowledge on Windows Administration etc. Willing to relocate: Anywhere

Personal Details

Birth Date: 1992-09-05

Eligible to work in United Arab Emirates: Yes

Industry: IT Operations & Helpdesk, Software Development, Technology Work Experience

Senior L-2/L-3 UNIX/Linux Engineer

Tata Consultancy Services (TCS)

May 2019 to May 2021

• Duration: May 2019 - May 2021 (24 months)

• Project: GLDS technology Worldwide (USA, Canada, Germany, Mexico, China, India etc.)

• Job responsibilities:

• Deploying and maintaining UNIX/Linux Servers in Converged Cloud, B1CP cloud, Monsoon Cloud and VMware platforms.

• Providing on-demand UNIX deployment solutions for clients, which includes troubleshooting problems with network performance, routing issues, link down and speed issues and hardware related issues, etc.

• Performing major, minor upgrade and re-image of the UNIX/Linux servers as per requirement of clients.

• Performing OS hardware compatibility checks for Hardware vendor support.

• Performing firmware, driver and RAID controller updates.

• Collecting DSA, Primecollect, Supportconfig, ADU, Preboot DSA logs for the vendor support.

• Deploying UNIX/Linux servers in VMware and their maintenance.

• Working on SuSe and RedHat firewalls to open/close appropriate ports and services as per requirements of the client.

• Fixing the port issue on servers.

• Providing support to backup team for installing, configuring and maintaining EMC networker software on various UNIX platform and fixing backup related issues.

• Working on VMWare tools installation and upgradation.

• Chef client installation and troubleshooting.

• Performing bulk tasks through BMC automation tool.

• Troubleshooting UNIX server booting issues through rescue and maintenance modes. Rebuilding initrd image and Kernel.

• Install and configure McAfee antivirus solutions on UNIX servers.

• LDAP, Quest installation, configuration and maintenance on UNIX servers.

• Working on modifying bash script and environmental variable issues.

• Ulimit and kernel parameter changes and their troubleshooting.

• Performing P2V migrations for UNIX/LINUX servers.

• Performing migration from one Data Store to another, Performing ESX migrations to different ESX hosts and clusters. Implementing resource changes of VMware Servers.

• Performing Unix/Linux Servers mass patching through BMC automation.

• Providing OS support for Nexus, Artifactory, GIT, Perforce and DITA servers.

• Working on MAC host CLI issues and their support.

• Tools: SAP IT direct, BMC bladelogic, Splunk Tools Senior L-2 UNIX/Linux Engineer (Team Lead)

NTT Data Inc - Bengaluru, Karnataka

October 2017 to May 2019

Project: Client Technology Services (USA)

• Job responsibilities:

• Configuring multiple I/O paths between server nodes and storage arrays into a single device using Multipath and Powerpath.

• Working on SAN, NAS storage errors from the Linux OS level.

• Allocating the storage LUNS in Linux OS to various filesystems and for other resources.

• Working on issues with backup tape drives.

• Performing quality check on every Unix/Linux ticket and taking ownership of replying to all client emails across all shifts, resolved issues in 24 X 7 environment and also worked with team on improving the quality of service delivery as much as possible.

• Conducting Weekly Meetings with the team and discussing various business plans to ensure smooth running.

• Worked on most of the ADHOC requests and Kept eye on progression of each request raised by customer to avoid escalations as much as possible.

• Sending Weekly, monthly, Access and Scorecard reports to the management and ensures the team completes all their assigned training prior to the due date.

• Monitored the servers and Linux jobs regularly and performed troubleshooting steps - Tested and installed the latest software on server for end-users.

• Responsible for installing, configuring, and maintaining the Linux servers.

• Responsible for maintaining the network environment as well as the health of the network and servers.

• Training and supporting other server administrators in the organization.

• Responsible for upgrading the software installed on to the server, including upgrading virus software and code upgrades.

• Working with Linux-friendly applications and able to troubleshoot it when issue arises from the server

• Communicating with the staff, vendors and customers in a courteous, professional manner at all times

• Reviewing of all the error logs and fixing it is another duty along with providing superior customer support on troubleshooting escalated support troubles.

• Identifying and analyzing the issues that hamper the performance of the system, and to work in close coordination with the product development team and recommend solutions for the issues.

• Identifying the discrepancies in the system, to assess the risks, and to implement solutions by adhering to the security standards.

• Working remotely without GUI and understating of SSH.

• Updating system as soon as new version of OS and application software comes out, setting up security policies for users based on their requirement.

• Managing file system permissions for users and groups and apply system policies.

• Functioned as primary Linux administer engineer to maintain system services and performance - Planned and executed Linux system changes and upgrades.

• Installed and configured all the Linux servers in the network per specifications of clients.

• Monitored the servers and Linux jobs regularly and performed troubleshooting steps - Tested and installed the latest software on server for end-users.

• Attended calls related to customer queries and complaints, offered solutions.

• Performed routine checks on the Linux servers of the firm.

• Maintained necessary back-up of the important files for future reference.

• Maintained existing programs and extended Linux system functionality as needed.

• Researched the market to gain information on the latest updates available and recommended accordingly.

• Implemented security policies, monitored unusual traffic patterns, bandwidths, and vulnerabilities.

• Solved technical problems in high-pressure situations as the primary escalation point for high-priority, complex issues, and outage recovery.

• Configure Linux servers to access SAN and NFS.

• Installed and configured the BMC Patrol monitoring agent on the Linux servers.

• Identified, documented, and communicated potential system problems.

• Managed Red Hat Linux, AIX and HP Unix servers (Both Physical/Virtual)

• Provided 24/7 technical support and resolution to operators' requests concerning Linux OS related issues

• Tools: Remedy, SAP CRM, Securelink, CareBridge, Download Central etc. Education

BCA in Computer Applications

Bangalore University - Bengaluru, Karnataka

June 2011 to May 2014

High school or equivalent in Physics, Chemistry, Biology, Maths East Point PU College - Bengaluru, Karnataka

June 2008 to May 2010

Middle in English

PSVPMHSS - Pathanamthitta, Kerala

June 2003 to April 2008

Skills

• Red Hat Linux

• SuSe Linux

• HP-UNIX

• Oracle Linux

• Microsoft Office

• VMware Vsphere Client

• Bladelogic Server Automation

• Cloud Linux/Windows Server Deployments

Awards

NLCI topper

February 2018

• Bagged “NLCI topper” award for NTT DATA NLCI Certification in February 2018 Best people Manager

June 2018

• Bagged “Best people Manager” award for business acumen in NTT DATA Star rewards and recognition program.

Outstanding Contributor

September 2016

• Bagged “Outstanding Contributor” award in NTT DATA Star rewards and recognition program. Spot Award - hard work and Initiative

June 2016

• Bagged “Spot Award - hard work and Initiative” in NTT DATA Star rewards and recognition program. Certifications and Licenses

ITIL Foundation Certified

June 2016 to Present

ITIL Foundation Certified from Axelos -Certificate # 5738257.20555563 Additional Information

Key Skills

• Comfortable with command line interface (CLI), and able to perform a major task using CLI.

• Excellent troubleshooting and logical thinking.

• Good communication, interpersonal and customer handling skills.

• Easily adaptable and accept responsibilities effectively.

• Basic Knowledge of VLAN, routing Protocols: OSPF, EIGRP and Routed protocol: TCP/IP and NAT

• Knowledge on VMWare vSphere Client administration

• Ability to document procedures and processes accurately.

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