Hi, I’m
Manikanth Reddy.
Senior Systems Administrator
Hyderabad
Summary
Driven Systems Administrator with 8 years of experience in software implementation and maintenance. Proven history of managing complex infrastructures and data center operations. Expert in solutions-oriented business application problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration.
Overview
9
years of professional experience
3
years of post-secondary education
1
Certification
3
Languages
Work History
Tech Mahindra Hyderabad
Senior Systems Administrator
04.2022 - Current
Job overview
- Proven track record of resolving complex infrastructures and data center technology issues
- Good communication skills
- Good Experience in site-to-site, Point-to-site & Express Route VPN configuration
- Configured and tested Windows Server operating systems with roles features.
- Performed software installations and upgrades to Windows operating systems.
- Conducted routine and emergency maintenance of assigned data center equipment.
- Planned and implemented upgrades to system hardware and software.
- Devised scripts and automation tools to improve system efficiency.
- Researched and recommended new technologies and strategies for improving system performance.
- Identified and resolved network congestion issues and bottlenecks.
CompuComPune
SYSTEMS ADMINISTRATOR
10.2019 - 03.2022
Job overview
- Building new servers as per the user requirement
- Handling any issues related to the machines which are available in Azure
- Like RDP, VM performance, domain connectivity, VM connectivity
- Putting VMs under load balancer & configuring failover cluster in windows
- Managing storage pools on servers
- Provisioning storage for the servers as per the request
- Analyzing the application requirement & provisioning the server with right configuration
- Upsize / downsize VMs as on request
- Upgrading / downgrading the VMs/Disk to premium & standard
- Providing RCA’s for any unexpected reboots or any failures from IAAS end
- Deploying Azure VM from PowerShell, portal & JSON templates [only ready templates, no exp on coding]
- Conversion of disks from different formats to azure supported VHDs
- Managed disk related deployments
- Add/delete/resize the disks for azure VM
- Windows servers patching through Ivanti tool
- Creating, Managing & deleting the patch groups in Ivanti
- Scheduling & maintaining auto deploy patches to specified groups
- Vulnerability Management Reports experience on Qualys & Tenable
- Sharing local datastore disk over the vCenter using third party tools
- Troubleshooting experience on Virtual Machine migration errors over cluster
- Cross vCenter vMotion using fling as well vSphere client (7.0 Version)
- Use VMware update manager to create or edit baselines and baseline groups
- Perform upgrades to operating systems and layered software packages as necessary
- Maintain, upgrade, and implement improvements to the VMWare ESXI infrastructure
- Troubleshoots and resolves problems and monitors system performance while simultaneously engaged in similar efforts
- Document the architecture and all procedures; prepare guidelines for other team members
- Orchestrated integration and communication of software upgrades.
- Detailed upcoming software upgrades and system sprints to team members.
- Performed software installations and upgrades to UNIX or Windows operating systems.
- Integrated and updated software products to boost system compatibility.
- Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution.
- Analyzed complex project server issues and worked on large enterprise and business-critical applications.
Future FocusPune
SYSTEM ADMINISTRATOR
10.2018 - 10.2019
Job overview
- Daily BAU operations on Summit (Ticketing tool)
- Managed over 1600+ VMware servers 2003.2008,2012 &2016 with vSphere client 5.5 and 6.0
- Migrating DHCP Scopes using PowerShell script
- Creating AD Groups and Daily health checks of DC's
- Timely response on Datastore space issue's using storage vMotion
- Host Memory Upgradation
- Active directory Upgradation from server 2008 to 2016
- Resetting ESXI host passwords using PowerShell script (we don't know previous passwords)
- ESXI host patching using CLI &GUI
- Troubleshooting on Disk consolidation, disk locks and multipathing alerts
- HBA Firmware Upgrading on ESXI hosts
- Fixing Trust relationship issues without downtime (Clients)
Future Focus
SYSTEM ADMINISTRATOR
11.2017 - 09.2018
Job overview
- Installed several hot fixes and patches on windows servers to eliminate vulnerabilities
- Managed over 3000+ VMware servers 2003, 2008 R2 & 2012 with vSphere client 5.1
- Used VMware vMotion to eliminate application downtime from planned server maintenance by migrating running virtual machines between hosts
- Participated in regular 24x7 on-call rotations and coordinated with the offshore team for night-time scheduled activities
- Responded to server down alerts in a timely manner and brought them up via HP ILO
- Servers builds Physical and virtual
- P2V conversion using vCenter standalone converter
- Physical RDM disk to VMDK disk conversion Magus Customer
Magus Customer DialogHyderabad
IT EXECUTIVE
12.2014 - 11.2017
Job overview
- Handling the environment for 3 customers (Airtel, Tata sky & Hathway)
- Managing 1000+ desktops
- Installing, Configuring Active Directory Domain Services, Creating Group
- Policy Objects and managing the Organizational Units
- Installing and configuring the SEP Antivirus Manager as well as client
- Symantec antivirus client installation Users Systems Remotely & configuring firewall policies, virus definitions etc
- Basic Knowledge on power shell scripting – automated a few activities
- Monitoring Dell sonic Firewall NSA 3600
- SEP Manager and Client Troubleshooting Upgraded skills on SEP14
Education
T.R.R College of TechnologyHyderabad
Diploma from Electrical and Electronics technology
07.2009 - 05.2012
Skills
ESX 60 and 70& vCenter 6x, 7x
Storage (Blobs, Tables, Queues)Group PoliciesAzure vNetDHCPAzure IAASESXI HostsServers expertiseHardware knowledgeTechnical Analysis
System upgrades
Servers expertise
Technical Analysis
Hardware knowledge
Accomplishments
- Resetting ESXI host passwords using PowerShell
Certification
Microsoft Certified Technology Specialist (MCTS)
Timeline
Senior Systems Administrator
Tech Mahindra
04.2022 - Current
SYSTEMS ADMINISTRATOR
CompuCom
10.2019 - 03.2022
SYSTEM ADMINISTRATOR
Future Focus
10.2018 - 10.2019
SYSTEM ADMINISTRATOR
Future Focus
11.2017 - 09.2018
IT EXECUTIVE
Magus Customer Dialog
12.2014 - 11.2017
T.R.R College of Technology
Diploma from Electrical and Electronics technology
07.2009 - 05.2012