Sandeep Singh
Greater Noida
Summary
Accomplished System Administrator with extensive experience in managing and optimising IT infrastructure. Proven expertise in Azure Administration, Windows Server management, and cloud computing deployment. Demonstrated proficiency in network configuration, firewall management, and IT risk management. Adept at troubleshooting complex issues, implementing security protocols, and enhancing system performance. Notable achievements include deploying Azure Infrastructure across 23 countries and managing virtual environments to ensure minimal downtime. Career goal: to leverage technical skills and strategic planning abilities to drive innovation and efficiency in IT operations.
Overview
16
16
years of professional experience
1
1
Certification
Work History
System Administrator
Harris Computer
Remote (WFH)
07.2024 - Current
- Managed provisioning and de-provisioning of virtual machines within Azure environment.
- Handled supervision and issue-resolution for cloud-hosted solutions.
- Managed the creation of new users and resolved issues in JIRA.
- Monitored cloud resources, ensuring peak performance and cost-efficiency.
- Utilized PRTG Network Monitoring Tool for proactive resource monitoring of VMs.
- Exhibited hands-on experience with DUO.
- Handled IP whitelisting and tunneling challenges alongside TierPoint.
- Possess working knowledge of IRIS and ENSEMBLE applications.
- Expertise in configuring and maintaining Firewall Tunnels systems.
- Updated operating systems, firmware, security protocols, and application versions.
- Coordinated maintenance tasks for servers, networks, and storage as needed.
- Configured and maintained networking and security components such as VPNs or SFTP.
- Enhanced protection measures with advanced security protocols.
- Managed resolution of reported problems in issue/change tracking systems.
- Adhered to standardized documentation protocols.
- Oversaw system performance and recommended enhancements for optimization.
- Create and manage automation scripts to streamline routine tasks.
- Created preventive measures for real-time monitoring and auditing to meet standards.
- Keep comprehensive records of processes and procedures updated.
- Participated in on-call rotation, providing round-the-clock support to address critical system issues.
- Owned support tickets using IT management system for assigning and escalating.
- Managed virtualization environments, ensuring optimal allocation of resources and minimal downtime.
- Consulted users to determine areas in need of improvement.
- Created user accounts and managed access rights for users.
- Maintained inventory of hardware assets including servers, laptops, desktops.
- Monitored system performance to ensure optimal operations and identified potential issues using PRTG.
- Gathered data pertaining to customer needs to identify, predict and evaluate system and network requirements.
- Working Knowledge of SNOW Asset Managment tool, Rapid7, Crowdstrike, Site24x7 and more.
- Kept flexible schedule and resolved after-hours and weekend emergencies quickly and accurately.
- Administered user accounts, permissions, and access controls, enhancing security and compliance.
Associate Consultant
HCL Tech
Noida
08.2018 - 06.2024
- Deployed Azure Infrastructure for client across 23 countries.
- Implemented migration of existing infrastructure to the Azure platform.
- Engineered and sustained Azure-based setups, ensuring the smooth operation of networks, storages, and computing resources.
- Monitored and resolved issues in cloud-based applications.
- Optimized cloud-based resources for better performance and reduced costs.
- Expertise in managing and understanding Windows Server environments across multiple versions.
- Executed installation, configuration, and hardening of Windows servers across multiple versions.
- Enhancing Apriso applications, implementing MES solutions.
- Comprehensive knowledge of Microsoft Failover Clustering.
- Optimized infrastructure using Hyper-V and VMware.
- Specialized in configuring and managing HP and Dell Blade Servers.
- Set up print queues and solve printing problems.
- Addressed and fixed MS failover cluster problems.
- Executed vCheck script to monitor snapshots and health of virtual infrastructure.
- Maintained seamless operation of virtual environments.
- Prepared comprehensive capacity assessments.
- Wrote new manuals, definitions and SOPs guiding individual job titles on expectations and processes.
IT Infrastructure Specialist
DatumX Pvt. Ltd.
01.2016 - 06.2018
- Installation and configuration of physical & virtual Windows servers
- Installing, managing & troubleshooting windows Server 2003/2008/2012
- Active Directory, DHCP & DNS
- User and Group Administration in Servers
- Design and implement short- and long-term strategic plans to make certain network capacity meets existing and future requirements
- Develop, implement, and maintain policies, procedures, and associated training plans for network resource administration and appropriate use
- Troubleshooting Windows, Mac and Servers Hardware/ Software Issues
- Providing Network Cabling and Point to Point Connection as per customer needs
- Providing Hardware/ Software and license Asset Management
- Deployed the needed software’s and Anti-Virus to the client machines connected through switches and routers
- Application Administration roles i.e
- Service desk support, Desktop Support, Print Troubleshooting, Problems pertaining to performance
- Installation, configuring, migration & troubleshooting Windows Server, AD, DNS, DHCP
- Installation, configuration, managing & troubleshooting File Server
- Installation, configuration, managing & troubleshooting DFS
- Managing Domain users, Roaming profile, Group Policy, OU
- File and Folder permission for authenticated users in server
- Managing disk quota management, NTFS Security for users
- Knowledge of Load Balancing, Clustering, High Availability
- Handling the monitoring alerts for Disk, CPU and Memory & Hardware
- Back-up & restore of all critical resources like System data, DNS, DHCP, Outlook
- Configuration & troubleshooting of Servers Hardware and Virtual Servers
IT Engineer
Punj Lloyd Ltd.
Bangalore
06.2009 - 01.2016
- Handling and providing IT support to Four Company sites and Three Client Sites in Bangalore for Bangalore Metro Rail Project (BMRCL)
- Installation and troubleshooting of all Hardware and Software’s
- Maintenance of EPABX machines at all sites
- Troubleshooting of Routers and Switches in an Internetworking
- Working on Router 1800 series for the expansion of networks
- Worked on SonicWALL Firewall
- Providing Remote access to user for troubleshooting
- Maintaining and troubleshooting local area network of 4 company and 3 Client sites
- Installation, configuration and maintenance of Network Printers
- Performing preventative maintenance in accordance with department policies
- Implementation and configuration of DHCP, DNS & WINS server
- Installation, configuration and creation of mailboxes of users etc
- Knowledge on IP addressing and Class with other Network concepts
- Designing and Implementation of TCP/IP based network services
- Configure all Routing protocols (RIP, RIPV2, IGRP, EIGRP, OSPF and BGP) in Cisco Router
- To check the Running stability links of Physical devices attached in our network by PING and TRACEROUTE Command
- Provide Network support to POP location by Telephonic or by Taking Network remotely
- Troubleshooting of Routers and Switches in an Internetworking
- Work experience in MPLS network
- Configuration and managing of Wi-Fi router (D-link, Cisco, Netgear, Linksys etc.)
- Application Administration roles i.e
- Service desk support, Desktop Support, Print Troubleshooting, Problems pertaining to performance
- Provide Training to meet Client requirements and meet the customer Requirement
Education
Bachelor of Information Technology - Computers
Indira Gandhi National Open University
New Delhi, India01-2005
Higher National Diploma in Multimedia And Computing -
Indira Gandhi National Open University
New Delhi, IndiaSkills
- Firmware Updates
- Network Printers
- Active Directory
- Terminal Services
- Remote Access computing
- VPN
- VLAN
- Azure Administration
- System Analysis and Designing
- IT risk management
- PRTG Network Monitor
- Firewall management
- ITIL framework understanding
- Network configuration
- System reviews
- Network administration
- Hardware installation
- Cloud computing deployment
- Hardware knowledge
- New program installations
- Change control process
- Microsoft Hyper-V
- Network development and administration
- Incident Management
- Server improvements
- Windows Server management
- System configuration
- Infrastructure updates
- Firewall administration
- Troubleshooting expertise
- Patch management
- Operating systems
- IT infrastructure monitoring tools
- Technical support proficiency
- Comprehensive VMware knowledge
- Windows system administration
- Servers expertise
- Analysis and problem solving
- Reporting and documentation
Certification
- Azure Fundamentals certified - I273-8970
- Azure Administrator certified - I274-1951
- Google Cloud Engineer certified. ID – g0fATd
- MCSE certified – SR2001339
- Certified Splunk Power User. License – Cert 195838
- Completed VMWare VCP training.
- Completed ITIL V3 training.
- Completed CCNA training.
Languages
Hindi
First Language
English
Proficient (C2)
C2
Personal Information
Mother’s Name : Mrs. Sunita Devi
Father’s Name : Mr. Ramesh P Singh
Date of Birth : 23/10/1981
Marital Status : Married
Passport Status : Available
Timeline
System Administrator
Harris Computer
07.2024 - Current
Associate Consultant
HCL Tech
08.2018 - 06.2024
IT Infrastructure Specialist
DatumX Pvt. Ltd.
01.2016 - 06.2018
IT Engineer
Punj Lloyd Ltd.
06.2009 - 01.2016
Bachelor of Information Technology - Computers
Indira Gandhi National Open University
Higher National Diploma in Multimedia And Computing -
Indira Gandhi National Open University
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