VISHU DEV SINGH
Core Skills
Tools
Microsoft Defender, Sophos Endpoint, Nmap, PowerShell, Remote Desktop (RDP), AnyDesk
Certifications
- Google Cybersecurity Professional Certificate
- IBM Cybersecurity Analyst
- Google IT Support
- Linux Foundation Certification
- Ethical Hacking Essentials (EC-Council)
Education
Integrated MCA (Cybersecurity & Networking)
Parul University | 2021 - 2025
High School (Physics, Chemistry, Biology)
Doon Public School, Bhuj | 2019 - 2021
10th
Army Public School, Bhuj | 2019
Professional Summary
System Administrator with hands-on experience supporting 200+ users across enterprise environments. Skilled in Active Directory, Microsoft 365, networking, and Sophos Firewall security. Proven ability to resolve 20–30+ daily issues, maintain 99%+ uptime, and ensure secure IT operations.
Professional Experience
- Administered technology systems for 200+ users, ensuring high availability and performance
- Provisioned and managed Active Directory accounts, access control, and organizational units
- Handled 20–30+ daily support tickets related to Microsoft 365, improving user productivity
- Configured and monitored Sophos Firewall, strengthening network security posture
- Diagnosed and mitigated network issues (DNS, DHCP, VPN, LAN/WAN)
- Executed backup verification and restoration processes, ensuring disaster recovery readiness
- Maintained NAS systems to ensure consistent data backup and availability
- Utilized ticketing tools to manage incidents and meet SLA targets
- Troubleshot 10–15+ daily hardware and software issues across multiple systems
- Supported Active Directory user access and troubleshooting
- Performed network diagnostics and assisted in issue resolution
- Supported 10–15+ daily user issues
- Assisted in system troubleshooting and networking tasks
- Gained hands-on experience in IT support environments
Projects
Portfolio Website
github.com/teztarrar/teztarrar.github.ioTech-V License Manager
github.com/teztarrar/tech-v-license-managerDeveloped a license management system using AI to automate tracking, reduce manual effort, and improve operational efficiency.
AutoIPChanger (Rust)
github.com/teztarrar/autoIPChangerBuilt a Rust-based automation tool for Tor installation, proxy configuration, and IP rotation monitoring to enhance anonymity.