Atish Ojha

CCNA Certified | CEH Certified | MSc Cyber Security

I am a security-driven professional specializing in offensive defense and secure infrastructure. With an MSc in Cyber Security and CEH certification, I leverage a hacker's mindset to identify vulnerabilities and harden network assets. By combining hands-on penetration testing with a foundation in CCNA networking, I build digital environments that are inherently protected against modern threats.

View My Skills

About & Certifications

👨‍💼 About Me

CCNA-certified MSc graduate with hands-on networking experience including VLAN deployments and Cisco lab environments. Strong IT support background from freelance work at Catalyst IT Consultancy. Currently expanding expertise through Microsoft 365 Admin (Apr 2026). London-based practical problem-solver.

🏆 Certifications

CCNA
Jun 2024
CEH Practical
Oct 2024
CEH
Dec 2024
eJPTv2
Jan 2024
Google Cyber
Feb 2026
MS365 Admin
Apr 2026

🎓 Education

MSc Cyber Security with Advanced Practice

Northumbria University, UK | 2023

B.E. Computer Science & Engineering

Visvesvaraya Technological University, India | 2018

Atish Ojha

📍 London, England, UK

IT & Cyber Security Professional

Professional Experience

IT Support & Website Design (Freelancing)

Catalyst IT Consultancy LTD | Apr 2024 - Present

  • Website design/deployment, content updates, theme customization for clients
  • Microsoft 365 user management (account unlocks, access permissions)
  • Hardware install/troubleshoot (printers, workstations)
  • Network config for client sites (VLANs, Switches, Routers)
  • End-user technical support & workflow improvements

IT Support & Networking (Internship)

Catalyst IT Consultancy LTD | Jan-Apr 2022

  • Monitored and analyzed system and network logs to identify potential security issues
  • Troubleshot and configured network devices for optimal performance
  • Designed and developed responsive, user-friendly websites
  • Contributed to IT projects and solution implementations

Key Projects

Network Design & Implementation for Small Business

Packet Tracer

  • Designed comprehensive network infrastructure: routers, switches, wireless access points
  • Configured Access Control Lists (ACLs) to manage traffic flows and enhance security
  • Implemented OSPF routing protocol in multi-area network for scalability

Home Lab Security Testing Environment

VMware

  • Configured VMs running Kali Linux, Windows 10, Damn Vulnerable Web Application (DVWA)
  • Conducted security testing and penetration tests to enhance practical skills
  • Managed virtual networking and vulnerability assessments

Technical Skills

Networking

Cisco IOS, VLANs, ACLs, OSPF, STP, Routing & Switching, Packet Tracer, Network Troubleshooting.

IT Platforms

Microsoft 365 Admin, Windows Server/Workstation, DHCP/DNS, IP Addressing/Subnetting.

Systems & Virtualization

VMware, Hyper-V, Linux & Windows Networking.

Tools & Protocols

Wireshark, Nmap, PuTTY, SSH, TCP/IP, SNMP, Syslog.

Contact Me

Ready to discuss networking projects or IT opportunities in London?

View LinkedIn +44 7835 918497

📍 London, England, UK
✉️ [email protected]
📱 Open to Cybersecurity Analyst, Junior Network Engineer, & IT Support roles