Powering Secure, Scalable, and Seamless IT Solutions for Your Business Success
👨💻 About Me
I am Mahan Mohammed Ibna Hasan, an experienced and versatile IT Professional & System Administrator with over 9 years of expertise in IT infrastructure, system administration, networking, and technical support. I specialize in solving complex technical problems, streamlining IT operations, and delivering secure, scalable, and reliable solutions for businesses across industries including IT-enabled services, telecommunications, garments, and call centers.
📌 Core Expertise
Windows Server (Active Directory, Group Policy, DNS, FTP, Remote Desktop)
Linux Systems (Proxmox, Ubuntu)
Networking: LAN, WAN, VPN, DHCP, DNS, Ethernet
MikroTik Router configuration, monitoring & bandwidth control
VoIP & Call Center Solutions (Vicidial, FreePBX, Elastix)
Multi-level IVR setup & dialer management (Inbound, Outbound, Predictive)
Data Protection, Backup & Disaster Recovery
Email Systems (Microsoft Outlook & Mail Servers)
IP Telephony & CCTV Configuration
IT Training & User Support for office staff and call center agents
💼 Professional Experience
Senior Executive IT – Windmill Infotech Ltd. (2021 – Present)
Managing enterprise-level IT infrastructure, Windows/Linux servers, VoIP systems, network security, and multi-site IT operations.
IT Executive – RR Fashion International Ltd. (2018 – 2021)
Responsible for ERP maintenance, VPN configuration, antivirus management, CCTV/IP camera systems, and website content updates.
Network & System Support Engineer – Sine-10 BD Ltd. (2016 – 2017)
Focused on network management, connectivity troubleshooting, WLAN/LAN support, bandwidth control, and client support (onsite/remote).
🎓 Education & Certifications
B.Eng. in Computer Engineering – Uttara University (CGPA 3.62)
Diploma in Computer Science & Engineering – IIT Bogra (First Division)
CCNA – Network & Switching
MikroTik Certified Network Associate (MTCNA, ID: 2405NA2906)
✅ What I Deliver
Secure, efficient, and scalable IT systems tailored to client needs
End-to-end IT support from system deployment to troubleshooting
Transparent communication & timely delivery of projects
Long-term support & maintenance for sustainable growth
If you are looking for a reliable IT partner to manage servers, networks, VoIP, CRM, or enterprise IT solutions, I am here to help you achieve your goals with professionalism and dedication.
Work Terms
⏰ Hours of Operation
Available full day on Friday & Saturday, and also as per client requirements.
Flexible for urgent tasks or project deadlines with prior agreement.
Can adjust availability to match international client time zones.
💳 Payment Terms
Payment handled securely through Guru’s payment system (Bank Transfer can be discussed if allowed).
For fixed-price projects: milestone-based payments after successful delivery of each phase.
For hourly projects: weekly billing based on logged hours, or as per client requirements.
Advance payment or deposit may be required for larger/long-term projects.
💬 Communication Style
Preferred platforms: Guru WorkRoom messaging and built-in tools.
Can also arrange video or voice calls through Guru-supported integrations if needed.
Regular progress updates provided (daily or weekly, depending on project scope).
Clear documentation and reports shared upon completion of tasks.
Open to collaborative sessions for troubleshooting or live demonstrations.
📌 Commitment
Dedicated to delivering secure, efficient, and scalable IT solutions.
Strong emphasis on timely delivery, transparency, and quality work.
Willing to sign NDAs (Non-Disclosure Agreements) to ensure client confidentiality.