Hi...

I'm Al-Amin

IT & Network Executive ll Founder One Stop Tech Solution (OSTS)

About Me

Md. Al Amin – Jr. IT Executive || Founder, OSTS – One Stop Tech Solution

I'm a dedicated IT professional working as a Junior IT Executive at Top Ten Group, managing and maintaining IT infrastructure across 45 branches. My expertise includes network administration, Mikrotik routers, VLANs, GRE tunneling,POS,Tailor Management Access control systems,Access Point devices, CCTV, Firewall,NAS and server management.

Previously, I worked as an IT Executive at Windmill Infotech Ltd & Square Denims Ltd handling similar responsibilities.

I'm also the founder of OSTS – One Stop Tech Solution, offering IT services, graphic design, and web development solutions.

I'm skilled in delivering top-notch technical solutions and is also a provide all kind of IT product as based on my business.

Skills & Expertise

Computer Networking

Setup and configure computer network.
Maintain and tracking networking system.
Monitoring Networking system.
Implement network module based on requirement

Cisco Switch

Configure and setup network switch.
Implement VLAN in switch.
POE/Gigabit/Non-POE knowledge
Control from cisco interface.

Routing

Configure and setup router for network.
Implement GRE tunnel for smooth operation.
Implement static route for communicating inter network.

Odoo ERP

I have bee working with Odoo ERP system.
Relevant Module:

- - - -    Inventory and Warehouse
           Purchase management
           HR
           Tailors Management
           Sales Management
           Point of Sale (POS)
           Reporting

Security & Firewall

I have been Configure and Maintain many system.

Relevant system:

Fortigate 100F
Trend Micro (End Device)
Layer 7 in Mikrotik
Issabel server (for IP-PABX)

POS System

Setup and Configure POS
Setup Zebra/Honeywell Scanner
Setup Rongta/Bixolon printer
IManage CRM Data
Sync sal e data to centarl MIS

IP-PABX System

Configure and setup Issable PABX OS.
Configure SIP and Trunk to the sarver.
Configure Inbound/Outbound Policy
Create Extension and Configure for user

CCTV & Surveillance System

Setup NVR/DVR/XVR environment
Configure IP camera and add to NVR
Create NVR configuration backup for disaster time.

Access Control System

I have bee working with Zkteco Access control device.

Relevant Model:

- - - -   ZKTeco F-18
          ZKTeco F22
          ZKTeco K40
          ZKTeco UFace302
          ZKTeco SpeedFace-V5L
          ZK-Biotime 8.0
        Zk Attendence 5.0

Server Management

I have been Configure and Maintain many servers.

Relevant servers:

Windows Server 2022
Linux server
Issabel server (for IP-PABX)
Active Directory (AD-DS)
Microsoft SQL server management studio (SSMS) 2022
SQL Database

Work Experience (5 years)+

Topten Group (2023-Currently)

Jr. IT Executive

Application & ERP Management:

-Handled ERP/POS (Mediasoft, LogicSoft,Odoo) for POS, Tailor management and Inventory.

-Maintained POS printer, barcode scanners, printers, Crystal Report

-Managed SQL databases, CRM & E-commerce systems

-Configured Outlook & webmail (IMAP/POP3) for departments

-IP/PABX configuration

Network & Infrastructure:

-End-to-end IT support: LAN/WAN, user troubleshooting

-MikroTik router setup: TCP/IP, DNS, DHCP, NAT

-VLAN configuration & switch management (Cisco, Ruijie, TP-Link, Tenda)

-NAS deployment for centralized data & file sharing

-VPN & GRE tunnel implementation for branch connectivity

-Wi-Fi setup: Deco, WLC,Captive portal system.

System & Server Administration:

-Managed AD, Group Policy, and Windows Server (2016/2022)

-Installed & maintained servers and network systems

-Used Hyper-V & VMware ESXi for virtualization

-Performed diagnostics, updates, and scheduled backups

Security & Hardware:

-Administered FortiGate-100F firewall & Trend Micro security

-Managed IP cameras & NVRs (Dahua, Hikvision)

-Ensured data security & troubleshooting efficienc

IT Procurement & Asset Management:

-Managed IT procurement: sourcing, vendor evaluation, negotiation

-Compared quotations & ensured cost-effective purchases

-Coordinated with vendors for warranty & delivery

-Prepared PO as per company policy

Supervised IT inventory:

-tagging, allocation, disposal

-Aligned with accounts/admin for budget & tracking

-Maintained accurate IT asset records & audit compliance

Windmill Infotech Ltd (2022-2023)

IT Executive

Network & Infrastructure:

-IT support for call center operations

-Maintained LAN/WAN connectivity with minimal downtime

-Configured MikroTik routers (TCP/IP, DNS, DHCP, bandwidth)

-Managed Wi-Fi access points for full coverage

-Installed IP cameras, NVRs, and CCTV systems

-Ensured network security and data backups

System & Security Management:

-Installed and troubleshooted Windows PCs and software

-Managed biometric attendance systems

-Maintained PABX and VoIP systems

-Provided remote support via AnyDesk, VNC, and RDP

-Performed updates and preventive maintenance

Call Center Operations:

-Supported dialer servers, VoIP softphones, and CRM systems

-Troubleshooted call quality and performance issues

-Assisted with new tech deployment for better workflow

Administrative & Vendor Coordination:

-Coordinated IT procurement and vendor communication

-Maintained network diagrams and IT documentation

-Ensured compliance with IT and data security policies

Square Denims Ltd (2021-2022)

R&D Assistant

Fabric Development:

-Assist in developing new denim fabric qualities based on buyer requirements (shade, GSM, weave, construction).

-Record production parameters such as dye recipe, indigo concentration, and process settings.

- Ensure fabric samples meet required specifications and visual standards.

Sample & Testing:

- Prepare and dispatch fabric samples to buyers and the marketing team.

- Test and analyze shrinkage, weight, shade, and hand feel parameters.

- Maintain sample tracking sheets and report test results to the R&D Officer.

Technical & System Support:

- Troubleshoot and maintain printers and LAN systems in the sample section.- Monitor and maintain CCTV and access control systems for security and attendance.

Completed Projects (Topten)