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About Kallol Sarkar
Kallol Sarkar is an experienced IT and Electronics professional with a strong background in IT technical support, computer hardware, networking, retail management, customer service, and business operations.
He began his professional career in the technology and IT support field, gaining valuable experience as an IT Technician & Network Engineer at Express Food Company Ltd., Saudi Arabia. In this role, he was responsible for maintaining IT infrastructure, troubleshooting hardware and software issues, managing computer systems and networks, providing technical support to users, and ensuring smooth day-to-day IT operations.
With a combination of technical expertise and practical business experience, Kallol has developed strong skills in computer hardware and software, networking, system troubleshooting, IT support, printer solutions, CCTV systems, inventory management, customer service, and team coordination.
Currently, Kallol Sarkar is working as the Manager at Shankari Electronics, where he oversees the day-to-day operations of the business. His responsibilities include sales and business development, customer relationship management, inventory and stock management, purchasing, staff coordination, technical service operations, vendor management, marketing, and overall business growth.
At Shankari Electronics, he combines his technical IT knowledge with management and entrepreneurial skills to provide reliable technology solutions to customers and build long-term business relationships.
Professional Strengths
* IT Technical Support & Troubleshooting
* Computer Hardware & Software
* Network Installation & Troubleshooting
* Printer & CCTV Solutions
* Store & Business Management
* Sales & Business Development
* Inventory & Purchase Management
* Customer Relationship Management
* Team Leadership & Staff Coordination
* Vendor & Supplier Management
* Digital Marketing & Online Business
* Problem Solving & Technical Consulting
Professional Philosophy:
Kallol believes in combining technical knowledge, customer-focused service, and effective business management to deliver reliable solutions and create sustainable business growth.
Express Food Company Ltd, Saudi Arabia
2025 - 2021 (-4 years)
Network Engineer – Express Food Company Ltd. Job Responsibilities: Design, configure, maintain, and troubleshoot LAN/WAN network infrastructure across restaurants, offices, warehouses, and other company locations. Configure and manage Cisco switches, routers, firewalls, wireless access points, and VPN connections. Monitor network performance, availability, bandwidth utilization, and connectivity using network monitoring tools. Troubleshoot network outages, slow connectivity, Wi-Fi issues, IP conflicts, DNS/DHCP problems, and hardware failures. Provide technical support for restaurant network systems, including POS terminals, payment systems, CCTV, access-control systems, servers, and other IT devices. Configure and maintain VLANs, IP addressing, routing, DHCP, DNS, NAT, VPN, and network security policies. Coordinate with ISP and telecom providers to resolve internet, leased-line, fiber, and other connectivity issues. Install, configure, and maintain network equipment at new restaurant branches and support branch opening projects. Implement network security measures, including firewall rules, access control, segmentation, and secure remote access. Perform network health checks, preventive maintenance, configuration backups, and equipment upgrades. Maintain accurate network diagrams, IP address records, equipment inventories, and technical documentation. Respond to network incidents and provide timely resolution to minimize business downtime. Work with IT, application, POS, security, and infrastructure teams to resolve technical issues. Follow IT policies, security standards, change-management procedures, and company requirements. Participate in network expansion, migration, and infrastructure improvement projects. Key Skills Cisco Routing & Switching LAN/WAN/WLAN TCP/IP, DNS, DHCP and NAT VLAN, STP and routing protocols Firewall and VPN Network monitoring and troubleshooting Wi-Fi infrastructure Structured cabling and fiber connectivity Network security POS and retail/restaurant IT infrastructure Incident and change management Network documentation CV profile example: Network Engineer with experience in designing, implementing, monitoring, and troubleshooting enterprise LAN/WAN and wireless networks. Skilled in Cisco networking, VLANs, routing, switching, firewalls, VPNs, network security, and branch connectivity. Experienced in supporting business-critical systems such as POS, CCTV, Wi-Fi, and internet connectivity across multiple locations, with a strong focus on network availability, security, and minimizing downtime.
Shankari Electronics, Balurghat, WB
2025 - Present (1+ years)
Job Description – Manager Shankari Electronics Position: Store Manager / Business Manager Company: Shankari Electronics Industry: Computer, Electronics, CCTV & Printer Sales and Services Location: Chakvrigu, Balurghat, Dakshin Dinajpur, West Bengal Job Summary The Manager at Shankari Electronics will be responsible for the overall management of store operations, sales, customer service, inventory, staff coordination, purchasing, service activities and business growth. The Manager will ensure smooth day-to-day operations while maintaining excellent customer satisfaction, achieving sales targets, controlling expenses and improving the overall profitability of the business. Key Responsibilities 1. Store Operations * Manage daily opening, closing and overall store operations. * Ensure the showroom is clean, organised and products are properly displayed. * Maintain discipline and smooth workflow within the store. * Ensure company policies and procedures are properly followed. 2. Sales & Business Development * Develop and implement strategies to increase sales and profitability. * Achieve monthly and yearly sales targets. * Handle sales of computers, laptops, printers, CCTV, accessories and other electronic products. * Promote upselling and cross-selling opportunities. * Monitor product demand, market trends and competitor pricing. * Develop relationships with local customers, businesses, technicians and institutional clients. 3. Customer Service * Provide professional assistance to customers in selecting suitable products. * Handle customer enquiries, complaints and escalations. * Ensure timely resolution of sales and service-related issues. * Maintain strong relationships with existing customers and encourage repeat business. * Ensure customers receive accurate information regarding products, pricing, warranty and services. 4. Inventory & Stock Management * Monitor stock levels and product availability. * Maintain accurate records of purchases, sales, returns and stock movements. * Conduct regular physical stock verification. * Identify fast-moving, slow-moving and dead-stock items. * Coordinate with suppliers for stock replenishment. * Ensure proper handling and storage of electronic products. * Monitor warranty, replacement and defective products. 5. Purchase & Vendor Management * Coordinate with distributors, manufacturers and suppliers. * Compare prices and negotiate better purchase rates where possible. * Place purchase orders according to business requirements. * Verify received products against invoices and purchase orders. * Maintain good professional relationships with suppliers. 6. Staff Management * Supervise sales staff, technicians and other employees. * Allocate daily responsibilities and monitor performance. * Train employees on product knowledge, sales techniques and customer service. * Set performance targets and provide regular feedback. * Maintain teamwork, discipline and a positive working environment. 7. Service & Technical Coordination * Coordinate computer, laptop, printer and CCTV service activities. * Monitor pending service jobs and ensure timely completion. * Coordinate with technicians for installations, repairs and maintenance. * Track customer service complaints and warranty cases. * Ensure proper documentation of service jobs. 8. Financial & Administrative Responsibilities * Monitor daily sales and business expenses. * Maintain sales and collection records. * Monitor gross margin and profitability. * Coordinate with accounts for billing, payments and outstanding amounts. * Minimise unnecessary operational expenses and stock losses. * Prepare daily, weekly and monthly business reports. 9. Marketing & Promotion * Coordinate promotional activities for Shankari Electronics. * Promote products and services through Facebook, WhatsApp, Google and other digital platforms. * Support local marketing campaigns and promotional offers. * Identify new business opportunities and customer segments. * Coordinate product launches, seasonal offers and special promotions. 10. Business Growth * Identify opportunities to expand product and service offerings. * Develop B2B and technician partnerships. * Increase sales of computer accessories, CCTV, printers and related products. * Explore opportunities for online sales and digital business expansion. * Monitor customer feedback and market trends to improve business decisions. Key Performance Indicators (KPIs) * Monthly sales and revenue growth * Gross profit margin * Customer satisfaction * New and repeat customers * Inventory accuracy * Stock turnover * Reduction of dead stock * Service completion time * Staff productivity * Expense control * Business development and new customer acquisition Required Skills * Strong leadership and team-management skills * Good communication and negotiation skills * Sales and customer-service skills * Knowledge of computers, laptops, printers, CCTV and electronics * Inventory and purchase management * Basic financial and reporting knowledge * Problem-solving and decision-making ability * Knowledge of MS Excel, Word and business/inventory software * Digital marketing and social-media knowledge will be an advantage Preferred Experience * Experience in electronics, computer, CCTV, printer or IT retail/service business. * Experience in sales and team management. * Technical knowledge of computer hardware, printers and CCTV will be preferred. Overall Objective To manage Shankari Electronics efficiently, increase sales and profitability, maintain excellent customer relationships, develop the team, control inventory and contribute to the long-term growth of the business.
Express Food Company Ltd, Saudi Arabia
2020 - 2017 (-3 years)
IT Technician – Express Food Company, Saudi Arabia Provided first-line and second-line technical support for hardware, software, network, and POS systems across restaurant and office locations. Installed, configured, maintained, and troubleshot desktop computers, laptops, printers, POS terminals, scanners, and other IT equipment. Diagnosed and resolved network connectivity issues involving LAN, Wi-Fi, switches, routers, IP addressing, DHCP, and basic network infrastructure. Supported restaurant POS systems, payment devices, back-office systems, and other business-critical IT applications to ensure continuous operations. Performed installation and configuration of operating systems, applications, drivers, security software, and system updates. Troubleshot hardware failures, software errors, printer problems, internet connectivity issues, and user access problems. Assisted with the installation, configuration, and maintenance of network equipment and IT infrastructure at new and existing restaurant locations. Provided remote and onsite technical support to restaurant staff and corporate users. Coordinated with network/IT infrastructure teams and external vendors or service providers for complex technical issues and connectivity problems. Maintained IT assets, equipment records, configuration details, and technical documentation. Monitored system and network performance and escalated critical incidents to the appropriate IT or infrastructure team. Supported CCTV, access-control systems, telecommunication devices, and other technology infrastructure where required. Performed preventive maintenance and regular health checks on IT equipment to reduce downtime. Assisted with IT projects, system upgrades, equipment replacement, branch openings, and technology deployments. Followed company IT policies, cybersecurity procedures, data protection requirements, and standard troubleshooting processes. Maintained a high level of service availability to support smooth restaurant operations and minimize business disruption. Key Skills IT Hardware & Software Troubleshooting Desktop & Laptop Support POS System Support LAN/WAN & Wi-Fi Troubleshooting TCP/IP, DHCP & DNS Routers & Switches Windows Operating Systems Printers & Peripheral Devices CCTV & Access Control Remote & Onsite Technical Support IT Asset Management Network & System Maintenance Incident Management Vendor Coordination User Support & Troubleshooting
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