Dhiraj Chandra Das
Dhaka
Summary
Dynamic IT Manager with extensive experience in project leadership, focusing on server, storage, virtualization, and network infrastructure management. Demonstrated success in optimizing call center operations and ensuring continuous system availability. Skilled in technical documentation and project management, with a strong ability to build vendor relationships and improve service delivery.
Overview
12
12
years of professional experience
11
11
Certifications
Work History
Manager, System Administrator
Skytech Global Ltd.
Uattara , Dhaka
09.2025 - Current
- Designed, developed, deployed, and currently operating an in-house custom call center dialer solution branded as “SkyDial – Premium Segment”, fully developed with proprietary web-based control panels.
- Hosting and managing 10+ active inbound and outbound campaigns on SkyDial, supporting multiple international and domestic BPO projects.
- Complete ownership of Dialer Infrastructure, Vendor Independence, and Platform Customization, eliminating dependency on third-party dialer providers.
- Responsible for end-to-end deployment, installation, configuration, and management of: Production Servers, Network Infrastructure, Storage Systems, VoIP & SIP Trunking, Virtualization Platforms (VM-based environments).
- Prepare technical specifications for tender documentation, participate in technical meetings, and coordinate with OEM vendors for enterprise-grade hardware and software procurement.
- Lead and manage the internal IT & Support Team, ensuring 24/7 operational readiness of all dialing and networking systems.
- Ensure international campaign compliance, including: Network quality optimization, Call stability, Latency control, QoS tuning.
- Perform full System Administration duties, including: Linux Server Administration, Security Hardening, Backup & Disaster Recovery Planning, Real-time Monitoring, Performance Optimization.
- Implement and maintain High Availability (HA) & Redundancy architecture for mission-critical BPO operations.
- Act as the primary technical decision-maker for all dialing, network, and infrastructure-related matters.
Manager, IT System & Admin
BMIT Solutions Ltd.
Banani,Dhaka
11.2022 - 08.2025
- Responsible for the maintenance, configuration, and reliable operation of computer systems, network, Servers, and virtualization.
- Cloud computing like Digital Ocean, Google cloud.
- Install and configure software and hardware.
- Ensure security through access controls, backups and firewalls.
- Detect, analyze, and defend against network penetration: Execute Intrusion Detection/Prevention System.
- Monitoring system performance to ensure everything runs smoothly and securely.
- Assist in identifying, recommending and implementing new processes or amendments to current ones to improve team functionality and service provision to customers.
- Responsible for capacity, storage planning, and database performance.
- Manage OEM from technical side.
- Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing impact of issues.
- Project: Election Commission, Idea Project: ABIS Server for Data Center (DC) as an Implementation Engineer: server and storage install, configure, manage.
- Election Commission, Idea Project: Upgradation of Passive Equipment with Capacity Enhancement and Maintenance of Data Center as an Implementation Engineer.
- Bangladesh Power Devolvement Board (BPDB): Supply, Installation, Configuration and Commissioning of Hardware, Software and Networking Devices to facilitate meter vending and meter data management for ADB funded 10.5 Lakh Smart Prepayment meter Project on Turn Key Basis as a Project Engineer.
- Mercantile Bank PLC: Supplying 02 Units Perimeter Next Generation Firewall named FortiGate 401F including all required licenses as an Implementation Engineer: Two FortiGate Firewall, HPE server deploy configure manage with backup capability.
- South Bangla Agricultural Bank (SBAC): supply, installation testing and commissioning of server, storage, firewall and virtualization equipment etc. for data center and disaster recovery site as a Lead Project Engineer.
System Engineer
SuperTel
Sectore-13,Uttara,Dhaka
03.2017 - 10.2022
- Install, configure and support a Vicidial/Asterisk/Goautodial server cluster for high availability by complete call center solution. Also, VoIP Asterisk expert FreePBX Elastix SIP.
- Cloud computing like Digital Ocean, Google cloud.
- Strong understanding of Vicidial/GoAutodial from both the user side as well as the server side.
- INFRATEL server modification.
- CRM for client requirement basis modification and customization.
- Detect, analyze, and defend against network penetration: Execute Intrusion Detection/Prevention System.
- Assist in identifying, recommending and implementing new processes or amendments to current ones to improve team functionality and service provision to customers.
- Design actual Call Flows, Programming / Coding of PHP and Call Flows with asterisk.
- Provide third level support services related to web, mail, DNS, active directory, group policy etc. and coordinate with level 1 and 2 supports.
- Project: Pathao-Their inbound IVR & outbound auto call service by custom lead. Basic CRM for outbound auto calls.
- VFS-INBOUND call service for 10 countries with (individual IVR by country basis, Agent priority call route, CSAT survey, IVR traversal etc. Two IPTSP number for one country so that total 20 number registered in this server as route to 20 group both of Bangla & English.
- SCB Bank-Eight outbound campaign is running by custom lead basis call.
- Symphony- Six outbound campaign is running by custom lead basis call and one inbound campaign with raw asterisk inbound IVR.
- Airtel- Airtel_Duedate, Airtel_postbar, Airtel_prebar, and Prebar_prbr are running auto outbound call with custom leads.
- Robi- Robi_Duedate, Robi_postbar, Robi_prebar, and Robi_prbr are running auto outbound call with custom leads.
- Papa John's: USA company. Remotely working for their IT related all activity like PCI activities etc.
- Other campaigns- UCBL outbound campaign, Marico inbound and outbound, Elite paint Inbound, Rancon Electronics inbound and outbound, VIVO mobile inbound and outbound, Dancake inbound and outbound etc.
Sr. Support engineer-IT
Digicon Technologies Ltd.
Khilkhet,Dhaka
06.2016 - 03.2017
- Install, configure and support a Vicidial/Asterisk/Goautodial server cluster for high availability by complete call center solution. Also, VoIP Asterisk expert FreePBX Elastix SIP.
- Strong understanding of Vicidial/GoAutodial from both the user side as well as the server side.
- C-ZENTRIX, Elastix server modification.
- VOIP Experience and troubleshooting of call quality issues.
- Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
- Mikrotik router all configuration, CISCO Router configuration, CISCO SWICTH VLAN configuration with access and trunk port for LAN connectivity.
- Domain controller, active directory, Group policy, File server and Proxy server configuration.
- Monitoring/Troubleshoot LAN, WAN, PC’S, and Hardware etc.
- Facilities provisioning (installing racks, setting up power, installing Ethernet, fiber and console cabling, remote power).
- Project: Inbound and outbound campaign configured by Goautodial/Vicidial/Vicibox platform- NCCBL Bank, NBR(VAT) govt, Doctorola.com, Coca-Cola, Rancon Motors, Bashundhora Group, Transcom.
Sr. Support engineer
Fastcom Media & Multimedia
Mohakhali DOHS
06.2015 - 05.2016
- Working with customers to identify internet Bandwidth problems, advising on the solution and manage support team lead.
- Provisioning (IP assignment, network configuration, FTP server modification, monitoring and graphing for colocation, customer backup and other customer network services).
- Maintains network performance by performing network monitoring and analysis, and performance tuning; troubleshooting network problems; escalating problems to vendor.
- Monitor network/Internet Bandwidth performance (availability, utilization, throughput, good put, and latency) and test for weaknesses.
- Working with field engineers to visit customers/employees if the problem is more serious.
- Planning future improvements, suggesting IT solutions to business problems.
- Field experience with MikroTik products, Firewall, Security, HotSpot, PPPoE, EoIP, DHCP, Tunnels and VPN (PPTP, L2TP, EoIP, GRE,), Load Balancing, Bandwidth management.
- Testing and fixing faulty equipment.
IT Executive
Nextgen Networks Ltd
Pallabi,Mirpur-12,Dhaka
05.2014 - 05.2015
- Talking clients through a series of actions, either face-to-face or over the telephone, to help set up their Routers or resolve issues.
- Manage and maintain the Nextgen Monitoring Systems (these report on the status and performance of network, ISP services and facilities).
- Facilities provisioning (installing racks, setting up power, installing Ethernet, fiber and console cabling, remote power).
- Fault handling and escalation (identifying and responding to faults on Nextgen systems and networks, liaising with third party suppliers, handling escalation through to resolution).
- Facilities maintenance (monitoring and management of air-conditioning, UPS, generators, power usage, running health and safety and housekeeping checks at Nextgen POPs).
- Tier 3 Support for co-location, customer backup network and ISP services.
- Participate in a 24x7 call-out Rota if required.
Education
Master of Science - Computer Science & Engineering
Jagannath University
9-10 Chittaranjan Ave, Old -Dhaka 110001.2020
Bachelor of Science - Computer Science & Engineering
United International University
United City, Madani Ave, Dhaka 121201.2014
Higher Secondary School Certificate - Science
Ideal College
65 Central Road ,Dhanmondi,Dhaka 1205,Bangladesh01.2008
Secondary School Certificate - Science
Saint Nicholas High School
Nagori,Kaligonj,Gazipur,Dhaka,Bangladesh01.2006
Skills
- Network infrastructure and VoIP management
- Linux administration
- Disaster recovery planning
- Call center optimization
- Cloud computing
- Technical documentation and reporting
- Vendor management
- Project deployment and management
- Problem solving
- Effective communication skills
- Team leadership and development
- Time management
- Inventory management
- Customer relationship management (CRM)
- Risk management and regulatory compliance
- Lead generation and partnership development
- Product and operations management
- Technical troubleshooting
Training Expertise
- CCNA Routing & Switching, New Horizons, Dhanmondi, Dhaka, 72 hours, 2017
- Red Hat Linux, CentOS, Nextgen Network, 1/1, Pallabi, Mirpur-12, Dhaka, 2 months, 2013
- Mikrotik Router, Nextgen Network, 1/1, Pallabi, Mirpur-12, Dhaka, 2 months, 2013
- Server, network, and virtualization, MeetXpert, Niketon, Dhaka, 3 months, 2023
- Windows Server, Nextgen Network, 1/1, Pallabi, Mirpur-12, Dhaka, 2 months, 2013
- Next Generation Firewall (Fortigate), BMIT Solutions Ltd., 31 Lake Drive Road, Nikunjo 1, Dhaka, 2 months, 2013
Personal Information
- Father's name: Baikuntha Chandra Das
- Mother's name: Krishna Rani Das
- Date of birth: 01/24/90
- Nationality: Bangladeshi
- Marital status: married
- Religion: Hindu
- Permanent address:Arabandakhola, Nagori, Kaligonj, Gazipur,Dhaka, Bangladesh.
- Present Address:House-10,Sector-13,Uttara,Dhaka, Bangladesh.
Personal Qualities
- Highly industrious, disciplined, and performance-driven professional
- Responsible, ethical, and dependable in all professional commitments
- Strong respect for organizational hierarchy and chain of command
- Highly adaptable, with the ability to work efficiently in any environment and with diverse teams
- Possesses excellent business communication and interpersonal skills
- Proven ability to work independently, as well as in team-oriented environments, under pressure
Certification
Fortinet Certified Associate in Cybersecurity, June 24, 2024
Languages
Bengali
Native
Native
English
Advanced (C1)
C1
References
- Md Shamsuzzaman, Marketing Director of the BD Region, LonLord Industry (Shanghai) Co., Ltd., 016-734-76433, shams.bd@lonlord.com
- Abu Emam Md Kawsarunnabi Talukder, Cornea Soft & IT Solution Ltd., ceo@cornea.com.bd, +880 1717-014217
Confidence
I am energetic, young, dynamic, an excellent outgoing pleasant personality and strong inter-personal skill an ability to work at high pace on one's own initiative. In addition, I am the undersigned hereby declare that I will be responsible for any wrong information provided here.
Timeline
Manager, System Administrator
Skytech Global Ltd.
09.2025 - Current
Manager, IT System & Admin
BMIT Solutions Ltd.
11.2022 - 08.2025
System Engineer
SuperTel
03.2017 - 10.2022
Sr. Support engineer-IT
Digicon Technologies Ltd.
06.2016 - 03.2017
Sr. Support engineer
Fastcom Media & Multimedia
06.2015 - 05.2016
IT Executive
Nextgen Networks Ltd
05.2014 - 05.2015
Master of Science - Computer Science & Engineering
Jagannath University
Bachelor of Science - Computer Science & Engineering
United International University
Higher Secondary School Certificate - Science
Ideal College
Secondary School Certificate - Science
Saint Nicholas High School