Sabir Mondal

WORK HISTORY

ABOUT SABIR MONDAL

As a seasoned Senior IT Manager with 14+ years of experience, I bring extensive expertise in managing enterprise IT infrastructure, unified communications, and large-scale IT operations across dynamic business environments. I have successfully supported and managed IT operations for 6500+ users across 15+ locations, ensuring high availability, scalability, and performance of critical systems.I have diverse industry experience across BPO, KPO, ISP, and Fintech domains, enabling me to align IT strategies with business-critical operations, high-volume transaction environments, and customer-centric service delivery models.My core strengths include IT Infrastructure Management, Cloud Operations, Network Administration, Data Center Management, and Virtualization technologies such as RHEL-KVM and Proxmox. I have strong hands-on experience in managing virtual machines, storage systems, and administering both Linux and Windows environments.I also possess solid experience in database administration, including MySQL, PostgreSQL, and MSSQL, along with expertise in DNS management, web hosting control panels (CWP), and mail server management. Additionally, I have working knowledge of web technologies such as PHP and HTML, and hands-on experience managing Google Workspace (G-Suite) environments.A key highlight of my profile is my deep expertise in Telephony and Voice Technologies. I manage enterprise dialer systems and VoIP infrastructure, including SIP, Session Border Controllers (SBC), GSM gateways, and media gateways. I have consistently optimized call flows, enhanced voice quality, and ensured secure and reliable communication systems for high-volume call center environments.In addition to technical leadership, I actively manage IT costs, budgeting, and IT asset lifecycle management, ensuring optimal utilization of resources and cost efficiency. I have strong experience in vendor management, SLA governance, and driving strategic initiatives such as infrastructure upgrades, migrations, and process automation.I lead cross-functional teams with a focus on collaboration, accountability, and performance. Known for my problem-solving mindset and strong stakeholder communication, I excel in delivering results in fast-paced and high-pressure environments.I am passionate about continuous learning and staying aligned with emerging technologies, particularly in cloud, automation, and unified communications.