SABBIR AHMED
Dhaka
Summary
Results-driven IT and security expert with over 11 plus years of experience in network protection and user support. Proficient in managing first-line security tickets, administering Office 365, and executing effective threat response strategies. Demonstrated success in SOC-aligned operations and adept at troubleshooting complex systems to ensure optimal performance and security. Committed to leveraging technical skills and industry knowledge to enhance organizational security posture and user satisfaction.
Overview
13
13
years of professional experience
4
4
Certification
Work History
Senior Officer
First Finance Ltd
02.2013 - Current
- Area of Expertise: Network Administration (10 yrs), Network Security (10 yrs), Server Management (10 yrs)
- Duties/Responsibilities:
- - 1st-Line Security Support: Resolved 500+ employee tickets for hardware/software/security issues, ensuring 24/7 operational continuity. (Matches JD’s '1st line ticket resolution')
- - Office 365 Administration: Managed O365 security, Exchange Online, and conditional access policies for 500+ users. (JD: 'Office365 administration desired')
- - User & Password Management: Automated password resets, account provisioning, and AD group policies via PowerShell. (JD: 'Managing new users, password management')
- - Security Incident Response: Investigated breaches, applied patches via WSUS, and mitigated risks via SonicWall firewall rules. (JD: 'Manage security incidents')
- - Reporting: Documented incidents and provided actionable reports to senior management. (JD: 'Provide accurate information to Cybersecurity Manager')
- - Tools Used: Office 365, Active Directory, WSUS, Zimbra Mail Server, PowerShell
- Total Year of Experience: 12.7 yrs
- 1. Senior Officer (12.7 yrs)
Education
Bachelor of Science (BSc) - Electrical & Electronic Engineering
United International University
01.2012
HSC - Science
Stamford College
01.2006
SSC - Science
A K High School & College
01.2003
Skills
- Proficient in diverse disciplines
- Network infrastructure support
- Cybersecurity oversight
- Analytical problem solving
- Cloud security management
- Windows Server management
- Linux server management
- CCTV maintenance skills
- Server virtualization expertise
- descriptive writing
- VLAN and VPN management
- Windows Server management
- Cloud solutions expertise: Office 365, Azure, AWS
- Cybersecurity and compliance expertise
- Linux Server Administration: Ubuntu, Bash scripting
- Automation & Scripting: PowerShell, Task Scheduler
- IT support and troubleshooting
- CCTV and surveillance expertise
- IT Asset Management: Inventory tracking, software licensing, documentation
Certification
- Training Title: CCNA
- Topic:
- Institute: IBCS-PRIMAX Software (Bangladesh) Ltd.
- Country: Bangladesh
- Location: DHAKA
- Year: 2017
- Duration: 2
- Certification: AWS CLOUD PRACTITIONER ESSENTIALS
- Institute: AWS
- From: 2024-10-01
- To: 2024-10-30
Language Proficiency:
Language: Bangla
Native or Bilingual
Language: English
Full Professional
Timeline
Senior Officer
First Finance Ltd
02.2013 - Current
HSC - Science
Stamford College
SSC - Science
A K High School & College
Bachelor of Science (BSc) - Electrical & Electronic Engineering
United International University
Extra Curricular Activities:
I was the Ex-Join Secretary of UIU Photography and Journalism club. And participating many internal & external Photography Exhibition like IIUPE.
Special Qualification:
Specializing in 1st-line support, O365 admin & SOC ops Resolved 500+ tickets (on average per year), managed firewalls (SonicWall), and automated with PowerShell User-focused problem-solving Certifications: AWS, CCNA