Sr. Network & Security Engineer
SEE Holding Co.Ltd
مجموع سنوات الخبرة :7 years, 6 أشهر
• Configuring NGFW firewalls Fortinet, Sophos, Checkpoint, SonicWall, Palo Alto, Cisco ASA, and DrayTek from scratch.
• Maximizing network performance and security by monitoring and conducting regular assessments using tools like PRTG, Splunk, Nessus, and Wireshark.
• Prioritized patching based on the severity of vulnerabilities and the criticality of affected systems to enhance security posture.
• Conduct penetration testing and vulnerability assessments to identify and address security weaknesses in web apps like SQL injection using Burpsuite, OWASP, and various Kali Linux Tools.
• Preservation of user authentication integrity for network, email, and cloud logins via Multi-Factor Authentication (MFA) using MFA token applications such as SecurEnvoy, Microsoft Authenticator, Google Authenticator, and Oracle Authenticator.
• Implementation of IPS, IDS, Anti Bot, Anti Malware, Threat Prevention, and Web Filter to maximize network security.
• Device security assurance via cloud-based Anti-Virus applications (Trend Micro, Sophos, ESET, Symantec, Avast. Kaspersky)
• Website security enhancement via SSL certificate installation.
• Implementation of email security tools Mimecast, and Proofpoint to ensure email security based on protocols SPF, DMARC, and DKIM.
• Configuration and management of IT Infrastructure hosted in cloud platforms (Azure, Google Cloud Platform, AWS).
• Deploying virtual machines, virtual networks, storage, and other Azure services.
• Protection of the organization's data and resources by Identity and Access Management (IAM).
• Integration AAD with various applications like Fortinet SSL VPN to enable Single-Sign-On using the email credentials.
• Implementing Role-Based Access Control (RBAC) for controlling access to Azure resources.
• Device management applications within the organization via Microsoft Intune.
• VPN configurations (Site-to-site, DMVPN, Remote Access, Policy-based, and Route-based) using IPsec, GRE, and SSL protocols with robust security encryption algorithms.
• Designing and implementing new network solutions and/or improving the efficiency of current networks.
• Configuring different firewalls Fortinet, Sophos, Checkpoint, Sonicwall, Palo Alto, ..
• Maximizing network performance through ongoing monitoring using tools like PRTG, Splunk, Wireshark, ..
• Investigating faults in the network using various network protocols.
• Configuring VLAN, STP, VTP Protocols.
• Routing and Switching Concepts like static and dynamic routing protocols RIP, OSPF, IGRP, EIGRP.
• Configuring Firewalls High Availability(HA), ACL, Object-Group, NAT, Port forwarding, IPS, IDS, Anti Bot, Threat prevention, Web filter to maximize the network security.
• Ensuring the security of the domains and subdomains by installing SSL certificates.
• Handling the control panel like Cpanel and WHM for the domain hosting servers.
• Ensuring email security using different email security protocols like SPF, DMARC, and DKIM.
* Managing/Configuring/Troubleshooting IT Infrastructure Hosted in cloud platforms
(Google Cloud, AWS Cloud, ..)
* Managing/ Configuring/ Troubleshooting Gsuite.
* Managing/Configuring/Troubleshooting Office 365 and Exchange Server.
* RAID configuration in server machines (HP, Lenovo).
* Installing Server Operating System (MS Windows server
• Work involving the combination of administrative assistance and technical Support.
• Installation & configuration of a company’s computer hardware, operating systems, and applications.
• Maintenance and monitoring of computer networks and systems.
• Diagnosing and solving hardware or software faults.
• Testing and evaluating new technology.
• Performing electrical safety checks on the company’s computer equipment.
• Responding to calls in a timely fashion.
• Keep computer systems running smoothly and ensure users get the maximum benefit from them.
• Install and configure computer hardware operating systems and applications.
• Monitor and maintain computer systems and networks.
• Talk to staff or clients through a series of actions, either face-to-face or over the phone, to help set up systems or resolve issues.
• Troubleshoot system and network problems, diagnosing and solving hardware or software faults.
• Replace computer hardware parts as required.
• Provide support, including procedural documentation and relevant reports.
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