I'm Eng. Mohammad Rakib work on Telecommunication and Cyber Security field. I work with Cisco, Juniper, MikroTik, Linux and Virtualization technology. I'm also professional responsible for designing, implementing, and maintaining an organization's network infrastructure with a strong focus on security. This role combines expertise in both networking and cybersecurity to ensure that the organization's network is efficient, reliable, and secure from various threats and vulnerabilities.
Key responsibilities of a Network and Security Engineer include:
Network Design and Implementation: Designing and deploying network architectures that meet the organization's requirements for connectivity, performance, and scalability. This includes selecting appropriate networking equipment, protocols, and technologies.
Network Monitoring and Maintenance: Monitoring network performance, diagnosing and troubleshooting network issues, and performing regular maintenance tasks to ensure optimal network operation.
Firewall and Intrusion Detection/Prevention Systems (IDS/IPS): Implementing and managing firewalls, IDS, and IPS solutions to protect the network from unauthorized access, malware, and other security threats.
Virtual Private Networks (VPNs): Setting up and managing secure VPN connections to enable remote access for employees or branch offices while maintaining data confidentiality and integrity.
Access Control: Implementing access control mechanisms such as VLANs, role-based access control (RBAC), and other technologies to control who can access various network resources.
Network Security Audits: Conducting regular security audits to identify vulnerabilities and weaknesses in the network infrastructure. This involves assessing risks and recommending security improvements.
Security Policy Development: Developing and enforcing network security policies and procedures to ensure consistent and effective security practices throughout the organization.
Data Encryption: Implementing encryption protocols to secure sensitive data as it travels across the network, preventing unauthorized access.
Patch Management: Ensuring that network devices and software are up to date with the latest security patches to minimize potential vulnerabilities.
Incident Response: Developing and executing plans to respond to security incidents and breaches. This includes containment, eradication, recovery, and post-incident analysis.
Network Segmentation: Implementing network segmentation strategies to isolate different parts of the network and minimize the potential impact of security breaches.
Collaboration: Working closely with other IT teams, such as system administrators, developers, and help desk personnel, to ensure a holistic approach to network and security management.
Staying Updated: Keeping up-to-date with the latest trends, vulnerabilities, and technologies in both networking and cybersecurity to adapt the organization's security strategy accordingly.
Documentation: Creating and maintaining detailed documentation of network configurations, security policies, incident response plans, and other relevant information.
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