L2 / L3 Administration - Network & Security Job Description Template
As an L2 / L3 Administrator specializing in Network & Security, you will be responsible for managing and maintaining the network infrastructure and security protocols. This includes monitoring network performance, troubleshooting issues, ensuring security compliance, and implementing continuous improvements to protect the organization's digital assets.
Responsibilities
- Manage and maintain the organization's network infrastructure
- Monitor network performance and security
- Troubleshoot and resolve network-related issues
- Implement and enforce security policies and protocols
- Perform regular system updates and security patches
- Document and log network configurations and changes
- Collaborate with IT teams to enhance system performance and security
- Report security breaches and incidents to senior management
Qualifications
- Bachelor's degree in Computer Science, Information Technology, or related field
- Minimum of 3 years of experience in network and security administration
- In-depth knowledge of network protocols and configuration
- Strong understanding of firewall management and security practices
- Experience with network monitoring and troubleshooting tools
- Certifications such as CCNA, CCNP, CISSP, or similar are preferred
- Excellent problem-solving skills and attention to detail
Skills
- Network configuration and management
- Firewall setup and management
- Security Information and Event Management (SIEM)
- Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS)
- VPN and SSL technologies
- Network monitoring tools (e.g., Nagios, SolarWinds)
- Scripting languages (e.g., Python, Bash)
- Incident response and management
Frequently Asked Questions
An L2/L3 Network Administration - Network & Security professional is responsible for managing and maintaining complex network infrastructures. They handle troubleshooting of network issues, ensure network security, configure network devices, and optimize performance. Their role requires expertise in network protocols, firewall management, and security best practices to protect data integrity and privacy across the organization's systems.
To become an L2/L3 Network Administrator in Network & Security, candidates typically need a bachelor's degree in computer science or a related field. Additionally, obtaining certifications such as CCNA, CCNP, or CISSP can be crucial. Practical experience in network management and hands-on knowledge of network devices and security protocols are essential to advancing in this career.
The average salary for an L2/L3 Network Administration - Network & Security professional varies depending on geographical location, education, and experience. However, on average, these professionals can expect competitive compensation, reflecting their specialized skills in network management and security protocols, typically commanding higher salaries in tech-centric or metropolitan areas.
Qualifications for an L2/L3 Network Administration - Network & Security role include a bachelor's degree in information technology or computer science. Certifications like CCNA, CCNP, and CISSP are highly valued. Experience with network infrastructure, understanding of security protocols, and proficiency in managing routers, switches, and firewalls are also essential for these positions.
Skills required for an L2/L3 Network Administration - Network & Security role include network troubleshooting, security policy implementation, and proficiency in network protocols. Responsibilities involve maintaining network infrastructure, implementing security measures, performing regular updates, and ensuring optimal network performance. In-depth knowledge of firewalls, VPNs, and intrusion detection systems is also necessary.