System Administrator – Network

Systems Administrator – Network

Responsibilities and Duties: 

Network Design and Implementation:

• Design, deploy, and manage network infrastructure, including LAN, WAN, VPN, and wireless networks.
• Configure and Monitor Cisco IP Phone with ISE Systems
• Implement network solutions that align with the organization's strategic goals and objectives.
• Evaluate and recommend new networking technologies and solutions to improve performance and efficiency.

Network Maintenance and Support:

• Monitor network performance and troubleshoot network issues to ensure minimal downtime and optimal performance.
• Perform regular network maintenance tasks, including firmware updates, patch management, and hardware replacements.
• Provide technical support and expertise to resolve network-related issues and outages promptly.

Security Management:

• Implement and manage network security measures, including firewalls, intrusion detection/prevention systems, and encryption.
• Conduct regular security assessments and vulnerability scans to identify and mitigate risks.
• Develop and enforce network security policies and procedures to protect organizational data and resources.

Network Optimization:

• Analyze network traffic and performance metrics to identify bottlenecks and areas for improvement.
• Optimize network configurations and implement quality of service (QoS) policies to ensure efficient data flow.
• Collaborate with other IT teams to optimize network-related aspects of applications and services.

Documentation and Reporting:

• Maintain detailed documentation of network configurations, changes, and procedures.
• Generate regular reports on network performance, security incidents, and maintenance activities.
• Develop and update disaster recovery and business continuity plans for network infrastructure.

 Team Leadership and Collaboration:

• Mentor and provide guidance to junior network administrators and IT staff.
• Collaborate with cross-functional teams, including systems administrators, developers, and security professionals, to support IT projects and initiatives.
• Participate in planning and execution of IT infrastructure projects and upgrades.

Basic Qualifications:

• Minimum of 7-10 years of experience in network administration, with at least 2 years as VOIP administrator.
• Bachelor’s degree in computer science, Information Systems, Cybersecurity, or related field (or equivalent combination of education and experience).
• Proven experience in designing, implementing, and managing complex network environments.
• Proficiency with networking technologies and protocols (e.g., TCP/IP, DNS, DHCP, BGP, OSPF).
• Experience with network hardware (e.g., routers, switches, firewalls, load balancers) from vendors such as Cisco, Juniper, or equivalent.
• Knowledge of network security best practices and tools (e.g., firewalls, IDS/IPS, VPNs).
• Familiarity with wireless networking technologies and management.
• Strongly desired: Relevant certifications such as Cisco Certified Network Professional (CCNP), CompTIA Network+, Certified Information Systems Security Professional (CISSP), or similar.