Sr. Network Administrator

As a Senior Network Administrator, you will be responsible for the design, implementation, maintenance, and security of an organization's network infrastructure. You will play a crucial role in ensuring the stability, performance, and availability of the network to support business operations. This position typically requires a high level of expertise and experience in network administration. Essential Duties and Responsibilities: 1. Network Design and Implementation: Design, configure, and implement network infrastructure, including routers, switches, firewalls, and wireless systems, to meet the organization's requirements. 2. Network Maintenance: Perform routine maintenance, updates, and upgrades to ensure network reliability and performance. Troubleshoot and resolve network issues promptly. 3. Security: Implement and maintain network security measures, including firewalls, intrusion detection systems, and access controls, to protect the organization's data and resources. 4. Monitoring and Optimization: Continuously monitor network performance and optimize network resources to ensure efficient data transmission and minimal downtime. 5. Network Documentation: Maintain accurate documentation of network configurations, policies, and procedures. Create diagrams and network maps for reference. 6. Capacity Planning: Assess current network capacity and plan for future growth, making recommendations for hardware and software upgrades as needed. 7. Vendor Management: Interact with network equipment vendors and service providers to procure hardware, software, and services and ensure vendor support agreements are upheld. 8. Network Policies and Procedures: Develop and enforce network policies, procedures, and best practices to ensure compliance and security. 9. Team Collaboration: Collaborate with IT teams, including system administrators, security analysts, and helpdesk staff, to resolve cross-functional issues and ensure a seamless IT environment. 10. Disaster Recovery: Develop and maintain network backup and disaster recovery plans to minimize data loss and downtime in case of network failures. 11. Training and Mentoring: Provide guidance and mentorship to junior network administrators and support staff, sharing your expertise and best practices. Qualifications: To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Knowledge: Bachelor's degree in information technology, Computer Science, or a related field (or equivalent experience). Five years of experience in network administration, with a proven track record of managing complex network environments. Industry certifications such as Cisco Certified Network Professional (CCNP), CompTIA Network+, or Certified Information Systems Security Professional (CISSP) may be preferred or required. Proficiency in network protocols, routing, switching, VPNs, and network security. Strong analytical and problem-solving skills. Excellent communication and teamwork skills. Familiarity with network monitoring and management tools. Knowledge of cloud networking and virtualization technologies is a plus Show more Show less