Sr. Network Administrator/Subject Matter Expert

Job Summary:

Notice Period: Immediate or 30 Days Max

Candidate must have 10-16 years of IT industry experience and proficient in enterprise IT. The Network Administrator is responsible for maintaining and supporting the organization's network infrastructure. This role involves the design, implementation, and management of the network, ensuring its smooth operation, security, and optimal performance. The Network Administrator works closely with other IT team members and stakeholders to ensure that network resources are effectively utilized and meets the needs of the organization.

Key Responsibilities:

Network Design and Implementation:

Design, deploy(New Projects), and configure network infrastructure components, including routers, switches(CISCO), firewalls (PaloAlto, Fortinet etc), and wireless Controllers and Access Points (CISCO), NPS authentication.

Collaborate with IT team to plan and execute network expansion projects.

Implement network security measures and protocols to protect the organization's data and systems.

Hands on with using Visio application for HLD and LDL diagram

Network Monitoring and Maintenance

Monitor network performance, identify and troubleshoot network issues, and implement necessary solutions.

Conduct regular network maintenance activities, including firmware upgrades, patch management, and configuration backups.

Perform network capacity planning to ensure scalability and reliability.

Network Security:

Implement and maintain network security policies and procedures, including firewalls, intrusion detection systems, and VPNs.

Conduct regular security assessments and vulnerability testing to identify and mitigate potential risks.

Respond to security incidents and perform incident analysis, root cause analysis, and remediation.

User Support and Training

Provide technical support to end-users for network-related issues, including connectivity, access, and performance problems.

Assist in the configuration and troubleshooting of network devices for end-users.

Conduct user training sessions to enhance network awareness and best practices.

Documentation and Reporting:

Maintain accurate documentation of network configurations, procedures, and troubleshooting steps.

Generate reports on network performance, security incidents,

Vendor Management:

- Collaborate with vendors and third-party service providers to ensure the security of network-related products and services.

- Evaluate and select vendors based on their ability to meet security requirements and standards.

- Establish and maintain strong relationships with vendors, including contract negotiation and performance monitoring.

Security Incident Management:

- Respond promptly and effectively to security incidents, following established incident response procedures.

- Coordinate with cross-functional teams to contain and mitigate the impact of security incidents.

- Conduct post-incident analysis and implement necessary measures to prevent future occurrences.

Global Partner Coordination:

- Serve as the primary point of contact for global partners(NTT) and vendors, ensuring effective coordination and communication.

- Collaborate with partners to develop and maintain mutually beneficial relationships, fostering a collaborative and productive environment.

- Coordinate and align network (WAN) strategies and initiatives with global partners, ensuring consistency and adherence to shared security standards.

- Facilitate regular meetings and discussions with partners to address network concerns, exchange information,

Vulnerability Management:

Qualifications and Skills:

- Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).

- Proven experience as a Network Administrator or in a similar role.

- In-depth knowledge of network protocols, technologies, and topologies.

- Strong understanding of TCP/IP, DNS, DHCP, VPN and other network services.

- Experience with network monitoring and troubleshooting tools.

- Familiarity with network security principles and best practices.

- Excellent problem-solving and analytical skills.

- Experience with security tools and technologies

- Strong communication and interpersonal skills.

- Industry certifications (e.g., CCNA, CCNP, CCIE, CEH) are a plus.