Assistant Manager Network

Responsibilities:

• Network Design and Implementation:

o Design, configure, and implement Cisco switches, routers, and wireless access points.
o Develop and maintain High-Level Design (HLD) and Low-Level Design (LLD) documentation for network infrastructure.
o Implement and manage VLAN segmentation and Spanning Tree Protocol (STP).
o Configure and manage Switch Virtual Interfaces (SVIs).
o Implement and maintain secure tunneling solutions (e.g., IPsec, VPN).
o Design and implement network redundancy and failover solutions.

• Network Security:

o Deploy and manage open-source firewalls (e.g., pfSense, OPNsense, Kerio).
o Implement and maintain network access control lists (ACLs).
o Conduct regular security audits and vulnerability assessments.
o Ensure network compliance with relevant industry standards and regulations and log management for compliance (e.g., HIPAA).

• VoIP Management:

o Configure and maintain VoIP systems and infrastructure.
o Troubleshoot VoIP call quality and connectivity issues.
o Optimize network performance for VoIP traffic.

• Performance Optimization:

o Monitor network performance and identify bottlenecks.
o Implement network optimization techniques to improve efficiency and throughput.
o Utilize network monitoring tools to proactively identify and resolve network issues.

• ISP Management:

o Manage relationships with Internet Service Providers (ISPs).
o Monitor ISP performance and ensure service level agreements (SLAs) are met.
o Troubleshoot ISP-related connectivity issues.

• Network Maintenance and Troubleshooting:

o Provide Tier 2/3 support for network-related issues.
o Perform routine network maintenance and upgrades.
o Troubleshoot complex network problems and implement effective solutions.

• Documentation and Reporting:

o Maintain accurate and up-to-date network documentation, including HLDs, LLDs, and network diagrams.
o Generate regular network performance reports.
o Document all network changes and troubleshooting activities.

• Innovation and Improvement:

o Research and evaluate new networking technologies and solutions.
o Identify opportunities for network optimization and improvement.
o Implement innovative solutions to enhance network performance and security.

• Compliance:

o Maintain compliance with all applicable regulations.
o Perform regular audits to ensure systems are compliant.
Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Proven experience in a multi-office environment.
• Extensive knowledge of Cisco networking technologies (switches, routers, wireless).
• Strong experience with open-source firewalls (pfSense, OPNsense, Kerio).
• Proficiency in VLAN segmentation, STP, SVIs, and tunneling technologies.
• Experience with VoIP systems and troubleshooting.
• Knowledge of network security best practices and compliance standards.
• Experience with network monitoring and performance optimization tools.
• Strong troubleshooting and problem-solving skills.
• Excellent communication and documentation skills.
• Cisco certifications (CCNA, CCNP) preferred.

Skills:

• Cisco IOS/NX-OS
• Open-source firewall management
• VLANs, STP, SVIs
• IPsec, VPN
• VoIP protocols (SIP, RTP)
• Network monitoring tools (e.g., PRTG, Zabbix, Nagios)
• Network security principles
• ISP management
• HLD/LLD documentation
• Compliance knowledge.

Job Type: Full-time

Work Location: In person