Senior Network Architect

5 days ago

Lahore, Punjab, Pakistan PRG Pakistan Full time 900,000 - 1,200,000 per year

Job Title:
Senior Network Architect

Timings:
Night shift (7PM - 4AM)

Location:
College Road Township, Lahore

Responsibilities:

Network Design and Implementation:

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

Network Security:

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

VoIP Management:

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

Performance Optimization:

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

ISP Management:

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

Network Maintenance and Troubleshooting:

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

Documentation and Reporting:

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

Innovation and Improvement:

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

Compliance:

  • Maintain compliance with all applicable regulations.
  • 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.

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