Senior Network Engineer

As a member of the Enterprise Technical Services team, a Senior Network Engineer will be responsible for the support, maintenance, and implementation of all related network software and hardware for the company. The ideal candidate will possess deep expertise in VMware NSX and AWS networking technologies, ensuring optimal performance, security, and scalability of our hybrid network infrastructure.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Perform Tier 1 and Tier 2 troubleshooting and resolution of network failures and issues.
• Install, configure and support network equipment including routers, proxy servers, switches, firewalls and wireless devices.
• Maintain and administer computer networks and related computing environments including systems software, applications software, hardware, and configurations.
• Maintain and update IP/DHCP scopes, DNS, and network documentation, to include Visio diagrams.
• Design and manage network projects, including implementation of new networks, upgrading existing networks, finding products to fit a specific use case, and providing guidance and expertise for future directions.
• Perform disaster recovery operations and testing when required.
• Work with Security team protecting data, software, and hardware by coordinating, planning and implementing network security measures, including upgrades and patching.
• Monitor network performance to determine if adjustments need to be made for improvements.
• Research, design and implement new network solutions and/or improving the efficiency of current networks.

• Work with WAN link carriers to troubleshoot and resolve complex WAN connectivity issues.
• Maintain and monitor our VPLS and MPLS networks.
• Analyze and interpret data using SNMP tools and data analyzers such as sniffer, Wireshark, and TCP dump.
• Manage and mentor junior Network Engineering staff.
• Conduct regular network performance reviews and tests.
• Delegate networking maintenance tasks to junior staff.
• Manage and troubleshoot escalated network support issues.

• Participate in on-call rotation.
• Perform other duties as assigned.

REQUIRED

SKILLS AND ABILITIES

• 5-7 years plus experience in a directly related position.
• CCNP is a required minimum. Relevant certifications such as VMware Certified Professional (VCP), AWS Certified Advanced Networking, or similar are highly desirable.
• Strong understanding of network infrastructure and network hardware.

• Knowledge of application transport and network infrastructure protocols.

• Working knowledge of Cisco routers and switches, IOS/Nexus.
• Working knowledge of Cisco ASA firewalls, Fire Power.
• Working knowledge of Cisco Meraki wireless equipment.
• Experience with VPLS and MPLS networks.
• Experience with VPN technologies (DMVPN, IPSec, SSL, Any Connect, MFA).
• Exposure to complex routing protocols (EIGRP, BGP…), IPS/IDS technologies.
• Experience designing and implementing scalable and secure AWS networks using VPC, subnets, and route tables.
• Experience configuring and managing AWS Direct Connect and VPN connections.
• Experience with AWS networking services and features such as ELB, ALB, Route 53.
• Manage AWS Security groups, NACLs, and IAM roles/policies for network security.
• Experience utilizing Terraform, Ansible and other IaC (Infrastructure as a code) tools for network infrastructure automation.
• Experience monitoring AWS network performance and troubleshoot issues using Cloud Watch and other AWS tools.
• Hands-on experience of TCP/IP, DHCP, DNS, Subnetting.
• Hands-on experience of server load balancing (HAProxy, F5…).
• Hands-on experience with VMware NSX software defined networks.
• Experience with SIP connections, VOIP applications, systems, and connections.
• Experience troubleshooting SIP connections and routing.
• Experience Managing Carriers, Carrier interconnects (Internet and Telco).

• Experience with different virtual server technologies, including VMWare, or AWS cloud based.
• Experience with the use of monitoring tools and log collections.

• Hands-on experience with copper cabling and fiber optics.

• Have solid understanding of change management process.
• Ability to implement, administer, and troubleshoot network infrastructure devices, including wireless access points, firewall, routers, switches, and…