Network Administrator

Network Engineer:

We see this as anexciting opportunity for someone who is proficient at managing all aspects ofLAN/WAN network infrastructure including routers, switches, load balancers, andfirewalls in both on prem and cloud environments. Reporting to the LeadNetwork Engineer, this position will work closely with the Site ReliabilityOperations, Systems Engineering, and Software Development organizations insupport of our state-of-the-art 24/7/365 production SaaS service offering. Thiscritical position provides great visibility and individual growth potential foran ambitious IT professional but also requires proven experience withexponential growth on a global scale. You must be able to thinkcreatively and work independently, presenting creative solutions to difficultnetworking problems.

• Ideal candidate will have a strong networking background working with multiple vendors including Cisco, Palo Alto, Juniper, Arista, F5, A10, Brocade, and Meraki.
• Day-to-day operational support of resilient Corporate network sites ranging from firewalls, L2/L3 switching and routing and wireless configuration and troubleshooting.
• Day-to-day operational support of network infrastructure and services maintaining, highly-available, high performance data center network infrastructure involving multiple distributed systems in both on premise and cloud environments
  Specific responsibilities include configuration, administration, upgrade and maintenance of network switches, routers, load balancers, and firewalls
• Troubleshoot technical issues with other technical staff and end-users.
• Monitor and manage network security, traffic, and performance.
• Experience with several Network monitoring and administration tools: SolarWinds, Thousand Eyes, Panorama, New Relic, Grafana and Logic Monitor.
• Maintain Cornerstone's global SaaS service ensuring all incidents are tracked and remediated, and changes are implemented under the auspices of Cornerstone's policies and procedures.
• Develop documentation and diagrams supporting Standard Operating Procedure documents.
  Establishment of enterprise data network standards taking into account various in-flight initiatives.
• Managing medium to large scale public and private IP address schemes.
• Work with your team members and peer groups to ensure the security, availability, resiliency, and compliance with industry and regulatory requirements (ISO, SOC 1/2, FedRamp, PCI) in a fast-paced SaaS environment.
• Thorough understanding of network security aspects, common problems and solutions (ACL, firewall filtering, and VPN).

• Solid knowledge and understanding of TCP/IP protocols, IP Addressing (DHCP, NAT, etc...), MPLS, VPN, VLANs, Load Balancing, and Wireless technologies.
• Proven experience in delivering network services and solutions in a mid-size or larger enterprise.
• CCNA level experience is required; CCNP certification or higher is preferred.
• 3- 5 years of network engineering in a corporate or datacentre environment.
• Experience with network change management control tools and policies.
• Solid knowledge of OSPF and BGP routing protocols. L2/L3 switching on enterprise class hardware, including Arista, Cisco, Juniper, and Brocade switches and routers.
• Hands-on experience securing network environments with Palo Alto, Meraki and Fortinet Firewalls.
• F5 load balancers configuration and design principals.
• Must have experience maintaining scalable, highly available, mission critical network infrastructures.
• Excellent verbal and written communication skills.
• Team player, Dependable and Flexible.
• Strong analytical, interpersonal, organizational, communication & problem-solving skills.
• Security compliance experience as it relates to the network.
• Demonstrated commitment to valuing diversity and contributing to an inclusive working and learning environment.
• Consideration for privacy and securityobligations.

• Virtualization experience a plus.
• ITIL Certification a plus.