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SendGrid is seeking a Senior Network Operations Engineer to support and implement our ever-growing global infrastructure. The ideal candidate is adept at providing world class operational support to enterprise network environments.
You will perform day-to-day operational duties and be an escalation point for other support teams when needed. You will also serve as a key resource on projects, working directly with project managers to implement network related technology solutions.
What You’ll Do
- Ensure all global production network environments and related systems and services are available 24/7
- Planning, implementation, supporting, and maintaining switches, firewalls, routers, proxies, wan accelerators, data center, and networking infrastructure to prevent productivity and data loss
- Perform daily system monitoring and environmental health checks
- Troubleshoot and remediate issues impacting WAN, LAN and internet connectivity
- Troubleshoot and remediate issues impacting the operation of the network infrastructure
- Assist in design, documentation, configuration, integration, and installation of complex network infrastructure
- Evaluate and recommend emerging technologies, systems engineering and architecture standards and strategies to increase reliability and manageability and provide training
- Provide 24/7 on call support as part of an on call rotation
- Perform other related duties as assigned
- Adapt quickly to a rapidly evolving, high growth network
- Identify network inefficiencies and develop innovative solutions (i.e. optimize the network in every way possible)
- Operate the network utilizing SDN and code
- Develop automated methods to troubleshoot and remediate network events and minimize operational complexity
- Identify and mitigate packet loss and latency
- Contribute to and implement future architectures
- We're an agile, fast growing company and this job description isn't meant to be a complete list of your qualifications or all the things you'll do
About You
- Understanding of WAN, LAN, DMZ, VPN’s, TCP/IP, DNS, VLANs, etc. in a distributed environment
- Understanding of LAN/WAN technologies - OC3, DS3 / E3, MPLS, DWDM, Metro Ethernet
- Expert understanding of configuration, design and troubleshooting routing protocols including BGP, iBGP, OSPF, and MPLS
- Knowledge of computer security systems, applications, procedures, and techniques
- Understanding of load balancing techniques, products, and technologies - F5, HAproxy
- Highly motivated and self-driven, capable of working with little instruction to resolve demanding tasks, as well as work with internal teams
- Able to implement complex projects and time-sensitive tasks under minimal supervision
- Network certifications (Juniper, Cisco) (preferred)
- Expertise in TCP, IP[v4|v6], and related protocols
- Extensive experience with BGP and VRFs
- Experience with Layer 2 protocols and overlay networks (LACP, MLAG, VXLAN, etc.) required
- Experience troubleshooting stateful packet flows and common network protocol operation
- Knowledge of Linux/Unix and scripting with Python, Ruby, or other languages required
- Automation experience with Puppet, Chef, Ansible strongly preferred
- Experience working in a multi-vendor network environment (Juniper, Arista, F5, Palo Alto)
- Experience with Global and Local Server Load-Balancing (GLB/SLB)
- Deep knowledge of datacenter virtualization (KVM/OpenStack/OVS, etc.) a plus
- Bachelor’s Degree in Computer Science or Computer Engineering a plus
- Excellent time management and communication skills
- Ability to participate in a regular on-call rotation
SendGrid is proud to be an equal opportunity employer. We are committed to equal opportunity regardless of race, color, ancestry, religion, gender, gender identity, genetic information, parental or pregnancy status, national origin, sexual orientation, age, citizenship, marital status, disability, or Veteran status.
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