Senior Network Engineer

San Francisco, CA

Who We Are

Twitter's Backbone Network Engineering team manages a fast-paced, constantly growing and evolving global network that seeks to provide a reliable, high-performance and secure network behind one of the world's largest websites and social media platforms.

Who You Are

You are a  Senior Network Engineer who is highly proficient and has had hands-on experience with high density backbone and datacenter networking topologies, configuration, security, troubleshooting, and traffic management.

What You’ll Do


Deployment of network devices in datacenters and POPs

Provisioning and turn-up of transport/transit/peering

Configuration, testing and validation of hardware and circuits

Definition of  configuration and architecture standards

Qualification of hardware and software


Trouble resolution and escalation 24x7 On-call rotation

NMS configuration, validation and operation

Tracking and planning of capacity

Documentation of  incident post mortems


Proactive performance and uptime monitoring

Change management, process, documentation & response procedures

Lead consistent improvement by refining tools and automation


  • Expert understanding and hands-on experience with internal routing protocols and configuration, specifically ISIS, OSPF
  • JNCIE or equivalent experience with Juniper platform
  • Extensive knowledge of BGP, MPLS configuration and management
  • Extensive knowledge of high connection rate load-balancing
  • Understanding of transit relationships and Internet connectivity
  • Working knowledge of large backbone and datacenter networks
  • Fundamental understanding of CDN, DNS, Anycast and traffic engineering
  • B.S. in computer science or similar field or equivalent experience.

Desired Skills

  • Experience in high capacity networking within the datacenter (>1Tbps)
  • JNCIE or equivalent vendor certification
  • 8+ years of direct involvement with network configurations in a high demand/high capacity production environment
  • Proficiency in multiple hardware vendor syntax including Juniper, Arista, Force10, Cisco
  • Experience with  A10 and/or F5 load balancer hardware and software
  • Advanced knowledge of network security including IDS, DDoS, Firewalls, and other distributed attack schemes
  • Operational experience with netflow and / or  Arbor
  • Experience with scripting in Python and automating network operations activities

We are committed to an inclusive and diverse Twitter. Twitter is an equal opportunity employer. We do not discriminate based on race, ethnicity, color, ancestry, national origin, religion, sex, sexual orientation, gender identity, age, disability, veteran status, genetic information, marital status or any other legally protected status.

San Francisco Applicants: Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Engineering Hiring Process

Step 1

Once your application is received, a recruiter will reach out pending your qualifications are a match for the role.

Step 2

If your background is a match, you may have 1-2 technical phone interviews or be given the chance to provide a work sample depending on the role.

Step 3

If the phone interviews go well or your work sample is strong, the final step includes interviews with 5-6 people held onsite in our office.


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U.S. Equal Opportunity Employment Information  (Completion is Voluntary)

At Twitter, we have a bold aspiration to reach every person on the planet. We believe that goal is more attainable with a team that understands and represents different cultures and backgrounds and we are committed to an inclusive and diverse Twitter.

This is where you come in! Please take a few minutes to provide us with your information. You are not required to provide this information and you may select “Decline to Disclose”. Your decision to provide information (or not) will not affect your employment or opportunities at Twitter.

Twitter is an equal opportunity employer. We do not discriminate based on race, color, ethnicity, ancestry, national origin, religion, sex, gender, gender identity, gender expression, sexual orientation, age, disability, veteran status, genetic information, marital status or any legally protected status.

You can view the ‘EEO is the Law’ poster here.

Twitter does not accept any unsolicited resumes from recruiting agencies and will not pay fees associated with any such resumes. Agencies, please do not send resumes to any Twitter location, employee, or email address.

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