Sr. Network Security Engineer

A Little About Us:
Yahoo is a global media and tech company. We reach nearly 900M people around the world, bringing them closer to what they love—from finance and sports, to shopping, gaming and news—with the trusted products, content and tech that fuel their day. For partners, we provide a full-stack platform for businesses to amplify growth and drive more meaningful connections across advertising, search and media.

A little bit about the team:

Yahoo’s Network Protect team is a tight knit group of people looking for a technical member to secure, build and maintain its global network infrastructure.  We are looking to grow the team to expand our support reach globally. We interface with nearly everyone within the company to assist with network issues, security policy implementation, and/or general network troubleshooting. We are primarily based out of the San Jose office and are looking forward to growing the team further.

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Responsibilities:

• Responsible for overall support and implementation of Yahoo’s Network infrastructure

• Develops customized network solutions and systems for varied Yahoo products to include capacity planning and modelling, network performance analysis, network security and network configurations leveraging varied network technologies such as routing, switching, load balancing, metro networks, dark fiber networks, transport backbone network, vpn and encryption technologies, voice over ip.

• Work with internal and external customers to gather requirements, provide guidance and network security design support.

• Maintain/build/deploy network security policies (otherwise known as access-lists, or ACLs) across multiple networking platforms (Juniper/Cisco/Juniper SRX/etc.)

• As part of a 24/7 oncall rotation:

  • Engineers are expected to respond/triage the alerts and take necessary actions to stop or divert the attack and protect Yahoo assets (DDOS Monitoring [IP, ICMP, TCP, UDP]).

  • Respond to escalations, tickets, and alerts from NOC and Helpdesk issued to network security in a timely manner.

  • Provide incident resolution information and work with other teams to complete impact analysis where appropriate.

• Independently lead and manage high visibility projects end-to-end with aggressive deadlines

• Mentor and lead with confidence and consistency

Qualifications:

• Firewall technologies and VPNs (Remote Access VPNs, Site to Site VPNs, IPSEC VPN's)

• Experience with a variety of devices types in Juniper/Cisco firewall,router & switches is required

• Strong understanding of Network DDoS and other types of network integrity attacks and resolution techniques

• Strong understanding of network technologies/protocols. (VRRP, BGP, ISIS, OSPF, IPSEC, etc.)

• Working with centralized authentication systems (TACACS, Radius)

• Network security fundamentals (Transitive trust, Security policies, and encryption)

• Knowledge of network programming //automation utilizing Perl, Python, GO, etc.  Continuous integration // continuous development is a plus.

Work Schedule:

• The role requires flexibility to work in US shifts (night shifts or late evening hours as per US time zones) to ensure alignment with global teams.

Important notes for your attention

Applications: 

All applicants must apply for Yahoo openings direct with Yahoo.  We do not authorize any external agencies in India to handle candidates’ applications.   No agency nor individual may charge candidates for any efforts they make on an applicant’s behalf in the hiring process.  

Our internal recruiters will reach out to you directly to discuss the next steps if we determine that the role is a good fit for you.  Selected candidates will go through formal interviews and assessments arranged by Yahoo direct.  

Offer Distributions: 

Our electronic offer letter and documents will be issued through our system for e-signatures, not via individual emails.

Yahoo is proud to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on age, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or any other protected category. Yahoo will consider for employment qualified applicants with criminal histories in a manner consistent with applicable law. Yahoo is dedicated to providing an accessible environment for all candidates during the application process and for employees during their employment. If you need accessibility assistance and/or a reasonable accommodation due to a disability, please submit a request via the Accommodation Request Form (www.yahooinc.com/careers/contact-us.html) or call +1.866.772.3182. Requests and calls received for non-disability related issues, such as following up on an application, will not receive a response.

Yahoo has a high degree of flexibility around employee location and hybrid working. In fact, our flexible-hybrid approach to work is one of the things our employees rave about. Most roles don’t require specific regular patterns of in-person office attendance. If you join Yahoo, you may be asked to attend (or travel to attend) on-site work sessions, team-building, or other in-person events. When these occur, you’ll be given notice to make arrangements. 

If you’re curious about how this factors into this role, please discuss with the recruiter.

Currently work for Yahoo? Please apply on our internal career site.