Network Security Engineer II

It takes powerful technology to connect our brands and partners with an audience of hundreds of millions of people. Whether you’re looking to write mobile app code, engineer the servers behind our massive ad tech stacks, or develop algorithms to help us process trillions of data points a day, what you do here will have a huge impact on our business—and the world.

A Little About Us:
Yahoo is a global media and tech company that connects people to their passions. 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:

• Respond to escalations, tickets, and alerts from NOC and Helpdesk issued to network engineering in a timely manner.  Provide resolution information and collaborate with other teams to complete impact analysis where appropriate.

• Manage network security policies (ACL) and ticket queue triaging on a daily basis.

• The job will require rotational off hours support for daily policy pushes as well as network change management support

• Build, enhance, and document, new and existing tools and scripts to improve operational efficiencies. 

• Collaborate with cross-functional teams to set goals, and prioritize deliverables to meet business demands as it pertains to org-wide/company-wide initiatives.

• Security Vulnerability analysis and resolution.

• Participate in '24x7 - On Call' rotation

Qualifications:

• Experience with a variety of devices types in Juniper/Cisco Router, Switches, & VPN is required

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

• Knowledge about implementing network security policies on all network device platforms.

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

• Systems Administration in a Unix Environment. Linux, shell programming and familiarity with cloud computing

• Experience or knowledge of Redhat Linux specifically with IPTables, IPFW, etc.

• Strong programming skills in Perl, Python, or GO.  CI/CD experience preferred.

• Excellent documentation, communication, and problem resolution skills.

• Bachelor's or Master’s degree in Computer Science or related fields. 

• YoE: Network/Network Security/DevOp: 3-5 years 

Good to have: 

• Apply probabilistic, machine learning and data mining techniques to engineer production software to improve infrastructure scalability, efficiency as well as end user experience

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.

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 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 (

) or call . 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.