• Build, operate and support the global Twilio IT network infrastructure. • Keep track of network assets, including network hardware and software. • Monitor the network performance, availability, utilization, throughput and latency, providing measurable metrics to the IT leadership team. • Work closely with stakeholder teams to determine current and future network needs. • Prioritize projects and work based on business priorities using the Scale Agile Framework (SAFe). • Develop methods and tools to be used to test and implement new LAN/WAN systems. • Analyze the current network structure and collaborate on how to make the network more efficient, scalable and sustainable. • Formulate strategies to maintain and upgrade network systems efficiently. • Respond to incidents, engage in network troubleshooting activities to determine root cause and resolve network issues. • Create and maintain documentation for network design, IT network standards and process.

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work — every day. We're in this together, sustaining the future of our customers, our company, and our planet. Join a team of passionate thinkers, innovators, and dreamers — and help us connect people and build communities to create economic opportunity for all. About the team and the role: eBay, Inc. seeks MTS 1, Network Engineering in San Jose, CA What you will accomplish: Job Duties: Mitigate network related issues that can possibly impact eBay’s customer experience. Execute basic changes in the network infrastructure to instrument organic growth and capacity restore. Provide level 2 and 3 network engineering expertise for critical outage response resolution. Create change requests as per standard/ manual operating procedures (SOP/MOP) for incident and problem management. Handle eBay’s datacenter, backbone, Internet connectivity, security controls, traffic management and application stacks behaviors to cross correlate and solve issues quickly and effectively. Create network automation tools to mitigate the outages and remediate to increase the availability of the network. Collaborate with various customer teams to support various tasks such as provisioning and deployment of new networking devices and decommissioning legacy devices. Utilize experience and technical expertise in OSI network model, routing and switching protocols and tools to provide training to level 1 engineers. Plan, schedule, and implement network maintenance activities which include firmware upgrades, network infrastructure augment/changes, and hardware tech refresh. Implement various network protocols such as ARP, DHCP, DNS, TFTP, OSPF, BGP during troubleshooting and design. Research, plan on implementing new technologies to increase the network resiliency to account for traffic utilization growth from time to time. Create root cause analysis, post-mortem reviews, and develop long term fix action plans for incidents that impact network availability to business. Telecommuting permitted – work may be performed from anywhere in the US. What you will bring: Minimum Requirements: Master’s degree, or foreign equivalent, in Computer Science, Engineering (any field), or a closely related field plus two years of experience in the job offered or a related occupation. Employer will accept a Bachelor’s degree, or foreign equivalent, in Computer Science, Engineering (any field) or a closely related field plus five years of experience in the job offered or a related occupation. Special Skill Requirements: 1. Protocols: BGP, EIGRP, OSPF, HTTP, FTP, SMTP, RIPV1/V2, NTP, SNMP, IPv4, IPv6, and HTTPS (2 years) 2. IP Suite: TCP/IP, ARP, UDP, DNS, DHCP, SSH, Telnet, and SSL (2 years) 3. Programming skills: Microsoft Visio and Python (2 years) 4. Switching Protocols: VLAN, VTP, RSTP, LAN, and WAN (2 years) Salary: $169,262-222,100.00 per annum. 40 hours per week; M-F, 9:00 a.m. to 5:00 p.m. Must be legally authorized to work in the U.S. without sponsorship. Additional Details Base pay offered may vary depending on multiple individualized factors, including location, skills, and experience. The total compensation package for this position may also include other elements, including a target bonus and restricted stock units (as applicable) in addition to a full range of medical, financial, and/or other benefits (including 401(k) eligibility and various paid time off benefits, such as PTO and parental leave). Details of participation in these benefit plans will be provided if an employee receives an offer of employment. If hired, employees will be in an “at-will position” and the Company reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors. eBay is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status. If you have a need that requires accommodation, please contact us at talent@ebay.com. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBay's commitment to ensuring digital accessibility for people with disabilities. We use cookies to enhance your experience and may use AI tools for administrative tasks in the hiring process. To learn how we handle your personal data and use AI responsibly, please visit our Talent Privacy Notice, Privacy Center, and AI Hiring Guidelines.

• Scope, define, and execute on the IT strategy • Manage the evolution of technical solutions hosted internally or externally • Provide technical expertise and guidance for the Worldwide Clinical Trials compute environment • Implement and maintain IT infrastructure projects, keeping milestones on target • Provide Tier 3–4 support for day-to-day management of infrastructure solutions

• Be part of our Global Engineering Network! • Design, deploy, and manage complex Palo Alto Networks firewall infrastructures, including Panorama for centralized management, logging, and reporting. • Lead the architecture and implementation of network security policies, including App-ID, User-ID, Content-ID, and SSL decryption to ensure Zero Trust principles. • Configure and troubleshoot advanced routing protocols (OSPF, BGP) and VPN technologies (Site-to-Site, GlobalProtect) in a multi-vendor environment. • Conduct regular security audits, risk assessments, and firewall rule reviews to ensure compliance with industry standards and internal policies. • Serve as the Tier 3 escalation point for complex network and security incidents, performing root cause analysis and implementing permanent fixes. • Collaborate with DevOps and Cloud teams to integrate and secure hybrid cloud infrastructures (AWS/Azure) using Palo Alto VM-Series firewalls. • Develop and maintain comprehensive network documentation, including topology diagrams, configuration standards, and operational runbooks. • Evaluate and recommend new networking and security technologies to improve performance, resilience, and security posture.