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Senior Data Center Network Engineer Job at Ledelsea in San Carlos

Ledelsea, San Carlos, CA, United States


****** W2 Contract only, we can not do C2C for this role ******
5 Days a week ONSITE
PLEASE DO NOT APPLY IF YOU ARE NOT LOCAL TO CALIFORNIA
Thank you!
Client is seeking a hands‑on, enterprise-level Senior Network Engineer to lead the design, implementation, and operational support of network infrastructure, including new lab environment buildouts. This is a highly technical, individual contributor role that serves as the subject matter expert for network architecture, routing & switching, security integration, and infrastructure lifecycle management.
The ideal candidate must have deep expertise in Juniper networking (routing, switching, and cabling) , strong experience with Palo Alto firewalls , and working knowledge of Meraki (particularly for IoT device management) . This role requires daily onsite presence in San Carlos, CA or Austin, TX.
Key Responsibilities Network Architecture & Engineering
Lead enterprise-wide network architecture, design, implementation, and operations.
Design and deploy new lab network environments.
Lead all aspects of routing & switching design, architecture, and equipment lifecycle management.
Provide technical evaluation of emerging network technologies and recommend improvements.
Design and implement network improvements to enhance performance, capacity, and scalability.
Develop and maintain detailed network diagrams and documentation.
Infrastructure & Security Install and configure networking hardware including LAN switches, Wi‑Fi infrastructure, and firewalls.
Configure and manage Juniper networking equipment (core requirement).
Administer and support Palo Alto Networks firewalls .
Support and manage Meraki environments , including IoT device connectivity.
Perform network vulnerability assessments and publish findings.
Update network equipment firmware and maintain lifecycle standards.
Support compliance, risk management, and security initiatives.
Work with PHI and complete required HIPAA/privacy/security training.
Operations & Support Lead day‑to‑day network operations to ensure reliability and availability.
Monitor network performance and respond to alerts.
Provide Tier II/III support; respond to tickets and troubleshoot complex issues.
Participate in 24/7 network operational support rotation.
Lead incident response and Root Cause Analysis (RCA); publish reports as required.
Required Qualifications B.S. in Computer Science or related field (or equivalent experience).
Minimum 8+ years of networking experience.
At least 5+ years in network design and enterprise operations.
Strong hands‑on experience with:
Juniper routing & switching (required)
Meraki networking solutions
Cabling and physical infrastructure buildouts
Deep knowledge of:
L3/L7 networking and firewall technologies
Network security principles
IDS/IPS systems
Internet and network protocols
Cloud networking and cloud security architecture
Experience with Linux and Windows OS administration.
Experience working in regulated environments (HIPAA/PHI preferred).
Preferred Certifications PNSE
CCNA / CCNP
Security+
CEH
Other relevant industry certifications
Strong troubleshooting and analytical skills
Ability to lead technical initiatives independently
Excellent verbal and written communication
Ability to collaborate cross‑functionally
Ability to prioritize multiple projects in a fast‑paced environment
Adaptability in evolving technical environments
Additional Requirements Must be onsite in San Carlos, CA or Austin, TX five days per week.

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In Summary: Client is seeking a hands‑on, enterprise-level Senior Network Engineer to lead the design, implementation, and operational support of network infrastructure . This is a highly technical, individual contributor role that serves as the subject matter expert for network architecture, routing & switching, security integration, and infrastructure lifecycle management . The ideal candidate must have deep expertise in Juniper networking (routing, switching, and cabling) and strong experience with Palo Alto firewalls .

En Español: ****** W2 Contrato solo, no podemos hacer C2C para este papel ****** 5 días a la semana ONSITE PLEASE DO NOT Apply si NO eres local en California Gracias! El cliente está buscando un Ingeniero Senior de Red práctico a nivel empresarial para liderar el diseño, implementación y soporte operativo de infraestructura de red, incluidas las nuevas construcciones del entorno de laboratorio. Este es un rol altamente técnico e individual contribuyente que sirve como experto en materia de arquitectura de redes, routing & switching, integración de seguridad y gestión del ciclo de vida de infraestructuras. Esta función requiere una presencia diaria en el sitio en San Carlos, CA o Austin, TX. Responsabilidades clave Arquitectura de red e Ingeniería Liderar la arquitectura de redes a nivel empresarial, diseño, implementación y operaciones. Diseñar y implementar nuevos entornos de red de laboratorio. Dirigir todos los aspectos del diseño de routing & switching, arquitectura y gestión del ciclo de vida del equipo. Proporcionar evaluación técnica de las tecnologías emergentes de red y recomendar mejoras. Desarrollar e implementar mejoras de la red para mejorar el rendimiento, capacidad y escalabilidad. En ciencias de la computación o campo relacionado (o experiencia equivalente). Minimum 8+ años de experiencia en redes. Al menos 5+ años en diseño de red y operaciones empresariales. Fuerte experiencia práctica con: Juniper routing & switching (necesario) Meraki soluciones de redes Cabling y construcciones de infraestructura física Conocimiento profundo de las tecnologías L3/L7 de redes y firewall Principios de seguridad de redes Sistemas IDS/IPS Internet y protocolos de red Red networking y arquitectura de seguridad en nube Experiencia en administración de sistemas operativos Linux y Windows.