Sr. Network Engineer (Contractor)

We are seeking a senior‑level Network Engineer to design, deploy, configure, and manage a broad spectrum of network and security infrastructure. The role includes responsibility for WAN, data‑center, campus, wireless, firewalls, routers, switches, network‑monitoring tools, and VPN solutions. Experience with data‑center relocations and new campus network design is highly valued.

Key Responsibilities

• Network Design & Documentation
• Update existing network diagrams and produce “to‑be” designs for new campus, data‑center, labs, and office environments.
• Create and maintain high‑quality documentation for WAN, LAN, data‑center, wireless, and firewall designs and installations.
• Install, configure, and test routers, switches, firewalls, wireless controllers, access points, and associated software.
• Validate hardware, software, and connections to ensure proper configuration and performance.
• Operations & Maintenance
• Perform scheduled maintenance, including software/firmware upgrades and equipment refreshes.
• Enforce corporate change‑control and security policies; maintain standard operating procedures and checklists.
• Advanced knowledge of OSPF, BGP, STP, VRF, IPv4 subnetting, 802.1x, PEAP-MSCHAPv2, TACACS+, SYSLOG, Cisco IOS, Cisco NX-OS, Arista
• Diagnose and resolve critical incidents within defined SLA.
• Provide after‑hours on‑call support for service restoration, troubleshooting, and equipment repair.
• Project Management
• Document project scope, budget, schedule, test plans, and delivery terms.
• Lead complex technical projects with minimal supervision and provide peer verification of release plans.
• Collaborate effectively within a team environment.
• Ensure accurate network documentation and facilitate knowledge sharing.
• Communication
• Communicate clearly with stakeholders at all organizational levels; produce concise status and technical reports.

Required Qualifications

• Current CCNP certification; ambition to obtain CCIE (full exam).
• Minimum of 10 years experience designing, implementing, and supporting complex network infrastructures.
• Deep knowledge of Cisco Catalyst and Nexus platforms, Cisco IOS, NX‑OS, and Arista EOS.
• Advanced expertise in routing and switching protocols: OSPF, BGP, STP, VRF, and IPv4 subnetting.
• Strong security background: 802.1X, PEAP‑MSCHAPv2, TACACS+, SYSLOG, Palo Alto NGFW, Panorama (including IPsec VPN).
• Hands‑on experience with Cisco Wireless LAN Controllers, ISE, and access points; ability to perform wireless site surveys.
• Proficiency with monitoring tools (SolarWinds) and IP services (Infoblox DHCP/DNS).
• Experience managing Cisco UCS environments with virtual‑machine orchestration.
• Proven ability to manage large‑scale technical projects with minimal guidance.
• Excellent analytical, troubleshooting, and communication skills; proactive, mission‑driven attitude.

This role requires you to work onsite 5 days a week at our San Jose location.

Voluntary Self-Identification

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As set forth in SK hynix memory solutions America Inc.’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.