Sr. Network Engineer - Contractor

SK hynix memory solutions; Santa Clara (CA); On-site; USD 140,000 - 190,000; Full time

Job summary

SK hynix memory solutions is seeking a senior Network Engineer to design, deploy, configure, and manage a broad spectrum of network and security infrastructure. The role covers WAN, data-center, campus, wireless, firewalls, routers, switches, and VPN solutions, with emphasis on Cisco/NX-OS and Arista platforms.

Requires hands-on experience with monitoring, wireless, and security tooling, plus project coordination skills.

Qualifications

• CCNP certification required; ambition to obtain CCIE (full exam).
• Minimum of 10 years experience designing, implementing, and supporting complex network infrastructures.
• Deep knowledge of Cisco Catalyst/Nexus, Cisco IOS/NX-OS, and Arista EOS.

Responsibilities

• Network design and documentation; update diagrams; create to-be designs for campus, data-center, labs and office environments.
• Operations and maintenance; execute software/firmware upgrades; enforce change-control; maintain SOPs and checklists.
• Project management; document scope, budget, schedule, test plans, and delivery terms; lead complex projects with minimal supervision.
• Communication; interact with stakeholders; provide concise status and technical reports; ensure knowledge sharing.

Skills

Routing protocols

Network security

Cisco/NX-OS/Arista

Wireless LAN

Network monitoring

UCS virtualization

Communication

Education

CCNP certification

Tools

SolarWinds

Infoblox DHCP/DNS

Cisco UCS VM orchestration

ISE

WLAN Controllers

Job description

At SK Hynix Memory Solutions,we're at the forefront of semiconductor innovation, developing advanced memory solutions that power everything from smartphones to data centers. As a global leader in NAND flash technology and memory solutions, we drive the evolution of advancing mobile technology, empowering cloud computing, and pioneering future technologies. Our cutting-edge memory technologies are essential in today's most advanced electronic devices and IT infrastructure, enabling enhanced performance and user experiences across the digital landscape.

We're looking for innovative minds to join our mission of shaping the future of technology. At SK Hynix Memory, you'll be part of a team that's pioneering breakthrough memory solutions while maintaining a strong commitment to sustainability. We're not just adapting to technological change – we're driving it, with significant investments in artificial intelligence, machine learning, and eco-friendly solutions and operational practices. As we continue to expand our market presence and push the boundaries of what's possible in semiconductor technology, we invite you to be part of our journey to creating the next generation of memory solutions that will define the future of computing.

About the Team:

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.

About the Role:

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, BGP, VRF, IPv4 sub netting, 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 10years 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.

If you are not located in San Jose, CA are you willing to relocate?

Where are you currently located?

Are you legally authorized to work in the U.S. for any employer?

Will you now or in the future require sponsorship to work in the U.S.?

Are you a current or former employee of SK hynix memory solutions America?

Are you being referred to this role by a current employee of SK hynix memory solutions America?

If you answered yes, please share the email address of the person who referred you.

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