Senior Infrastructure Network Engineer – On-Site in San Jose

Energy Jobline ZR; San Jose (CA); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Employer-Paid Medical, Dental, Vision

401(k) Match

PTO & Holidays

Paid Lunch

Relocation Assistance

Bonus Opportunity

Job summary

SK AX USA, Inc. is seeking an experienced Infrastructure Network Engineer to design, implement, and manage network infrastructure in San Jose, CA. The role focuses on ensuring network availability, scalability, and security across on-site environments with hands-on configuration and documentation.

You will work with on-site teams and global colleagues, handle day-to-day operations, and support Korean collaboration. Local travel within the Bay Area may be required.

Qualifications

• Five+ years of experience in network infrastructure design, deployment, administration, and troubleshooting.
• Hands-on experience supporting LAN/WAN environments and configuring network equipment across multiple vendor platforms.
• Experience using network monitoring tools to investigate incidents and improve performance.
• Bachelor’s degree in Network Engineering, Information Technology, Computer Science, or related field, or equivalent professional experience.

Responsibilities

• Design and deploy LAN/WAN solutions for availability, performance, and security.
• Configure and maintain routers, switches, firewalls, load balancers, and related equipment.
• Monitor network availability and performance using monitoring tools and investigate alerts.
• Coordinate equipment updates and changes with stakeholders to minimize disruption.
• Document network configurations, IP addresses, and topology diagrams.
• Diagnose and resolve connectivity, routing, VPN, security, and performance issues.

Skills

Network design

LAN/WAN administration

Network troubleshooting

TCP/IP

English communication

Cross-functional collaboration

Education

Bachelor's degree in Network Engineering or related field

Tools

Cisco CCNA or higher certification

VMware/Hyper-V virtualization

Network automation tools

AWS/Azure networking knowledge

Job description

SK AX USA, Inc. is seeking an experienced Infrastructure Network Engineer to design, implement, and manage network infrastructure in San Jose, CA. The role focuses on ensuring network availability, scalability, and security across on-site environments with hands-on configuration and documentation.

You will work with on-site teams and global colleagues, handle day-to-day operations, and support Korean collaboration. Local travel within the Bay Area may be required.