Enterprise Network Engineer – Cisco, Security & Modernization

TEKsystems; San Diego (CA); On-site; USD 90,000 - 117,000; Full time

Benefits offered by this job

401(k) match

Medical/dental/vision coverage

Paid time off and holidays

Tuition reimbursement

Life insurance & LTD

Wellness reimbursement

Referral bonus program

Job summary

TEKsystems in San Diego is seeking a Network Engineer to support a complex enterprise infrastructure and help modernize essential network services. You will manage Cisco routing and switching, firewall and security changes, load balancing, and performance monitoring while collaborating with internal teams and vendors.

The role emphasizes operational support with project-driven upgrades, disaster recovery planning, and documentation in a fully onsite environment.

Qualifications

• Experience supporting enterprise Cisco environments.
• Knowledge of routing, switching, and LAN/WAN operations.
• Ability to manage day-to-day network infrastructure activities.
• Background in operational support and incident resolution.

Responsibilities

• Support and maintain Cisco-based routing and switching infrastructure.
• Administer firewall and network security changes.
• Support load balancing technologies and network services.
• Troubleshoot network incidents and provide advanced escalation support.
• Participate in infrastructure upgrades, migrations, and modernization projects.
• Monitor network performance and identify opportunities for improvement.
• Maintain network documentation and network diagrams.
• Collaborate with internal teams and external vendors to resolve technical issues.
• Assist with disaster recovery planning and testing.
• Support enterprise LAN/WAN environments.

Skills

Cisco networking

Network operations

Firewall administration

Load balancing

Infrastructure upgrades

Education

CCNA/CCNP

Tools

Palo Alto

F5

Azure Networking

VMware

Windows Server

Linux

Job description

TEKsystems in San Diego is seeking a Network Engineer to support a complex enterprise infrastructure and help modernize essential network services. You will manage Cisco routing and switching, firewall and security changes, load balancing, and performance monitoring while collaborating with internal teams and vendors.

The role emphasizes operational support with project-driven upgrades, disaster recovery planning, and documentation in a fully onsite environment.