L3 Senior LAN Network Engineer - Cisco DNAC &

- Campus Infrastructure

JD

Key Responsibilities

Advanced LAN Support

- Act as L3 escalation point for critical LAN incidents.

- Perform advanced troubleshooting across campus networks.

- Support large-scale Cisco and Aruba switching environments.

- Troubleshoot complex routing and switching issues.

LAN Technologies

- Cisco Catalyst 9K

- Cisco Nexus

- Aruba CX

- HPE Comware

- SDA (Software Defined Access)

Cisco Catalyst Center (DNAC)

- Device onboarding and provisioning

- Assurance Management

- Software Image Management (SWIM)

- Template deployment

- Compliance management

- SDA operational support

Problem Management

- Lead Root Cause Analysis (RCA).

- Identify recurring infrastructure issues.

- Implement permanent corrective actions.

- Maintain technical knowledge articles.

Upgrade &

- Lifecycle Management

- IOS-XE upgrades

- Switch refresh initiatives

- Software lifecycle planning

- Validation and rollback testing

Capacity &





- Performance Management

- Capacity forecasting

- Utilization analysis

- Performance optimization

- Infrastructure modernization

Security &

- Compliance

- Vulnerability remediation

- Security advisory reviews

- Configuration compliance audits

- Network segmentation support

Automation

- Python scripting

- Ansible automation

- DNAC API integrations

Section Title: Skill Requirements

Skill Requirements

Required Skills

- Cisco Catalyst Center (DNAC)

- Cisco Catalyst 9K

- Cisco Nexus

- Aruba CX

- OSPF

- BGP

- EIGRP

- STP

- QoS

- SDA

- Cisco ISE

Experience

- 7-10 years of LAN Engineering experience.

- 3+ years supporting Cisco DNAC.

- Experience handling major incidents.

Preferred Certifications

- CCNP Enterprise

- Cisco SDA Specialization

- Aruba ACNP

- ITIL Foundation

📌 Network Engineer (Vitoria-Gasteiz)
🏢 Dabster
📍 Vitoria-Gasteiz