Senior Enterprise Network Architect – Data Center & WAN

Cadence Design Systems; Dublin; On-site; EUR 120,000 - 160,000; Full time

Benefits offered by this job

25 days holiday

Private healthcare

Life insurance

Pension plan

Cycle to work

Gym subsidy

Volunteer days

Stock Purchase Plan

Job summary

Cadence Design Systems is seeking a Senior Staff Network Engineer to design, deploy, and operate Cadence’s global enterprise network across data centres, campus environments, and WAN. You will lead high-impact network initiatives with cross-functional IT and Security teams, delivering secure, highly available connectivity.

The role requires deep technical expertise, strong operational discipline, and the ability to drive complex programs from design through Day 2 operations, with awareness of

Qualifications

• 12–15 years of experience in enterprise network architecture, design, deployment, and operations.
• Bachelor’s degree in Computer Science, Engineering, or related field.
• Cisco certification required (CCNP preferred; CCIE a strong plus).

Responsibilities

• Design and deliver scalable data centre and campus network solutions using Cisco, Arista, HPE, and Aruba platforms.
• Support WAN operations including internet edge and SD-WAN integrations.
• Lead complex troubleshooting and root-cause analysis; implement preventive changes.
• Partner with IT and Security teams to deliver cross-domain initiatives.
• Establish and maintain network documentation, diagrams, standards, and runbooks.
• Operationalise solutions for Day 2 operations, including monitoring, capacity planning, and change processes.
• Communicate status, risks, and trade-offs to stakeholders; manage multiple initiatives.

Skills

Network architecture

CCNP

CCIE

Routing protocols

Network security

SD-WAN

Network automation

Scripting

Education

Bachelor's degree

Tools

Cisco IOS

Arista

HPE Ar u ba

Job description

Cadence Design Systems is seeking a Senior Staff Network Engineer to design, deploy, and operate Cadence’s global enterprise network across data centres, campus environments, and WAN. You will lead high-impact network initiatives with cross-functional IT and Security teams, delivering secure, highly available connectivity.

The role requires deep technical expertise, strong operational discipline, and the ability to drive complex programs from design through Day 2 operations, with awareness of