Cadence is a leading electronic design automation company with over 30 years of expertise.
Job Title
Staff Network Engineer
Location
Cork, Ireland
Reports To
Sr IT Architect
Job Overview
We are looking for a senior network engineer with strong hands-on experience across routing and switching, WAN, VPN, NAC, and load-balancing technologies.
In this role, you will design, deliver, and support resilient global network infrastructure that enables Cadence's business and engineering teams worldwide.
Job Responsibilities
Partner with business and technology teams to understand organisational needs and translate them into scalable, secure network designs.
Design, plan, implement, and support global data centre and enterprise campus networks.
Lead and contribute to multiple high-impact initiatives in parallel, including large-scale network transformation programmes.
Act as a senior escalation point for complex network issues, providing deep technical analysis and resolution.
Design, configure, and support edge networks, WAN/MPLS environments, and cloud connectivity.
Improve operational efficiency through network automation, documentation, and enablement of the NOC team (e.g. runbooks, knowledge base, ticket trend reduction).
Proactively identify risks, gaps, and improvement opportunities across the network estate.
Define, audit, and evolve standards, best practices, and operating procedures for network technologies.
Required Skills & Experience
Extensive hands-on experience designing, implementing, and supporting production data centre and enterprise campus networks in a customer-facing or mission-critical environment.
Strong understanding of core networking protocols and concepts (e.g. TCP/IP, BGP, OSPF).
Proven experience with routing, switching, firewalls, and network security principles, including Network Access Control (NAC).
Demonstrated expertise in at least two of the following areas: Cisco Remote Access & Site-to-Site VPN, Aruba ClearPass NAC, F5 Load Balancers.
Experience designing and supporting site-to-site and remote access VPNs, modern switching platforms, and firewall technologies.
Hands-on experience integrating on-premise networks with cloud platforms such as AWS or Azure.
Practical experience with network automation using tools or languages such as Python, Ansible, or Terraform.
Strong analytical and troubleshooting skills, with the ability to resolve complex, high-impact network issues.
Experience delivering and managing mission-critical infrastructure projects.
Excellent communication, documentation, and organisational skills, with a high level of professionalism.
Additional Experience (Nice-to-have)
Experience working in multi-vendor environments (e.g., Cisco, HPE, Aruba, Arista).
Experience enhancing network observability, monitoring, and security policy enforcement.
Prior involvement in global or highly distributed network environments.
Education & Certifications
Engineering degree or equivalent professional experience.
CCNP, CCIE, or equivalent expert-level networking certification.
Benefits
Competitive salary
25 days holiday per year
Private Medical and Dental plans
Income Protection and Life Insurance
Group Personal Pension Plan
Cycle to work scheme and gym subsidy
5 days paid time to volunteer to give back to our communities
Employee Stock Purchase Plan
Opportunity to work for a Great Place to Work & Fortune 100 organization
Cadence is committed to equal employment opportunity and employment equity throughout all levels of the organization.
We strive to attract a qualified and diverse candidate pool and encourage diversity and inclusion in the workplace.
All qualified applicants will receive consideration for employment without regard to race, color, sex, age, national origin, religion, sexual orientation, gender identity, status as a veteran, basis of disability, or any other protected class.
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