Find senior principal Jobs in cork, c

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Senior Data Centre Network Engineer - Cork, Ireland

Qualcomm -
Cork, County Cork

Apply Now

Job details

Benefits

Employee stock purchase plan
Bike to work scheme

Qualifications

Node.js
Kubernetes
Load balancing
Arabic
English
Bachelor's degree
SSL
BGP
DNS
Network architecture
Linux
TCP/IP
AI

Full job description

Company:

QT Technologies Ireland Limited

Job Area:

Information Technology Group, Information Technology Group > IT Networking

General Summary:

Job Description

Qualcomm is seeking a Senior Data Centre Network Engineer to help architect, design, implement, and operate Qualcomm’s data center networks, with a particular focus on high-performance networking for AI/GPU workloads. This role is based in Cork, acting as a key technical leader and escalation point for large-scale, mission-critical network services and regional buildouts, including hands-on engagement and travel to Saudi Arabia.

The successful candidate will bring deep expertise in modern data center networking (leaf-spine fabrics, routing, segmentation, load balancing, automation) and strong operational rigor.

Travel: International travel required — including Saudi Arabia (willingness and no travel restrictions required )

Key Responsibilities

Data Centre Network Architecture & Engineering

Architect, design, and implement leaf-spine data center networks and related services to support large-scale compute, storage, and engineering environments

Own L2/L3 network design and operation across critical protocols/technologies such as BGP, STP, QoS, MLAG/ vPC /CLAG, EVPN, VXLAN.

Drive network lifecycle management: scaling, upgrades, capacity planning, refreshes, and risk-managed change execution.

Application Delivery / Load Balancing (where applicable)

Design and support application delivery / load balancing architectures including local and global (GSLB), with strong understanding of PKI/SSL, SSL offload , DNS impacts to application delivery.

AI / GPU Networking (Preferred Focus Area)

Contribute to network designs that enable AI/ML training and inference at scale, emphasizing high bandwidth and low latency connectivity for GPU clusters.

Apply knowledge of AI/GPU networking concepts and technologies such as RDMA, RoCE, and high-speed Ethernet (e.g., 400G/800G roadmaps), and how network bottlenecks impact distributed training/inference performance.

Partner with infrastructure teams to validate and improve architectures supporting multi-node GPU workloads and scalable cluster growth.

Automation, Observability & Operational Excellence

Improve reliability and operational efficiency through automation/orchestration and network-as-code practices (e.g., pipelines, configuration standards , and repeatable deployments).

Lead complex troubleshooting (individual, group, vendor-assisted) and deliver durable root-cause fixes, with strong TCP/IP operations expertise .

Regional / International Support (Saudi Arabia Travel)

Provide on-site support when needed for deployments, cutovers, audits, and operational readiness activities in Saudi Arabia, collaborating with regional stakeholders and global teams.

Act as a senior escalation point across time zones; coordinate with vendors/partners as needed.

Required Qualifications

Senior: 7+ years in large enterprise/data center networking

Fluency in English required

Demonstrated experience designing/implementing leaf-spine data center networks in heterogeneous environments.

Expert knowledge of core DC networking and protocols/technologies including EVPN, VxLAN , BGP, L2/L3 operations, and large-scale troubleshooting.

Experience with application delivery / load balancing architectures and their security/crypto implications (PKI/SSL, SSL offload, DNS).

Willingness and no restrictions to travel internationally, including Saudi Arabia

Preferred skills

Fluency in Arabic

Kubernetes and container platforms

Linux operating systems

Server management ( p hysical and/or virtualized environments)

Where you will be working

Cork has a proud reputation as Ireland's second largest economic engine and is now one of the Top 20 location choices in Europe with 39,000 people being employed by over 170 overseas companies.
There's a growing diversity in the region with people from many nationalities relocating to Cork, relishing the opportunity to work and live in a location that offers an excellent quality of life.
A gateway to Europe, Cork airport provides access to almost 50 international destinations including transatlantic air routes.

Equal Opportunities

We are an Equal Opportunity employer; all qualified applicants will receive consideration for employment without regard to race, colour, religion, sexual orientation, gender identity, national origin, disability, veteran status, or any protected classification.

What's on Offer

Apart from working in an open, relaxed and collaborative space, you will enjoy:

Salary, stock and performance related bonus
Maternity/Paternity Leave
Employee stock purchase scheme
Matching pension scheme
Education Assistance
Relocation and immigration support (if needed)
Life, Medical, Income and Travel Insurance
Subsidised memberships for physical and mental well-being
Bicycle purchase scheme
Employee run clubs, including, running, football, chess, badminton + many more

Minimum Qualifications:

3+ years of Networked Systems-related work experience with a Bachelor's degree.

OR
5+ years of Networked Systems-related work experience without a Bachelor’s degree.

Physical Requirements:

Frequently transports and installs equipment up to 20 lbs.

*References to a particular number of years experience are for indicative purposes only. Applications from candidates with equivalent experience will be considered, provided that the candidate can demonstrate an ability to fulfill the principal duties of the role and possesses the required competencies.

Applicants : Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail [email protected] or call Qualcomm's toll-free number found here . Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities. (Keep in mind that this email address is used to provide reasonable accommodations for individuals with disabilities. We will not respond here to requests for updates on applications or resume inquiries).

Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law.

To all Staffing and Recruiting Agencies : Our Careers Site is only for individuals seeking a job at Qualcomm. Staffing and recruiting agencies and individuals being represented by an agency are not authorized to use this site or to submit profiles, applications or resumes, and any such submissions will be considered unsolicited. Qualcomm does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to our jobs alias, Qualcomm employees or any other company location. Qualcomm is not responsible for any fees related to unsolicited resumes/applications.

If you would like more information about this role, please contact Qualcomm Careers .

Apply Now

Refine Your Search

senior principal jobs in cork, c

Senior Data Centre Network Engineer - Cork, Ireland

Audit Senior (Cork)

Principal Cybersecurity Architect / Cybersecurity Strategist

Senior Principal Analog / Mixed-Signal Design Engineer

Senior Salesforce Systems Analyst - Cork, Ireland

Principal Environmental Scientist

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Senior Engineer - AI/Machine Learning R&D - Cork, Ireland

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Senior Staff Engineer in Microcontroller Sub-System Verification- Cork, Ireland

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Senior Staff Microcontroller Sub-System Design Engineer - Cork, Ireland

Product Security Engineer, Senior - Vulnerability Management Research and Automation - Cork, Ireland

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Senior Staff Software Engineer/Architect - Runtime Engineer

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