Principal Network Reliability Engineer

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📍 DUBLIN, Ireland

About this role

The Oracle Cloud Infrastructure (OCI) delivers mission-critical applications for top tier enterprises around the world. Our cloud offers unmatched hyper-scale, multi-tenant services deployed in more than 40 regions worldwide.


The mission of our Network Reliability Engineering team is to provide services that allow our customers to drive operational excellence in OCI networks at scale. Our customers want auto-remediation of incidents, touchless and automated operations such as upgrading 1000s of devices and pushing configuration changes safely, adding network capacity seamlessly. We help Oracle build best-in-class network automation services to meet our customers' needs.
 

As a Principal Network Reliability Engineer, you will be responsible for helping design, build, test, deploy and operate highly scalable solutions to support Oracle’s next-generation Cloud Infrastructure. You should be comfortable with building within complex distributed systems involving the management of 1000s of devices. You should be a rock-solid coder with a strong understanding of networking and distributed systems. You should value simplicity and scale, work comfortably in a collaborative, agile environment, and be excited to learn. You should also be able to manage multiple projects and priorities in a fast-paced environment, be results-driven, and thrive even when faced with ambiguity and uncertainty. Most importantly, you should be a team player, someone who is eager to learn, and willing to do whatever it takes to help the team succeed.

Career Level - IC4

In this role you will work with Network Reliability Engineering (NRE) team on the shared full stack ownership of a collection of services and/or technology areas. Understand the end-to-end configuration, technical dependencies, and overall behavioral characteristics of production services. Responsible for the design and delivery of the mission critical stack, with focus on security, resiliency, scale, and performance. Authority for end-to-end performance and operability. Partner with development teams in defining and implementing improvements in service architecture. Articulate technical characteristics of services and technology areas and guide Development Teams to engineer and add premier capabilities to the Oracle Cloud service portfolio. Understand and communicate the scale, capacity, security, performance attributes, and requirements of the service and technology stack. Demonstrate clear understanding of automation and orchestration principles. Act as ultimate escalation point for complex or critical issues that have not yet been documented as Standard Operating Procedures (SOPs). Utilize a deep understanding of service topology and their dependencies required to troubleshoot issues and define mitigations. Understand and explain the affect of product architecture decisions on distributed systems. Professional curiosity and a desire to a develop deep understanding of services and technologies.

Required Qualifications:
•    5+ years of experience in network and software development
•    Proficiency with Java/Python/C++ and Object Oriented programming
•    Proficiency with network technologies and protocols (TCP/IP, BGP, OSPF, MPLS, etc.)
•    Excellent knowledge of basic data structures, search/sort algorithms
•    Excellent organizational, verbal, and written communication skills
•    Bachelor’s degree in Computer Science or a related field

Preferred Qualifications:
•    Knowledge of cloud computing & networking technologies
•    Experience developing service-oriented systems, REST, python
•    Experience developing network automation or device management solutions
•    Experience working in a network support role
•    Experience working in a large ISP or cloud provider environment
•    Experience with network modeling and programming – YANG, OpenConfig, NETCONF
•    Experience with Jira, Confluence, BitBucket
•    Knowledge of Scrum & Agile Methodologies
•    Masters / Ph.D. in Computer Science

Only Oracle brings together the data, infrastructure, applications, and expertise to power everything from industry innovations to life-saving care. And with AI embedded across our products and services, we help customers turn that promise into a better future for all. Discover your potential at a company leading the way in AI and cloud solutions that impact billions of lives.

True innovation starts when everyone is empowered to contribute. That’s why we’re committed to growing a workforce that promotes opportunities for all with competitive benefits that support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_mb@oracle.com or by calling 1-888-404-2494 in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.

Frequently Asked Questions

Is the salary disclosed for the Principal Network Reliability Engineer position at Oracle?
The salary for this Principal Network Reliability Engineer role at Oracle is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Principal Network Reliability Engineer position at Oracle located?
This Principal Network Reliability Engineer role at Oracle is based in DUBLIN, Ireland. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
How do I apply for the Principal Network Reliability Engineer position at Oracle?
Click the "Apply Now" button on this page. You will be redirected to Oracle's official application portal hosted on oraclecloud where you can submit your application directly.
When was the Principal Network Reliability Engineer job at Oracle posted?
This Principal Network Reliability Engineer position at Oracle was posted on Sep 22, 2026. Apply as soon as possible — early applications are often reviewed first.
Principal Network Reliability Engineer
Oracle
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