
Real job — pulled straight from Oracle’s careers page · Verified November 3, 2026 · No reposts.
Job description
Oracle is hiring a Principal Network Developer — a full-time, based in Singapore role. Apply directly on Oracle's careers page below.
Principal Network Developer
Location: Singapore
What You'll Do
As a Principal Network Development Engineer within Oracle Cloud Infrastructure (OCI) Network Reliability Engineering (NRE), you will help ensure the reliability, scalability, and operational excellence of one of the world's largest cloud networks. You will work on complex network infrastructure challenges, develop automation to improve operational efficiency, and collaborate across engineering and operations teams to deliver highly available cloud services.
Key Responsibilities
- Maintain and improve the availability, performance, and reliability of OCI network services.
- Diagnose, troubleshoot, and resolve complex network incidents across large-scale cloud environments.
- Design and develop automation and tooling to eliminate repetitive operational tasks and prevent recurring issues.
- Review and contribute to network architecture, service design, and lifecycle management initiatives.
- Participate in network deployment, expansion, and upgrade projects.
- Support engineering, operations, and partner teams during incident response and service restoration activities.
- Lead operational excellence initiatives, including runbook development, process improvement, and operational readiness reviews.
- Mentor engineers, support onboarding efforts, and contribute to technical interviews and hiring activities.
- Represent the team in cross-functional reviews, governance meetings, and vendor engagements.
Technical Qualifications
Networking
- Expert-level knowledge of routing and networking protocols including BGP, OSPF, IS-IS, TCP/IP, IPv4, IPv6, DNS, DHCP, and MPLS.
- Strong hands-on experience with at least three of the following technologies:
- Juniper
- Cisco
- Arista
- InfiniBand
- Firewalls
- Data center switching platforms
- Circuit management technologies
- Proven ability to analyze network telemetry, identify root causes, and resolve complex service-impacting issues.
- Experience operating large-scale ISP, hyperscale cloud, or enterprise network environments.
- Familiarity with merchant silicon networking platforms such as Broadcom and Mellanox.
- Industry certifications (CCNP, CCIE, JNCIP, JNCIE, or equivalent) are advantageous.
GPU, RDMA & High-Performance Networking
- Experience supporting GPU-based infrastructure and AI/ML networking environments.
- Knowledge of RDMA technologies and lossless network architectures.
- Hands-on experience with InfiniBand and High-Performance Computing (HPC) environments is highly desirable.
Automation & Software Development
- Develop and maintain automation solutions to improve operational efficiency and service reliability.
- Build scripts and tooling to automate routine operational tasks and troubleshooting workflows.
- Experience with one or more of the following:
- Python
- Ansible
- Puppet
- SQL
- Infrastructure automation frameworks
Project & Technical Leadership
- Lead technical initiatives that improve operational processes, tooling, documentation, and service reliability.
- Drive the development and continuous improvement of runbooks, procedures, and operational standards.
- Contribute to strategic planning and execution of short, medium, and long-term engineering objectives.
- Partner with senior engineering and operational leaders to deliver critical infrastructure programs.
Preferred Experience & Attributes
- Bachelor's degree in Computer Science, Engineering, or a related discipline, or equivalent practical experience.
- Extensive experience supporting large-scale network infrastructure in 24x7 production environments.
- Strong understanding of incident management, operational excellence, and service restoration practices.
- Excellent analytical, organizational, and problem-solving skills.
- Strong written and verbal communication skills with the ability to influence technical and non-technical stakeholders.
- Self-motivated, proactive, and comfortable operating in fast-paced, mission-critical environments.
- Willingness to participate in an on-call or rotational support model as required.
Leadership Expectations
- Act as a technical leader within the organization, driving operational improvements and engineering best practices.
- Collaborate closely with shift leads, engineering teams, and management to ensure successful service delivery.
- Identify opportunities to improve team effectiveness through process optimization, automation, and innovation.
- Drive compliance reviews, runbook audits, and operational governance activities.
- Support recruitment, interviewing, mentoring, and development of junior engineers.
- Foster strong partnerships across OCI service teams to ensure consistent and scalable operational processes.
About Us
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.
We are seeking a highly skilled Network Development Engineer to join our Network Reliability Engineering (NRE) team. In this role, you will design, build, and enhance the core network services that power Oracle Cloud Infrastructure (OCI), operating on a key cloud environment in Singapore. You will be responsible for solving complex infrastructure and cloud networking challenges, driving service reliability and performance, and developing automation and engineering solutions that eliminate recurring issues. This is an opportunity to work with cutting-edge technologies while shaping the resilience and scalability of one of the world’s leading cloud platforms.Get Principal Network Developer jobs like this→
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Frequently asked questions
What skills are required for Principal Network Developer at Oracle?
The required skills for Principal Network Developer at Oracle include: BGP, OSPF, TCP/IP, DNS, DHCP, Python, Ansible, Puppet, SQL.
What is the seniority level for Principal Network Developer at Oracle?
Principal Network Developer at Oracle is a Principal level position.
How do I apply for Principal Network Developer at Oracle?
You can view the full description and apply for Principal Network Developer at Oracle on EchoJobs: https://echojobs.io/job/oracle-principal-network-developer-wlbqh.