Network Engineer

Rakuten Symphony is reimagining telecom, changing supply chain norms and disrupting outmoded thinking that threatens the industry’s pursuit of rapid innovation and growth. Based on proven modern infrastructure practices, its open interface platforms make it possible to launch and operate advanced mobile services in a fraction of the time and cost of conventional approaches, with no compromise to network quality or security. Rakuten Symphony has operations in Japan, the United States, Singapore, India, South Korea, Europe, and the Middle East Africa region. For more information, visit: https://symphony.rakuten.com

Building on the technology Rakuten used to launch Japan’s newest mobile network, we are taking our mobile offering global.

To support our ambitions to provide an innovative cloud-native telco platform for our customers, Rakuten Symphony is looking to recruit and develop top talent from around the globe. We are looking for individuals to join our team across all functional areas of our business – from sales to engineering, support functions to product development.

Let’s build the future of mobile telecommunications together!

About Rakuten Rakuten Group, Inc. (TSE: 4755) is a global leader in internet services that empower individuals, communities, businesses and society. Founded in Tokyo in 1997 as an online marketplace, Rakuten has expanded to offer services in e-commerce, fintech, digital content and communications to approximately 1.5 billion members around the world. The Rakuten Group has over 27,000 employees, and operations in 30 countries and regions. For more information visit https://global.rakuten.com/corp/.

Responsibilities:

- Configure, deploy, Implement and maintain F5 BIG-IP appliances/virtual editions.

- Work closely with application, network, and security teams to support new deployments.

- Perform upgrades, patches, and lifecycle maintenance of F5 systems.

- Troubleshoot network issues related to F5.

- Develop automation scripts using iRules and Python.

- Maintain detailed documentation and prepare QA reports.

Requirements:

- Proven experience as an F5 Engineer or similar role. 10-12 Years of experience in industry.

- F5 Engineer is responsible for designing, implementing, administering, and supporting F5 network and security solutions—primarily BIG-IP modules.

- Hands-on experience with F5 BIG-IP LTM, GTM/DNS, ASM, APM.

- Hands-on experience of F5 TMOS version upgrades and troubleshoot complex layer 4–7 application delivery issues.

- Proficiency in network protocols (TCP/IP, DNS, SSL, NAT, IPsec).

- Strong knowledge of iRules and automation tools.

- F5 server deployment, configuration based on requirements.

- F5 Certified BIG-IP Administrator (preferred).

Nice-to-Have:

- Network certifications (e.g., CCNA, CCNP).

- Basic knowledge of Linux , Shell script

- Basic knowledge of Kubernetes.

- Experience with cloud-based load balancing (AWS, Azure).