Principal System Architect

Nokia Corporation; Bengaluru; On-site; INR 4,000,000 - 6,000,000; Full time

Job summary

Nokia Corporation in Bengaluru, India, seeks a Principal System Architect to own WaveSuite's system architecture, drive end-to-end design, and translate customer needs into actionable R&D requirements.

You will mentor engineers across multiple Scrum teams, define interfaces, and lead strategic technical initiatives with domain experts and over 400 developers, in an agile environment.

Qualifications

• Define and refine both functional and non-functional requirements.
• Translate technical insights into actionable business requirements.
• Experience in SW and System Architecture and Systems Engineering.
• Experience with AI DLC and automation projects.
• Deep knowledge of Optical Networking (L0/L1/L2).
• Ability to guide cross-functional teams and ensure timely delivery.
• Knowledge of RESTful APIs, OpenAPI, gRPC; API best practices.
• Systems thinking with attention to detail.
• Excellent communication and leadership; fluent English.
• Participation in standardization efforts (ONF, MEF, TMF, IETF).
• Kubernetes/containerization and building API extensions.

Responsibilities

• System architecture ownership and end-to-end solution design.
• Derive product and R&D requirements from sales and customer input.
• Lead cross-functional technical initiatives across Scrum teams.
• Define interfaces across NMS/EMS/network elements.
• Review and approve designs and specifications.
• Mentor engineers and architects across teams.

Skills

System architecture ownership

End-to-end solution design

Requirements analysis & decomposition

Feature specification & SRD creation

Cross-functional technical leadership

Customer requirement analysis

Technical decision making & trade-off

Interface definition across NMS/EMS/网络

Review & approval of designs

Technical leadership across multiple S

Mentoring engineers & architects

Education

Bachelor's or Master's in Telecommunications/Electrical Eng or CS

Tools

Kubernetes

OpenAPI

gRPC

Job description

Job Summary

As the Principal System Architect, you will be at the forefront of our R&D efforts, contributing to the analysis and specification of key features for our WaveSuite product. Working closely with a team of domain experts and over 400 SW developers, you will own the system architecture, lead cross-functional technical initiatives, and ensure the successful delivery of high-quality solutions. Your customer-centric mindset and ability to engage with key partners will be instrumental in driving the success of our products.

How you will contribute and what you will learn

• Seeking highly skilled R&D architect and systems engineer to contribute to analysis and specifications of features and components of our Network Management and Control Systems (WaveSuite).
• Working in a team of Optical and Telecommunications domain experts supporting a team of >400 SW developers and testers
• Working in an agile Scrum setup for SW development
• Customer focused mindset, adaptable and ability to drive engagement and collaboration with key Services Practices and Business partners
• Deriving product and R&D requirements from feature requests discussed with Sales and PLM teams as well as with customers and communicate them to the R&D teams
• The role includes
  • System architecture ownership
  • End-to-end solution design
  • Requirements analysis and decomposition
  • Feature specification and SRD creation
  • Cross-functional technical leadership
  • Customer requirement analysis
  • Technical decision making and trade-off analysis
  • Interface definition across NMS/EMS/network elements
  • Review and approval of designs and specifications
  • Technical leadership across multiple Scrum teams
  • Mentoring engineers and architects

Qualifications

• Bachelor's or Master's degree in Telecommunications/Electrical engineering or Computer Science with >10y or Experience in the TelCo domain
• Requirements Engineering: You can define and refine both functional and non-functional requirements to ensure clear product goals.
• Translate complex technical insights into clear, actionable business requirements for internal teams and stakeholders
• Experience in SW and System Architecture and Systems Engineering
• Experience with AI DLC, agentic AI harnesses as well as automation projects
• Optical Networking: You have deep knowledge on L0/L1/L2 networks and and ideally some experience on how to operate and manage transport networks
• Guide and engage with cross-functional teams, ensuring high-quality and timely solution delivery
• Restful API definition: knowledge on OpenAPI, gRPC and general API best practices (like TAPI, OpenConfig)
• Systems Thinking & Detail Orientation: You can see the big picture and pay attention to the details, ensuring complex systems are built with precision and reliability.
• Communication & Leadership: You are an excellent communicator, able to deliver presentations and detailed specifications. You are fluent in English and have a collaborative approach
• Standardization: You should be able to follow up with and contribute to standardization (ONF, MEF, TMF, IETF)
• Kubernetes/Containerization: You deeply understand container technology and Kubernetes, including building API extensions to manage complex applications.
• Distributed Systems: You have 10+ years of experience architecting and scaling resilient, high-performance distributed systems, ideally in observability or data-driven products.
• Cloud-Native & DevOps: You have a foundation in cloud-native and DevOps practices, including CI/CD, infrastructure as code, system reliability, root cause analysis, and performance optimization.
• Cloud Engineering: You have cloud engineering skills with experience deploying in both on-prem and public cloud environments.