In an increasingly connected world, the pandemic has highlighted just how essential telecom networks are to keeping society running. The Network Infrastructure group is at the heart of a revolution to connectivity, pushing the boundaries to deliver more and faster network capacity to people worldwide through our ambition, innovation, and technical expertise
Join Optical Networks division, where innovation meets scale in the AI-driven data center era. With the recent acquisition of Infinera, we’ve united two industry leaders to create an optical networking powerhouse—combining cutting-edge technology with proven leadership to redefine the future of connectivity.
As part of Nokia’s Optical Architecture group, you will have a unique opportunity to lead the design and architecture of novel optical DWDM communication systems. You will be responsible for architecting and implementing new optical hardware platforms in collaboration with our Systems Architecture, Systems Engineering and Software Development teams.
Your key responsibilities will include the technical leadership for a DWDM line system design, with following aspects:
Close alignment with Product Line Management on product requirements
Architecture of a DWDM line system considering fiber and line systems elements’ transmission characteristics, including signal power/OSNR evolution and fiber nonlinearities
Developing key hardware specifications and baseline designs for new optical line system cards including optical amplifiers, ROADMs and optical multiplexers
Owning the detailed hardware and software design documentation used by development, test and field teams. Reviewing with multi-site engineering teams
Supporting experimental analysis of component/module capabilities and technological feasibility of new platforms
Demonstration of new optical transmission technologies to key customers
Excellent foundational knowledge of DWDM systems, transmission fiber effects and how to consider them in a DWDM system design
Deep technical knowledge of DWDM transmission system hardware, including EDFAs, Raman amplifiers, ROADMs, and multiplexers technologies.
Experience with long haul optical link design including power budgets, OSNR calculations, and transmission penalties
Knowledge of advanced coherent modulation formats including practical experience with their transmission in long haul systems
Excellent communication and presentation skills
Highly motivated team player adept at cross-functional, cross-cultural and international teamwork
Education & Experience Requirements:
Ph.D. in Optics/Engineering/Physics + minimum 8 years of relevant work experience
M.Sc. in Optics/Engineering/Physics + minimum 12 years of relevant work experience
Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.
Our recruitment process
We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.
If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.
The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia.
Skills Required
- Ph.D. in Optics/Engineering/Physics or M.Sc. in Optics/Engineering/Physics
- Minimum 8 years of relevant work experience with Ph.D. or 12 years with M.Sc.
- Excellent foundational knowledge of DWDM systems
- Deep technical knowledge of DWDM hardware including EDFAs and amplifiers
- Experience with long haul optical link design
- Knowledge of advanced coherent modulation formats
- Excellent communication skills
Nokia Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Nokia and has not been reviewed or approved by Nokia.
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Equity Value & Accessibility — Equity programs include a global employee share purchase plan with company matching and multi‑year share awards. These mechanisms broaden participation and tie rewards to long‑term outcomes.
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Healthcare Strength — Health coverage includes major medical plans with supplementary options such as vision, legal services, and care navigation. The range of offerings indicates comprehensive support for medical needs.
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Parental & Family Support — A global policy grants paid leave for new parents regardless of gender and provides structured return‑to‑work support. Company‑paid life insurance further strengthens family protection across regions.
Nokia Insights
What We Do
At Nokia, we create technology that helps the world act together. As a trusted partner for critical networks, we are committed to innovation and technology leadership across mobile, fixed and cloud networks. We create value with intellectual property and long-term research, led by the award-winning Nokia Bell Labs. Adhering to the highest standards of integrity and security, we help build the capabilities needed for a more productive, sustainable and inclusive world.
