Nokia · 6 days ago
Optical Coherent Systems Modeling Engineer
San Jose, CA
Full-time
Onsite
New Grad, Entry Level
0+ years expNokia is seeking a Coherent Optical System Architect to join their Optical Systems Group. The engineer will focus on developing coherent MODEMs and maintaining simulation environments that guide design decisions and optimize system performance.
ElectronicsEnterprise SoftwareInternet of ThingsMobile DevicesTelecommunications
Responsibilities
Contributing to the development of leading coherent MODEMs based on Infinera's next-generation coherent photonic integrated circuits (PICs)
Developing and maintaining state-of-the-art simulation environments that guide Nokia’s MODEM design including its digital, analog and optical sub-systems
Modeling and systematic breakdown of all MODEM impairments with continuous alignment to experimental measurements of early prototype hardware
Guiding major design decisions and serving as invaluable feedback to cross-functional design teams throughout the entire development cycle of Nokia’s next generation optical engines
Understanding and making tradeoffs between optical, electrical, and digital capabilities in order to optimize the overall vertically integrated system performance
Evaluating the effectiveness of state-of-the-art digital signal processing algorithms and estimating the impact of transistor-level design choices in analog circuits
Projecting the reach of our optical engines based on various linear and nonlinear impairments of the optical fiber channel and deployed line-systems
Assisting in design, finding relationships between low level hardware specifications and its system level impact, and optimizing performance-critical aspects to maximize overall modem performance
Presenting results internally and documenting as electrical and optical performance specifications for next-generation platforms
Engaging in external and customer-facing interactions, discussing expected improvements of our next-generation engines on customer networks
Qualification
Required
PhD. in Electrical Engineering or Applied Physics with 0- 3 years of industrial or academic experience in optical communications, photonics, high speed electronics or systems
Fundamental understanding of optical communication systems, DWDM transmission systems, fiber transmission penalties, photonic integrated components, electronic (integrated) circuits, and signal analysis and processing
Experience and a strong mathematical understanding of the analytical and numerical modelling of system-level optical communication systems and components
Extensive understanding of coherent communications systems, including experience with QPSK, 16QAM, and 64QAM, as well as coding and forward error correction algorithms
Experience characterizing high-speed RF and mm-wave interconnects, amplifiers, and components such as S parameter, jitter, ENOB, nonlinear compression and their system implications
Experience in the characterization and modeling of various linear and nonlinear signal impairments, e.g., filtering, noise, nonlinear amplitude and phase distortions, dispersion etc
Programming experience in Matlab, Python, VB.net, or C desired
Company
Nokia
Nokia manufactures mobile devices, network infrastructure, and location-based technology for businesses. It is a sub-organization of Enscryb.
10001+ employees
H1B Sponsorship
Nokia has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (262)
2024 (264)
2023 (259)
2022 (250)
2021 (296)
2020 (287)
Funding
Current Stage
Public CompanyTotal Funding
$4.45BKey Investors
European Investment BankNVIDIANational Telecommunications and Information Administration
2025-12-16Post Ipo Debt· $511.84M
2025-10-28Post Ipo Equity· $1B
2025-06-30Post Ipo Debt· $1.76B
Leadership Team
Justin Hotard
President and CEO
Victoria Hanrahan
Chief of Staff to the CEO
Recent News
The Motley Fool
2026-01-12
2026-01-12
2026-01-09
Company data provided by crunchbase