CrawlJobs Logo

Principal Optical Engineer

United States, Redmond 139900.00 - 274800.00 USD / Year · Job Posted February 13, 2026
Apply Position
Job Link Share

Job Description

Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering (SCHIE) is the team behind Microsoft’s expanding Cloud Infrastructure and responsible for powering Microsoft’s “Intelligent Cloud” mission. SCHIE delivers the core infrastructure and foundational technologies for Microsoft's over 200 online businesses including Bing, MSN, Office 365, Xbox Live, Teams, OneDrive, and the Microsoft Azure platform globally with our server and data center infrastructure, security and compliance, operations, globalization, and manageability solutions. Our focus is on smart growth, high efficiency, and delivering trusted experience to customers and partners worldwide and we are looking for passionate engineers to help achieve that mission. As Microsoft's cloud business continues to grow the ability to deploy new offerings and hardware infrastructure on time, in high volume with high quality and lowest cost is of paramount importance. To achieve this goal, the Cloud Hardware Systems Engineering (CHSE) team is instrumental in defining and delivering operational measures of success for hardware manufacturing, improving the planning process, quality, delivery, scale and sustainability related to Microsoft cloud hardware. We are looking for seasoned engineers with a dedicated passion for customer focused solutions, insight and industry knowledge to envision and implement future technical solutions that will manage and optimize the Cloud infrastructure. We are looking for a Principal Optical Engineer to join the System Design team.

Job Responsibility

  • Act as a subject matter expert and lead architect in rack-scale fiber-optic infrastructure and cabling driving planning, architecture, innovation, partnerships, and development
  • Develop comprehensive rack-scale fiber-optic management solutions and standards
  • Actively involve in all emerging state-of-the-art AI systems/platforms with optical contents inside racks
  • Own most of internal dev lifecycle documentation across proof of concept, product requirements, statement of works, EV/DV/PV, L10/L11 installation & build manual, and operational guidelines
  • Partner with internal cross-functional teams, fiber optics suppliers and system integrators to ensure efficient, and reliable integration of fiber-optic infrastructure into compute and switch racks
  • Manage and drive the suppliers to develop new fiber-optic building blocks to enable sustainable scaling of fiber-optic infrastructure for AI platforms
  • Assist data center operation team on troubleshooting and remediation recommendations issues after production
  • Drive the technology roadmap, technology/product readiness criteria, and intercept plans in the context of rack-scale fiber-optic infrastructure
  • Fill the domain knowledge gaps in fiber optics across cross-functional teams

Requirements

  • Master's Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 7+ years technical engineering experience
  • OR Bachelor's Degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, or related field AND 8+ years technical engineering experience
  • OR equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements
  • Must pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter

Nice to have

  • Doctorate Degree in Electrical Engineering, Optical Engineering, Mechanical Engineering, or related field AND 6+ years of technical engineering experience
  • OR Master's Degree in Electrical Engineering, Optical Engineering, Mechanical Engineering, or related field AND 8+ years of technical engineering experience
  • OR Bachelor's Degree in Electrical Engineering, Optical Engineering, Mechanical Engineering, or related field AND 12+ years of technical engineering experience
  • OR equivalent experience
  • Proven experience in architecture, design, and/or implementation of high-density fiber-optic components and/or the passive fiber infrastructure for hyper-scale data centers
  • Experience working directly with hyperscalers or rack-level system integrators
  • Proven understanding and insight of both active and passive optical interconnect technologies and associated supplier landscapes for hyper-scale cloud/AI infrastructure
  • Hands-on testing and validation experience in active and passive fiber optic components and end-to-end fiber links
  • The ability to conduct a systematic Failure Analysis to evaluate the cause of failures and define approaches for corrective actions
  • Knowledge of optical interconnects and L0-L2 data center networking
  • Demonstrated cross‑functional leadership and communication skills
  • Proven analytical and problem-solving skills with a focus on performance optimization
  • Proven intellectual curiosity and a passion for challenging the status quo and driving disruptive innovation
  • Knowledge and experience of Fiber Optics including related tools, devices, processes, design, operations, or manufacturing
  • Knowledge of Optical Engineering and Optical Engineering concepts, testing procedures, standards, tools and appropriate analysis methods

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Principal Optical Engineer

8 matching positions

Principal Optical Packaging Engineer

At Microsoft Research, we are shaping the future of AI infrastructure by pursuin...
Location
Location
United Kingdom , Cambridge
Salary
Salary:
Not provided
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Master’s or PhD’s degree in Electrical Engineering, Photonics, Materials Science, or a related field
  • Proven industry experience in wafer/panel level and advanced packaging with a strong focus on optical packaging, Co-packaged optics (CPO) or closely related technologies
  • Hands-on experience with: Optical module or CPO packaging design
  • Fiber attach / optical coupling techniques
  • High-speed interconnect packaging and signal integrity considerations
  • Strong understanding of system-level trade-offs (electrical, optical, thermal, mechanical)
  • Ability to operate effectively in a multi-disciplinary environment
  • Excellent communication skills in English, both written and spoken, including the skill to clearly communicate technical results and justify assumptions to diverse technical audiences
Job Responsibility
Job Responsibility
  • CPO Architecture & Packaging Co-Design - Lead the design and development of packaging architectures for co-packaged optics, including integration of photonic devices, ASICs, and interposers
  • Advanced Packaging Development - Define and prototype packaging solutions leveraging technologies such as 2.5D/3D integration (e.g., FOWL, CoWoS, EMIB, SOIC/HB etc), fiber attach, optical coupling, and thermal management
  • Optical Assembly & Alignment Strategy - Develop scalable optical assembly processes, including alignment tolerances, passive/active alignment strategies, and manufacturability trade-offs
  • Cross-Disciplinary Co-Design - Work closely with photonics, electronics, and system teams to co-optimize packaging, signal integrity, power delivery, and thermal performance
  • Partner Engagement & Technology Transfer - Collaborate with Tier-1 suppliers and ecosystem partners to realize packaging solutions and drive technology towards production readiness
  • Prototyping, Validation & Iteration - Build and evaluate prototypes, identify key failure modes, and iterate designs based on measurement data and system-level constraints
  • Fulltime
Read More
Arrow Right

Principal Software Engineer

The Substrate Transport team builds and operates the global messaging platform t...
Location
Location
Czech Republic , Multiple Locations
Salary
Salary:
Not provided
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience
  • Experience leading architecture and delivery for large-scale distributed cloud services, high-throughput messaging platforms, email transport, service-to-service communications, or comparable mission-critical infrastructure
  • Experience driving multi-year technical initiatives across teams or organizations, including dependency alignment, architecture tradeoffs, measurable milestones, and sustained delivery through ambiguity
  • Experience with AI-assisted engineering workflows, with demonstrated judgment around Responsible AI, validation, controls, and quality ownership for AI-generated assets
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.
Job Responsibility
Job Responsibility
  • Lead architecture, design, and implementation for complex Substrate Transport modernization work, including cloud-native platform capabilities, and integration with Exchange Online and broader M365 service dependencies
  • Partner with product managers, technical program managers, security/privacy experts, customer escalation teams, and partner engineering teams to determine requirements, validate feasibility, and translate ambiguous customer and service needs into clear technical direction and executable milestones
  • Own and broker cross-team architecture decisions across upstream and downstream dependencies, ensuring designs meet performance, scalability, resiliency, disaster-recovery, cost, security, privacy, compliance, and accessibility expectations
  • Lead by example in producing extensible, maintainable, well-tested, secure, performant code and reviewing code and test code for diagnosability, reliability, maintainability, security risks, compliance issues, and appropriate test coverage
  • Define and use the right optics, quality metrics, telemetry, dashboards, and feedback loops to guide technical decisions, measure customer value, identify risks early, and improve service health and engineering outcomes
  • Drive safe-change practices including feature flags, flighting, experimentation, deployment automation, rollback strategies, production-like validation, and secure dependency management to minimize customer impact and accelerate recovery
  • Lead live-site engineering for a globally distributed service: act as a designated responsible individual when needed, improve troubleshooting guides, reduce recurring incidents, drive retrospectives and repair items, and strengthen monitoring and operational readiness
  • Apply AI-native development practices responsibly, including appropriate controls over AI-generated requirements, designs, code, tests, and operational assets
  • evaluate AI tools and practices that improve engineering productivity and quality
  • Mentor and coach engineers across the team, build shared technical judgment, create clarity and energy, model Microsoft values and One Microsoft behaviors, and foster an inclusive environment where diverse perspectives improve product outcomes
  • Fulltime
Read More
Arrow Right

Principal Software Engineer

Principal Software Engineer (NGFW Platform) – As a member of the Platform Softwa...
Location
Location
United States , Santa Clara
Salary
Salary:
147000.00 - 237500.00 USD / Year
paloaltonetworks.com Logo
Palo Alto Networks
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years experience in device drivers, platform software, hardware bring-up and support
  • Experience with Linux Kernel, DPDK, Platform and user-space drivers, FPGA, Firmware, PHY, Switch/Fabric SDK, Optics, Storage, POE controllers
  • Ability to go over different vendor specifications to get details on testing each components
  • Experience with fixed/chassis based appliances
  • Strong C coding/debugging skills
  • Strong scripting skills with bash and python
  • Experience with debugging Linux kernel performance, memory and platform boot-time issues
  • Ability to work well in a dynamic, fast-paced environment
  • Related programming experience required
Job Responsibility
Job Responsibility
  • Work with various stakeholders from diags, product design, software development and QA organization on delivery of platforms
  • Innovate new product features based on customer, partner, and technical support engineer feedback
  • Proactively identify product features that will differentiate from the competition
  • Troubleshoot changes to the product to ensure high quality output of product design
What we offer
What we offer
  • Restricted stock units
  • Bonus
  • Employee benefits (see link)
  • Fulltime
Read More
Arrow Right

Principal Software Engineer

ASML US brings together the most creative minds in science and technology to dev...
Location
Location
United States , San Jose
Salary
Salary:
223125.00 - 334688.00 USD / Year
asml.com Logo
ASML
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • M.S, and above in electrical engineering, physics, chemical engineering, IC manufacturing or process technology related field
  • Have >15 years semiconductor computational Lithography application experiences. product requirement analysis, system design, function development and customer promotion.
  • Knowledge of Advanced DUV process and NXE/EXE scanners. Optical physics (especially Fourier optics, EM theory), resist chemistry or etch mechanism.
  • Experiences of OPC (Optical Proximity Correction)recipe tuning, OPC tape out flow, ILT (Inverse Lithography Technology), resolution and process window enhancement, Computational geometrics principles.
  • Knowledge of semiconductor manufacturing processes, scanners and metrology tools is a plus.
Job Responsibility
Job Responsibility
  • Product engineering team owns product lifecycle from design, development, qualification to deployment and continue improvements
  • Product engineer owns application technical spec requirements and functional design for new product, integrate solutions with best practice and automation to maximize their value in different customer environments, and 2nd line product support
  • Analysis issue data to identify problems, conduct new product feasibility studies
  • Perform acceptance tests of the new products
  • Collect proof book data working with customers, and determine best practices for the products
  • Conduct key customer engagement project which need demonstrate the best performance of our product
  • Support ASML Brion’s on-site customer support engineers and be responsible for new product introductions, including educating on-site engineers about ASML Brion’s new products
  • Top level experts of OPC, also abundant knowledge in modeling, inspection and computational end-to-end flow optimization
  • Lead path finding to break key technical barriers, enable product roadmap and critical to business win
  • Lead high performance team to quickly deliver solutions to solve customer production issues in application level
What we offer
What we offer
  • medical, dental, vision, and basic life insurance
  • 401k plan
  • eight (8) hours of vacation leave every month
  • (13) paid holidays throughout the calendar year
  • Fulltime
Read More
Arrow Right

Principal Systems/Software Engineer

Principal Systems/Software Engineer. This role has been designed as ‘Hybrid’ wit...
Location
Location
India , Bangalore
Salary
Salary:
Not provided
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelors or masters degree in computer science or electronics or telecommunication engineering or similar discipline, with experience in networking and system software development
  • Proficiency in coding in C and C++ programming, Object-oriented analysis & design, data structures and system debugging skills
  • Must have thorough systems knowledge in fundamental OS concepts in Linux or similar OS, skills to debug hard system level issues
  • Deep understanding of hardware & system-level design for carrier-class software development
  • Proficiency with Linux device drivers, System bring up, and Linux kernel, Prior experience in working with large code-bases preferred
  • Strong technical, analytical, and problem-solving skills for resilient and performance enhancing software development is a must
  • Expertise in scripting technologies and techniques, familiarity with state-of-the-art devops methodologies and practices
  • Background in networking, embedded platform-software development preferred
  • Good articulation and presentation skills on technical topics and subjects
  • Thorough understanding of one or more of the following areas: Host Complex, System peripherals & Drivers: CPU complex (x86)
Job Responsibility
Job Responsibility
  • Design, develop, and maintain new features and enhancements for the SONiC network operating system platform
  • Troubleshoot, debug, and resolve issues within Platform System software and areas related to it
  • Collaborate closely with hardware engineers, QA/test teams, and other cross-functional partners to deliver end-to-end solutions
  • Participate in code reviews, contribute to architectural discussions, and lead documentation initiatives
  • Engage in initiatives which will add value to the products development for the Business Unit and to the Organisation as well.
What we offer
What we offer
  • Health & Wellbeing
  • Personal & Professional Development
  • Unconditional Inclusion
Read More
Arrow Right

Principal Systems/Software Engineer

Principal Systems/Software Engineer. This role has been designed as ‘Hybrid’ wit...
Location
Location
India , Bangalore
Salary
Salary:
Not provided
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelors or masters degree in computer science or electronics or telecommunication engineering or similar discipline, with experience in networking and system software development
  • Proficiency in coding in C and C++ programming, Object-oriented analysis & design, data structures and system debugging skills
  • Must have thorough systems knowledge in fundamental OS concepts in Linux or similar OS, skills to debug hard system level issues
  • Deep understanding of hardware & system-level design for carrier-class software development
  • Proficiency with Linux device drivers, System bring up, and Linux kernel, Prior experience in working with large code-bases preferred
  • Strong technical, analytical, and problem-solving skills for resilient and performance enhancing software development is a must
  • Expertise in scripting technologies and techniques, familiarity with state-of-the-art devops methodologies and practices
  • Background in networking, embedded platform-software development preferred
  • Good articulation and presentation skills on technical topics and subjects
  • Thorough understanding of one or more of the following areas: Host Complex, System peripherals & Drivers: CPU complex (x86)
Job Responsibility
Job Responsibility
  • Design, develop, and maintain new features and enhancements for the SONiC network operating system platform
  • Troubleshoot, debug, and resolve issues within Platform System software and areas related to it
  • Collaborate closely with hardware engineers, QA/test teams, and other cross-functional partners to deliver end-to-end solutions
  • Participate in code reviews, contribute to architectural discussions, and lead documentation initiatives
  • Engage in initiatives which will add value to the products development for the Business Unit and to the Organisation as well
What we offer
What we offer
  • Health & Wellbeing
  • Personal & Professional Development
  • Unconditional Inclusion
Read More
Arrow Right

Principal Sourcing Engineer - AI Scale Up & Switch

Microsoft’s Cloud business is expanding, and the Cloud Supply Chain (CSCP) organ...
Location
Location
United States , Redmond
Salary
Salary:
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Master's degree in Business, Supply Chain Management, Engineering, Materials Science, or related field AND 6+ years experience in procurement, supply chain, sourcing, engineering, operations, or relevant sales-related roles OR Bachelor's degree in Business, Supply Chain Management, Engineering, Materials Science, or related field AND 8+ years experience in procurement, supply chain, sourcing, engineering, operations, or relevant sales-related roles OR equivalent experience
  • Ability to meet Microsoft, customer and/or government security screening requirements are required for this role
  • These requirements include but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter
Job Responsibility
Job Responsibility
  • Act as a technical trusted advisor for AI scale-up and scale-out interconnect technologies, including high-speed Ethernet/ESUN, NVLink/NVSwitch-class fabrics, and emerging AI-optimized switching architectures
  • Partner with Azure engineering and and system architecture teams to translate AI workload requirements (latency, bandwidth, topology, power, reliability) into sourcing and supplier strategies
  • Evaluate next-generation technologies across switch silicon, optical/electrical interconnects, cables, transceivers, and system-level fabrics to inform Azure roadmaps
  • Lead deep technical engagements with strategic suppliers (switch silicon vendors, system OEMs/ODMs, optics providers, and emerging startups)
  • Drive supplier technical alignment with Azure requirements, including performance targets, feature roadmaps, power efficiency, manufacturability, and long-term scalability
  • Influence supplier roadmaps through early-stage co-development, design reviews, and proof-of-concept evaluations
  • Define sourcing strategies that balance performance, cost, capacity, resilience, and time-to-market
  • Identify and mitigate technology and supply risks, including single-source dependencies, yield constraints and ecosystem bottlenecks
  • Support make-vs-buy decisions and multi-vendor strategies for critical AI interconnect components
  • Serve as a bridge between engineering, operations, supply chain, finance, and executive stakeholders, providing clear technical guidance and trade-off analysis
  • Fulltime
Read More
Arrow Right

Principal System Embedded Engineer (SONiC)

Principal System Embedded Engineer (SONiC). We are seeking a talented and experi...
Location
Location
United States , Sunnyvale
Salary
Salary:
172000.00 - 349000.00 USD / Year
https://www.hpe.com/ Logo
Hewlett Packard Enterprise
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or a related field
  • Minimum of 10 years of work experience is required
  • With at least 1 year of hands-on SONiC development experience is must
  • Strong experience with the SONiC network operating system and architecture
  • Demonstrated feature contributions to the SONiC open-source community
  • Experience using SONiC SAI for new feature development and integration
  • Experience with datapath forwarding features such as BFD, FIB, RIB, ERSPAN, ACLs, QoS, unicast, and multicast
  • L2/L3 Protocol Stack Development
  • L3: BGP, OSPF, IS-IS, EVPN/VXLAN, MPLS, etc…
  • L2: STP, LLDP, LACP, etc…
Job Responsibility
Job Responsibility
  • Design, develop, and maintain features and enhancements for the SONiC NOS platform, interfacing with SAI and platform infrastructure
  • Contribute to the SONiC open-source community and stay current with the evolving SONiC ecosystem
  • Develop forwarding features on SONiC and the underlying hardware (e.g., ASICs, PHYs, optics, and other platform components)
  • Implement code for critical system modules, drivers, and APIs supporting high-performance data planes and control planes
  • Debug, troubleshoot, and resolve issues on SONiC platforms
  • Participate in code reviews, and documentation efforts
  • Contribute to architecture discussions to ensure scalable and highly available SONiC integrations
  • Contribute to SONiC SAI features and platform-specific management/control modules (e.g., telemetry, diagnostics, and monitoring components)
What we offer
What we offer
  • Health & Wellbeing
  • Personal & Professional Development
  • Unconditional Inclusion
  • Fulltime
Read More
Arrow Right