Optical Network Engineer

Switzerland - Lausanne Ref #4220 10-Oct-2019

Job description

The Optical Network Engineer is a key part of the ViaSat team, responsible for designing the company’s core network infrastructure to support our expanding satellite fleet. This includes but is not limited to designing DWDM systems, creating written network implementation design plans, and troubleshooting system issues. Many of the traditional approaches to building and operating optical networks are inefficient, requiring too many people to watch screens, and troubleshoot tedious events.  Viasat’s optical networking teams are partnering with our software engineering and analytics teams to automate, as much as possible, routine operations.  You will work mainly on layer 1 network design, capacity planning, platform management and maintenance, as well as serve as an escalation point for significant network events.  In addition, a key part of the role will also be to work with our software teams to improve processes to automate provisioning, performance and fault management (DevOps).


  • Design routes for fiber-based networks including point-to-point, ring, and path-diverse routing
  • Create a written design documentation in support of network configurations and new technology introductions
  • Identifies and develops functional test requirements and analyzes test results
  • Take an active role in developing and continuously improving provisioning, monitoring and management systems; Understand document and improve workflows for provisioning, performance management and network troubleshooting.  Work with software teams to develop and test automation algorithms
  • Act as an escalation contact during large outages, performing root cause failure analysis


  • BS degree in Electrical Engineering, Computer Science or Computer Engineering
  • 5 years of experience with optical networks including design architecture, and operation
  • Operational experience with multi-vendor DWDM network equipment and optical carriers
  • Strong hands-on technical knowledge of network components
  • Experience with network management systems and network automation
  • Experience with 100G coherent detection long-haul networks
  • Experience designing, installing and operating DWDM systems


  • Experience with use of fiber network design, planning and mapping software tools such as 3-GIS, ESRI ArcGIS and QGIS
  • Experience with continuous integration & delivery and DevOps methodologies
  • Software Engineering experience with coding and debugging skills in Java, Python or other modern programming language
  • Experience with / understanding of gRPC, YANG, NetConf and RestConf, & OpenConfig models.
  • plant construction requirements with fiber experience preferred
  • IP and Ethernet networking experience
  • Experience in an Agile/Scrum environment
  • Strong written and oral communications skills with the ability to influence others with your engineering solutions

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Additional requirements

Minimum education:


Years of experience:

4-6 years


Up to 25%


Swiss, EU (25) Citizenship or Valid Swiss Work Permit required



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Viasat is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, ancestry, physical or mental disability, medical condition, marital status, genetics, age, or veteran status or any other applicable legally protected status or characteristic.

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