Job Role: Optical DWDM/CWDM Design Engineer

Job Description:

1. Optical Transmission Design Expertise

Strong experience in:

DWDM/CWDM/ROADM systems design

Optical network architectures (ring, mesh, point-to-point)

DWDM/CWDM/ROADM/OTN, vendor platforms (Ciena/Nokia/Infinera), design tools

Ability to:

Produce LLDs/DDPs, BoM, and implementation-ready designs

Deep knowledge of:

Optical technologies (OTN, WDM, mux/demux, amplifiers)

2. Optical Engineering Fundamentals

Solid understanding of:

Optical budget calculations (OSNR, power loss, dispersion)

Experience in:

Span engineering & path feasibility validation

Ability to:

Ensure designs meet QoT (Quality of Transmission) standards

3. Spectrum & Capacity Planning

Experience with:

Wavelength allocation & spectrum utilisation

Ability to:

Perform capacity expansion and optimisation planning

Knowledge of:

Spectrum fragmentation & defragmentation techniques

4. Multi-Layer Network Integration

Strong coordination across:

Optical Fibre IP/MPLS layers

Understanding of:





Transport requirements driven by IP traffic

Experience aligning:

Optical design with fibre routes and capacity constraints

5. Vendor & Platform Expertise

Hands-on experience with:

Ciena, Nokia, Infinera optical platforms

Familiarity with:

Vendor design tools and configuration templates

Ability to:

Validate vendor designs and standards compliance

6. Design Validation & QA Awareness

Ability to:

Perform design validation against standards and constraints

Experience in:

QA of partner-delivered optical designs

Ensure:

Design consistency, traceability & audit readiness

7. Tools & Automation

Familiarity with:

Optical design and planning tools

Exposure to:

Automation frameworks for design generation

Understanding of:

AI/GenAI-assisted design workflows (preferred)

8. Lifecycle & Optimisation

Experience in:

Network upgrades, modernisation & migrations

Ability to:

Support network consolidation and optimisation programs

📌 Optical DWDM/CWDM Design Engineer (Bengaluru)
🏢 Tata Consultancy Services
📍 Bengaluru