Optical Network Provisioning Engineer (Ciena & DWDM)

Tata Consultancy Services; Greater London; On-site; GBP 50,000 - 75,000; Full time

Job summary

Tata Consultancy Services UK is seeking a Provisioning Engineer in London to design, configure, test and activate telecom network services across optical and IP networks. The role focuses on transmission technologies including Ciena 6500, DWDM, ROADM and Flex grid, with emphasis on service activation and documentation.

You will collaborate with cross-functional engineering, operations and service delivery teams to design scalable solutions, manage capacity, and ensure high-quality network

Qualifications

• Extensive experience in optical transmission networks, particularly with Ciena 6500 platforms.
• Strong knowledge of DWDM, ROADM, Flexgrid and photonic layer technologies.
• Understanding of IP Layer 2/3 concepts and protocols.
• Knowledge of BGP and MPLS is highly desirable.
• Experience configuring, provisioning, and testing network elements (routers, switches, multiplexers).
• Ability to interpret complex specifications and network designs.

Responsibilities

• Design and document optical transmission and packet network solutions using L2/L3 tech.
• Review network designs for scalability and long-term alignment.
• Manage capacity planning and recommend upgrades for growth.
• Configure, provision, and test routers, switches, and multiplexers.
• Support service activation across optical and IP networks.
• Maintain accurate network records and engineering standards.
• Monitor performance and use testing tools to ensure reliability.
• Ensure compliance with regulations and internal standards.
• Collaborate with cross-functional teams to deliver solutions efficiently.

Skills

Ciena 6500 experience

DWDM

ROADM

Flexgrid

IP networking (L2/L3)

BGP/MPLS

Network testing tools

Capacity planning

Documentation skills

Cross-functional collaboration

Tools

Routers

Switches

Job description

Tata Consultancy Services UK is seeking a Provisioning Engineer in London to design, configure, test and activate telecom network services across optical and IP networks. The role focuses on transmission technologies including Ciena 6500, DWDM, ROADM and Flex grid, with emphasis on service activation and documentation.

You will collaborate with cross-functional engineering, operations and service delivery teams to design scalable solutions, manage capacity, and ensure high-quality network