Network Design Specialist

Job Description

Job Req ID: 59617

Posting Date: 11-June-26

Function: Network Engineering

Location: Bengaluru

Salary: Competitive

About the role

The purpose of this role is to lead on design and test activities within BT International.
The purpose of the Network Engineering Specialist role is to deliver network designs for BT International network platforms and/or customer solutions. Specifically, this role is answerable for:
• Driving efficiency and scalability through the re-use of IP Internet/VPN network designs and ongoing in-life operation of designs across the overall BT International network platforms and/or customer solution.
• Typically leading a matrix (virtual) team of technical experts/contractors to deliver network design solutions and provide technical thought leadership to a larger matrix team. The sphere of influence for the matrix team will be from a technical perspective.
• Acting as a technical ambassador for the company and providing good technical consulting to customers at a platform and/or overall solution level.
• Deciding on design scope and design of the overall BT International network platforms and/or customer solution.

What you’ll be doing

The purpose of the Network Engineering Specialist engineer role is to lead the design of IP Internet/VPN technologies. Specifically, this role is accountable for:
• Design accountability for new features into T International’s network platforms.
• Provide thought leadership to senior internal stakeholders and customers regarding aspects of Global Reach platforms and/or customer solutions.
• Point of contact for technical expertise to senior stakeholders, internal and external.
• Mentor and share knowledge with others and be an advanced user of design tools.
• Create and develop architecture patterns and design techniques for BT and/or customers.
• Lead on resolving customer impacting issues regarding the overall network platform and/or customer solution.
• Solve problems that tend to arise from the interaction of multiple components and usually are complex and unknown related to the overall IP Internet/VPN platform and/or customer solution and involve vendor interworking issues.
• Raise and resolve implementation issues with suppliers and other designers.
• Resolve in-life issues to overall network platform and/or customer solution, as appropriate.
• Lead a matrix team as appropriate within BT International.
• Estimate the time and type of resource needed to help deliverables with increasing cost impact and time duration.
• Drive transformation specifically in terms of automation,

Essential Skills / Experience

• Specialist knowledge of IP/VPN technologies and vendors (Cisco/Juniper)
• Specialist knowledge of relevant emerging network/software technologies.
• Experience of leading matrix teams to deliver network designs and testing.
• Software development skills specifically in solving network issues / activities.
• Experience in resolution of customer impacting network issues.
• Prior experience of designing network solutions in a service provider setting.
• Working knowledge of CI/CD principles and tools such as Gitlab is essential.
• Working knowledge of automation test frameworks such as Behavior Driven Development (BDD) and/or Robot Framework is desirable.
• Hand-on demonstratable experience with core routing technologies (IS-IS, BGP, BGP-LS, SR-TE, SR IGP, PCEP, MPLS-VPNs)
• Understanding and hand-on experience with Quality of Service (QoS).
• Expertise in developing frameworks for and automating test cases for systems in production
• Experience with data modelling with Yang (with a vendor neutral landscape in mind)
• Solid experience with gRPC, JSON.

Typical Certifications/Accreditations Attained or working towards include:

Member of a professional body e.g. Institution of Engineering and Technology

Cisco Certified Network Professional (CCNP) and/or Cisco DevNet Professional or equivalent experience.

Certified Tester Advanced Level Test Analyst (CTAL-TA) or equivalent

PCET - Certified Entry Level Tester with Python

PCEP - Certified Entry-Level Python Programmer

Robot Framework Certified Professional (RFCP) or equivalent

Desirable Skills / Experience

• Leader of matrix technology team.
• Delivery of IP network design
• Strong collaboration skills.
• Ability to lead / coach teams to change and develop an innovative, challenging, and supportive team culture.

Our Package

At BT International, our purpose is to keep the world connected. As part of BT, we build on almost 180 years of innovation and expertise to deliver secure connectivity and digital services to some of the world’s leading multinational businesses and organisations. Our customers trust us to safeguard their data, drive their digital transformation and keep their businesses running. With colleagues on the ground across the world and supporting customers wherever they need to operate, BT International offers a truly global experience. Whether it’s about providing cloud connectivity, helping organisations collaborate, or enabling innovation in cybersecurity and digital services, you’ll be part of a team that shapes how businesses succeed in a world that is being transformed by AI. If you have the drive and ambition to make an impact on a global stage, BT International is where it happens.