Sr Subject Matter Expert

Orange Business; Mumbai; Hybrid; INR 3,500,000 - 6,000,000; Full time

Benefits offered by this job

Hybrid work environment

Global collaboration opportunities

Job summary

Orange Business is seeking a seasoned SD-WAN Architect to lead end-to-end SD-WAN deployments, design validation, and cross-functional collaboration across global teams. The role demands deep expertise across multiple platforms, strong design skills, and proven leadership in complex WAN migrations.

You will work in a hybrid environment, collaborating with vendors, customers, and internal stakeholders to optimize network performance and ensure successful project deliveries.

Qualifications

• 15+ years in connectivity domain with at least 3+ years hands-on SD-WAN platform experience (≥3 major platforms).
• End-to-end SD-WAN deployment, configuration, migration, and operational support for large enterprise customers.
• Background in complex WAN migrations including brownfield and greenfield projects.
• Strong knowledge of ACLs, VPN templates, IPsec, GRE, and related security/networking tech.
• Experience with multi-vendor SD-WAN environments and data center networking.

Responsibilities

• Serve as SD-WAN solution expert for multi-vendor platforms (e.g., Silver Peak, Versa, VeloCloud, Fortigate, Meraki, Citrix).
• Lead SD-WAN build activities across greenfield, brownfield, transformations and growth deployments.
• Prepare and update High-Level and Low-Level Designs, test plans, and migration runbooks.
• Coordinate with OEMs, service providers, and partners to resolve technical issues and align on design.
• Deliver training to L1/L2 teams and support operations managers in service delivery processes.
• Own project activities from planning and execution to testing, migration, and handover to operations.

Skills

SD-WAN expertise

End-to-End implementation

Project delivery leadership

Vendor coordination

Automation scripting

Cloud networking

Data center networking

Technical leadership

Lab & POC execution

Tools

VMware

Hyper-V

NSX-T

Python

Ansible

REST APIs

Job description

Job Description:

Publication date : Oct 21, 2026, 12:00AM

Join us at Orange Business!
We are a network and digital integrator that understands the entire value chain of the digital world, freeing our customers to focus on the strategic initiatives that shape their business.
Every day, you will collaborate with a team dedicated to providing consistent, sustainable global solutions, no matter where our customers operate. With over 30,000 employees across Asia, the Americas, Africa, and Europe, we offer a dynamic environment to develop and perfect your skills in a field filled with exciting challenges and opportunities.

• SD-WAN Technical Expertise — Serve as the solution expert for multi-vendor SD-WAN platforms including Silver Peak, Versa, VeloCloud, Fortigate, Meraki, and Citrix.
• Complex Design Interpretation — Understand and validate complex SD-WAN architectures, customer-specific requirements, and proposed solutions.
• End-to-End Implementation — Lead SD-WAN build activities across greenfield, brownfield, transformation, and organic growth deployments.
• HLD & LLD Development — Prepare and update High-Level Designs, Low-Level Designs, test plans, and technical documentation.
• Solution Optimization — Recommend improvements to SD-WAN design, features, routing policies, and deployment models.
• Project Delivery Leadership — Own all project activities including planning, execution, testing, migration, and HOTO (handover to operations).
• Vendor & Partner Coordination — Collaborate with OEMs, service providers, and partners to resolve technical issues and align on solution design.
• Training & Knowledge Transfer — Deliver training to L1/L2 teams and support operations managers in establishing service delivery processes.
• Escalation Management — Act as the first escalation point post-cutover for technical issues and stabilization.
• Technology Awareness — Stay updated with emerging SD-WAN, SASE, and WAN technologies, features, and best practices.
• Transport Technology Understanding — Work with diverse WAN transports including MPLS, DIA, Broadband, and LTE/5G.
• Lab & POC Execution — Use lab environments to recreate issues, validate configurations, and support customer demos/POCs.

• SD-WAN Expertise — Total 15 + years of experience in connectivity domain. Along with atleast 3+ years of hands‑on experience with at least 3 major SD‑WAN platforms (Silver Peak, Versa, VeloCloud, Fortigate, Meraki, Citrix).
• SD-WAN Implementation & Operations —Proven experience in end‑to‑end SD‑WAN deployment, configuration, migration, and operational support for large enterprise customers.
• WAN Migration Projects —Mandatory background in executing complex customer WAN migrations, including brownfield transformations and greenfield builds.
• SDN & Security Technologies —Strong knowledge of ACLs, VPN templates, L2VPN, L3VPN, IPsec, GRE, OMP, BFD, DPC, DMPO, ZTP, PnP, and secure service chaining.
• Data Center Networking —Experience with VRF‑Lite, BGP, VXLAN, FCoE, FabricPath, OTV, IS‑IS, VPC, and multi‑tenant data center architectures.
• Virtualization Platforms —Hands‑on experience with VMware, Hyper‑V, NSX‑T, and integration with VMware NSX Data Center for SD‑WAN and security overlays.
• Data Center Transformation —Experience in data center consolidation, migration, and transformation projects involving hybrid WAN and SDN technologies.
• Cloud Networking —Knowledge of AWS, Azure, and GCP networking, cloud gateways, routing, and orchestration frameworks.
• SDN & NFV Knowledge —Understanding of Software‑Defined Networking and Network Function Virtualization, including virtual edge deployments and service chaining.
• Automation & Scripting —Experience with Python, Ansible, REST APIs, JSON, and Postman for automation, configuration, and integration tasks.
• Complex SDN Build Projects —Proven ability to design, build, and migrate complex SDN/SD‑WAN infrastructures in multi‑vendor environments.
• Advanced Troubleshooting —Strong analytical skills to diagnose and resolve complex WAN/LAN issues using packet analysis, lab replication, and vendor collaboration.
• Lab & POC Execution —Ability to recreate customer issues in lab environments, validate configurations, and support customer demos and POCs.
• Technical Leadership —Experience leading technical delivery, mentoring teams, and coordinating with vendors, service providers, and cross‑functional stakeholders.
• Documentation Excellence —Ability to create HLDs, LLDs, test plans, migration runbooks, and operational documentation for SD‑WAN solutions.
• Certifications — Preferred: SD‑WAN vendor certifications. CCNP/CCIE, JNCIP/JNCIE, NSE, VCP‑NV, or equivalent.

You bring a can‑do attitude, tackle challenges head‑on and challenge the status quo with new and innovative ideas.

• Global Opportunities: Work in multi‑national teams with opportunity to collaborate with colleagues and customers from all over the world.
• Flexible Work Environment: Flexible working hours and possibility to combine work from office and home (hybrid ways of working).
• Professional Development: Training programs and upskilling/re‑skilling opportunities.
• Career Growth: Internal growth and mobility opportunities within Orange.
• Caring and Daring Culture: Health and well‑being programs and benefits, diversity & inclusion initiatives, CSR and employee connect events.
• Reward Programs: Employee Referral Program, Change Maker Awards.

At Orange, only your skills matter.

Regardless of your age, gender, background, origin, religion, sexual orientation, disability, neurodiversity, or appearance, we actively encourage diversity within our teams, as it is a collective strength and a driver of innovation.Orange is a disability‑inclusive employer: please feel free to let us know about any specific needs you may have.