Sr Subject Matter Expert

Orange; Mumbai; Hybrid; INR 350,000 - 800,000; Full time

Benefits offered by this job

Global opportunities

Flexible work environment

Professional development

Career growth

Caring and daring culture

Reward programs

Job summary

Orange is seeking a seasoned SD-WAN expert in Mumbai to lead multi-vendor SD-WAN deployments, design validation, and end-to-end delivery. You will own design interpretation, implementation, and post-cutover support, collaborating with OEMs and partners to optimize architectures.

The role requires deep SD-WAN, WAN, and cloud networking knowledge, plus strong technical leadership and mentoring abilities to guide L1/L2 teams and ensure successful service delivery.

Qualifications

• 15+ years in connectivity domain, with 3+ years on at least 3 major SD-WAN platforms
• Experience in end-to-end SD-WAN deployment, migration, and support for large enterprise customers
• Background in brownfield and greenfield WAN migrations, SDN, security technologies, and cloud networking

Responsibilities

• Serve as the SD-WAN solution expert for multi-vendor platforms
• Lead SD-WAN build activities across greenfield, brownfield, transformation and growth deployments
• Prepare and update High-Level and Low-Level Designs, test plans, and docs
• Coordinate with OEMs, service providers, and partners to resolve issues
• Deliver training to L1/L2 teams and support operations managers
• Act as first escalation point post-cutover for technical issues and stabilization

Skills

SD-WAN expertise

End-to-end deployment

Vendor coordination

Technical leadership

Lab & POC execution

Automation & scripting

Tools

VMware NSX

VMware vSphere

Job description

About us

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.

About the role

• 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.

About you

• 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.

What we offer

• 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.

Only your skills matter

Regardless of your age, gender identity, race, ethnic origin, religion/belief, sexual orientation, marital status, neurotype, disability, veteran status or appearance, we encourage diversity within our teams because it is a strength for the collective and a vector of innovation. Orange Group is a disabled‑friendly company and equal opportunity employer: don't hesitate to tell us about your specific needs.