CORE NETWORKING-ROUTING & SWITCHING- EXTREME

We are seeking a highly skilled Extreme Networks Specialist to lead and execute enterprise network transformation and migration initiatives for banking and financial services clients. The role involves designing, implementing, and migrating large-scale LAN, WAN, and SD-WAN environments with a strong focus on Extreme Networks technologies.

Candidate must have expertise and hands-on experience with Extreme Networks solutions, and a proven track record in delivering secure, compliant network migrations in regulated banking environments.

At Zensar, we're "experience-led everything". We are committed to conceptualizing, designing, engineering, marketing, and managing digital solutions and experiences for over 130 leading enterprises. We are a company driven by a bold purpose: Together, we shape experiences for better futures. Whether for our clients, our people, or the world around us, this belief powers everything we do. At the heart of our culture is ONE with Client - a set of four core values that reflect who we are and how we work: One Zensar, Nurturing, Empowering, and Client Focus.

Part of the $4.8 billion RPG Group, we're a community of 10,000+ innovators across 30+ global locations, including Milpitas, Seattle, Princeton, Cape Town, London, Zurich, Singapore, and Mexico City. Explore Life at Zensar and join us to Grow. Own. Achieve. Learn. to be the best version of yourself.

We believe the best work happens when individuality is celebrated, growth is encouraged, and well-being is prioritized. We are an equal employment opportunity (EEO) and affirmative action employer, committed to creating an inclusive workplace. All qualified applicants will be considered without regard to race, creed, color, ancestry, religion, sex, national origin, citizenship, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veteran status.

Preferred Qualifications

• Certifications: CCNP / CCIE or equivalent is a plus

• Extreme Networks certifications (ECA / ECS / ECP)

• Experience with cloud networking (AWS / Azure)

• Automation/scripting (Python, Ansible) is a plus

Soft Skills

• Strong planning and execution skills

• Excellent stakeholder and client communication

• Ability to handle high-risk, time-sensitive migration windows

• Detail-oriented with strong documentation practices

Key Responsibilities

• Design and implement LAN, WAN, and SD-WAN architectures using Extreme Networks solutions.
• Perform network assessments, discovery, and gap analysis prior to migration.
• Design migration strategies including:
  • Phased migrations
  • Data center/network transitions
  • SD-WAN transformation
• Migrate legacy environments to modern, scalable network architectures by ensuring minimal downtime and zero/low impact to business-critical banking applications.
• Develop and execute migration runbooks, rollback plans, and validation procedures.
• Coordinate with stakeholders including client teams, security, application owners, and vendors.
• Ensure adherence to banking regulatory and compliance standards during migrations.
• Perform post-migration validation, performance tuning, and stabilization.
• Support cutover activities, including weekend/night deployments if required.
• Document migration processes, architecture changes, and lessons learned.

Required Skills & Expertise

• Strong hands-on experience with Extreme Networks technologies:

  • EXOS / VOSS switching platforms

  • Extreme Fabric Connect (SPB)

  • Extreme Cloud IQ (preferred)

• Experience in designing and deploying Extreme-based enterprise networks

• Experience with enterprise networking devices (Cisco, Juniper, etc.)

• Proven experience in:

  • Enterprise network migration / transformation

  • Data center migration or network consolidation

• Legacy to SD-WAN transitions

  • Network migration and transformation projects

  • Data center migration / consolidation

  • Legacy to SD-WAN transitions

• Strong understanding of:

  • Migration methodologies

  • Risk mitigation and rollback strategies

Change and release management

Service Delivery

• Experience in IT services / managed services organizations

• Familiarity with ITIL processes (incident, change, problem management)

• Experience delivering projects for banking or financial services clients

Experience working in highly secure and audit-driven environments