Senior Technical Consultant

Orange Business is here! 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 Role Overview We are seeking an experienced Network & Wireless L2 who will be responsible for design, implementation, and support of enterprise network and wireless infrastructure. This role provides senior level technical leadership, ensures high availability, security, and performance, and supports end-to-end project delivery and operations. Key Responsibilities Prepare HLD and Execute implementation of approved HLD/LLD. Configure and deploy routers, switches, Wireless-LAN devices. Perform greenfield and brownfield deployments. Implement LAN, WAN, WLAN, and Data Center network solutions. Plan and execute network migration activities. Execute change windows with minimal downtime. Provide onsite/remote support during cutovers. Prepare rollback plans and ensure successful execution. Conduct FAT / UAT testing. Perform redundancy and failover testing. Ensure compliance with security baselines and standards. Update LLD and as-built documentation. Prepare implementation reports and MOP (Method of Procedure). Work with multiple OEMs. Support project managers in implementation planning. Technical Skills Required OSPF (multi-area design & optimization) EIGRP / IS-IS Switching Technologies SD-WAN fundamentals ACL configuration Port security WLC RF Planning Tool NAC Integration Basic Python / Ansible for configuration deployment Template-based configuration Experience Requirements 5–10 years of experience. Hands-on experience in large-scale enterprise/DC rollouts. Certifications (Preferred) Cisco Systems CCNP Enterprise/Wireless Other OEM equivalent certification Key Competencies Strong execution capability. Ability to work in critical change windows. Risk identification and mitigation skills. Clear technical documentation skills. Team collaboration and cross-functional coordination. About you Role Overview We are seeking an experienced Network & Wireless L2 who will be responsible for design, implementation, and support of enterprise network and wireless infrastructure. This role provides senior level technical leadership, ensures high availability, security, and performance, and supports end-to-end project delivery and operations. Key Responsibilities Prepare HLD and Execute implementation of approved HLD/LLD. Configure and deploy routers, switches, Wireless-LAN devices. Perform greenfield and brownfield deployments. Implement LAN, WAN, WLAN, and Data Center network solutions. Plan and execute network migration activities. Execute change windows with minimal downtime. Provide onsite/remote support during cutovers. Prepare rollback plans and ensure successful execution. Conduct FAT / UAT testing. Perform redundancy and failover testing. Ensure compliance with security baselines and standards. Update LLD and as-built documentation. Prepare implementation reports and MOP (Method of Procedure). Work with multiple OEMs. Support project managers in implementation planning. Technical Skills Required OSPF (multi-area design & optimization) EIGRP / IS-IS Switching Technologies SD-WAN fundamentals ACL configuration Port security WLC RF Planning Tool NAC Integration Basic Python / Ansible for configuration deployment Template-based configuration Experience Requirements 5–10 years of experience. Hands-on experience in large-scale enterprise/DC rollouts. Certifications (Preferred) Cisco Systems CCNP Enterprise/Wireless Other OEM equivalent certification Key Competencies Strong execution capability. Ability to work in critical change windows. Risk identification and mitigation skills. Clear technical documentation skills. Team collaboration and cross-functional coordination. You bring passion, energy, taste for exploration and adaptability. You seek the opportunity to expand your knowledge and develop new skills. 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, neuroatypia, 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.