Capgemini

Global consulting, technology services, outsourcing

Senior Network Engineer

Network Engineering & AdministrationPosted on Nov 12

Full-timeCairo, Cairo Governorate, EgyptNo salary listedIn-person

About the Job

Requirements

A bachelor's degree in Computer Science, Information Technology, Telecommunications, Network Engineering, or a related technical discipline is preferred.
At least 7 years of experience in Network Operations, Wireless Infrastructure Support, or Enterprise Network Engineering.
Experience providing L3 support in large-scale, mission-critical, 24/7 enterprise environments.
Deep technical expertise in Cisco Catalyst 9800 Wireless Controllers, Cisco Wireless Access Points, Cisco Identity Services Engine (ISE), Cisco Meraki Wireless Solutions, Cisco Catalyst Center (DNAC), and network authentication and access control technologies.
Strong knowledge of 802.1X authentication, RADIUS, TACACS+, MAC Authentication Bypass, VLANs, DHCP, DNS, TCP/IP networking, RF design, wireless optimization, roaming, and wireless performance troubleshooting.
Hands-on experience with packet-analysis and troubleshooting tools such as Wireshark and Cisco diagnostic utilities.
Strong understanding of ITIL-based Incident, Problem, Change, and Major Incident Management processes.
Experience with ServiceNow in enterprise support environments.
Ability to perform analytical troubleshooting and problem-solving under pressure during critical incidents.
Ability to communicate effectively with technical and non-technical audiences and manage stakeholders.
Fluency in written and spoken English.

Responsibilities

Act as the senior technical escalation point for complex Wireless, Cisco ISE, and Cisco Meraki incidents in a global production environment.
Troubleshoot and resolve advanced wireless connectivity issues involving Cisco Catalyst 9800 Wireless Controllers, access points, SSIDs, RF optimization, roaming, VLANs, DHCP, DNS, authentication, and performance degradation.
Provide expert support for Cisco ISE services, including 802.1X authentication, RADIUS, TACACS+, MAB, policy enforcement, authorization, and access-control troubleshooting.
Use Cisco Catalyst Center (DNAC) assurance and monitoring capabilities for advanced diagnostics, root-cause identification, and service optimization.
Analyze logs, packet captures, authentication flows, and network traces to identify and resolve complex technical issues.
Plan and execute firmware upgrades, software updates, configuration changes, and remediation activities while minimizing operational risk.
Participate in P1/P2 and Major Incident bridges, lead technical troubleshooting, and coordinate recovery actions across Network, Security, Cloud, Workplace, and Infrastructure teams.
Provide timely technical updates, contribute to Root Cause Analysis documentation, and recommend preventive and corrective actions to improve service stability.
Manage incidents, service requests, problems, and changes through ServiceNow, ensuring accurate documentation and adherence to ITIL processes.
Prepare and implement production changes, including risk assessments, implementation plans, validation procedures, and rollback strategies.
Support a global 24/7 operational model through shift-based coverage, on-call participation, and structured operational handovers.
Mentor and coach L1/L2 engineers by providing technical guidance, knowledge transfer, and troubleshooting best practices.

Desired Qualifications

Cisco Certified Network Professional (CCNP) Enterprise certification.
Cisco Certified Specialist – Enterprise Wireless certification.
Cisco Certified Internetwork Expert (CCIE) Enterprise Infrastructure/Wireless certification.
Cisco Identity Services Engine (ISE) certifications or equivalent expertise.

About Capgemini

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. The Group reported 2024 global revenues of €22.1 billion.

Role Description

We're looking for a passionate and experienced L3 Network Expert – Wireless, Cisco ISE & Meraki to join our vibrant team!

As an L3 Network Expert, you will serve as the highest level of technical escalation within a global 24/7 Network Operations environment, providing advanced support and expertise for enterprise Wireless, Network Access Control (NAC), and connectivity services. You will be responsible for diagnosing and resolving complex incidents, driving major incident recovery activities, implementing critical changes, and providing technical leadership to L1 and L2 support teams. The role requires deep hands-on expertise across Cisco Wireless technologies, Cisco Identity Services Engine (ISE), Cisco Meraki, and Cisco Catalyst Center (DNAC).

Responsibilities

Act as the senior technical escalation point for complex Wireless, Cisco ISE, and Cisco Meraki incidents within a global production environment.
Troubleshoot and resolve advanced wireless connectivity issues involving Cisco Catalyst 9800 Wireless Controllers, Access Points, SSIDs, RF optimization, roaming, VLANs, DHCP, DNS, authentication, and performance degradation.
Provide expert-level support for Cisco ISE services, including 802.1X authentication, RADIUS, TACACS+, MAB, policy enforcement, authorization, and access control troubleshooting.
Utilize Cisco Catalyst Center (DNAC) assurance and monitoring capabilities to perform advanced diagnostics, root cause identification, and service optimization.
Analyze logs, packet captures, authentication flows, and network traces to identify and resolve complex technical issues.
Plan and execute firmware upgrades, software updates, configuration changes, and remediation activities while minimizing operational risk.
Participate in P1/P2 and Major Incident bridges, leading technical troubleshooting efforts and coordinating recovery actions across Network, Security, Cloud, Workplace, and Infrastructure teams.
Provide timely technical updates, contribute to Root Cause Analysis (RCA) documentation, and recommend preventive and corrective actions to improve service stability.
Manage incidents, service requests, problems, and changes through ServiceNow, ensuring accurate documentation and adherence to ITIL processes.
Prepare and implement production changes, including risk assessments, implementation plans, validation procedures, and rollback strategies.
Support a global 24/7 operational model through shift-based coverage, on-call participation, and structured operational handovers.
Mentor and coach L1/L2 engineers, providing technical guidance, knowledge transfer, and troubleshooting best practices.

Experience & Qualification

Bachelor’s degree in Computer Science, Information Technology, Telecommunications, Network Engineering, or a related technical discipline (preferred).
Minimum 7+ years of experience in Network Operations, Wireless Infrastructure Support, or Enterprise Network Engineering.
Proven experience providing L3 support within large-scale, mission-critical, 24/7 enterprise environments.
Deep technical expertise in:
- Cisco Catalyst 9800 Wireless Controllers (WLC)
- Cisco Wireless Access Points
- Cisco Identity Services Engine (ISE)
- Cisco Meraki Wireless Solutions
- Cisco Catalyst Center (DNAC)
- Network Authentication and Access Control Technologies
Strong knowledge of:
- 802.1X Authentication
- RADIUS and TACACS+
- MAB (MAC Authentication Bypass)
- VLANs, DHCP, DNS, TCP/IP Networking
- RF Design and Wireless Optimization
- Roaming and Wireless Performance Troubleshooting
Hands-on experience with packet analysis and troubleshooting tools such as Wireshark and Cisco diagnostic utilities.
Strong understanding of ITIL-based Incident, Problem, Change, and Major Incident Management processes.
Experience working with ServiceNow in enterprise support environments.
Excellent analytical, troubleshooting, and problem-solving skills with the ability to perform under pressure during critical incidents.
Strong communication and stakeholder management skills, with the ability to engage effectively with technical and non-technical audiences.
Fluency in written and spoken English.
Relevant certifications are highly desirable, including:
- Cisco Certified Network Professional (CCNP Enterprise)
- Cisco Certified Specialist – Enterprise Wireless
- Cisco Certified Internetwork Expert (CCIE Enterprise Infrastructure/Wireless) (preferred)
- Cisco Identity Services Engine (ISE) certifications or equivalent expertise

About the Company

Capgemini

Global consulting, technology services, outsourcing

Capgemini provides consulting, technology services, and outsourcing to help organizations transform digitally. Its offerings include strategy and transformation consulting, system integration, application development, IT infrastructure management, and managed IT operations. It differentiates itself with a global presence in over 50 countries and a focus on applying AI, cloud, and cybersecurity to real business problems. Its goal is to help clients navigate digital transformation and improve efficiency and innovation through tailored, contract-based or managed services.

Company size: 10,001+
Company stage: IPO
Headquarters: Paris, France
Founded: 1967

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