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About the Role

We are seeking an experienced DATACOM SME (Data Communication Subject Matter Expert) to provide technical leadership and expertise in enterprise networking and data communication technologies. The ideal candidate will be responsible for designing, implementing, optimizing, and supporting complex network infrastructures while ensuring high availability, performance, scalability, and security. The role requires close collaboration with infrastructure, security, cloud, and operations teams to deliver reliable and efficient networking services.

Responsibilities

Design, implement, and maintain enterprise network infrastructure solutions.
Provide subject matter expertise for LAN, WAN, WLAN, SD-WAN, VPN, and Data Center networking technologies.
Lead network transformation and modernization initiatives.
Perform network capacity planning, performance tuning, and optimization.
Troubleshoot complex network issues and drive root cause analysis.
Collaborate with Infrastructure, Security, Cloud, and Application teams to ensure seamless connectivity and service delivery.
Support network security implementations including firewalls, NAC, segmentation, and secure access solutions.
Develop network architecture, standards, operational procedures, and technical documentation.
Participate in incident, problem, and change management processes.
Evaluate new networking technologies and provide recommendations for continuous improvement.

Requirements

Typically 8+ years of experience in Network Infrastructure, Data Communication, and Enterprise Networking.
Strong experience in designing, implementing, managing, and troubleshooting large-scale enterprise network environments.
Experience supporting LAN, WAN, SD-WAN, VPN, Wireless Networking, Network Security technologies, Data Center, and Cloud Connectivity solutions.
Hands-on expertise with leading network technologies and platforms such as Cisco, Juniper, Aruba, Huawei, Fortinet, or equivalent.
Strong knowledge of network protocols including TCP/IP, BGP, OSPF, EIGRP, MPLS, DNS, DHCP, and routing/switching concepts.
Strong understanding of Data Center networking architectures.
Experience in network monitoring, troubleshooting, and performance optimization.
Knowledge of network redundancy, high availability, and disaster recovery concepts.
Excellent analytical, communication, and stakeholder management skills.
Ability to lead technical discussions and mentor junior engineers.

Skills

Data Communication Technologies
Enterprise Networking
LAN / WAN / WLAN
SD-WAN
Routing & Switching
TCP/IP Protocol Suite
BGP, OSPF, EIGRP, MPLS
DNS & DHCP
VPN Technologies
Cisco Networking Solutions
Juniper Networks
Aruba Wireless
Network Security
Firewalls & Secure Access
Data Center Networking
Cloud Networking (Azure, AWS, GCP)
Network Monitoring & Troubleshooting
Network Performance Optimization
Network Architecture & Design
High Availability & Disaster Recovery
Network Automation (Ansible, Python, Terraform)
Incident, Problem & Change Management
Infrastructure Transformation & Modernization

Location

UK
European countries
Fully remote possible

Work Type

Remote

Experience Level

8+ years of experience

Education Level

Cisco Certifications (CCNP, CCIE) or equivalent networking certifications.
Juniper (JNCIP/JNCIE), Aruba, Fortinet, or Huawei certifications.
ITIL Foundation or Service Management experience.

Salary/Compensations

Competitive salary

Benefits

Comprehensive, locally competitive benefits package.

About the Company

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100.
We are committed to accelerating client success and positively impacting society through responsible innovation.
We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services.
Our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future.
As a Global Top Employer, we have experts in more than 50 countries.
We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners.
NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.
Whenever possible, we hire locally to NTT DATA offices or client sites.
This ensures we can provide timely and effective support tailored to each client’s needs.
While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements.
For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs.
At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees.

Equal Opportunity

NTT DATA is an equal opportunity employer.
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
For our EEO Policy Statement, please click here.
If you'd like more information on your EEO rights under the law, please click here.
For Pay Transparency information, please click here.