Senior Network Architect: OT/IT, SD-WAN & Cyber

Tata Consultancy Services; Royal Leamington Spa; On-site; GBP 70,000 - 85,000; Full time

Benefits offered by this job

Competitive salary

Health care

Life assurance

Access to extensive training resources

Discounts within the larger Tata network

Job summary

A leading consultancy firm in the UK is seeking a Network Architect to design and advance network architectures for enterprise digital programs. The successful candidate will lead efforts in SD-WAN adoption, cybersecurity modifications, and integration of critical systems. This role requires substantial expertise in network architecture and security protocols. You will work with teams globally to ensure scalable network solutions are implemented. We offer comprehensive benefits including competitive salaries and wellness initiatives.

Qualifications

• Experience implementing network and security architectures across OT and IT environments.
• Hands-on experience with SD-WAN technologies and tools.
• Strong troubleshooting skills in Cisco environments.
• Knowledge of major firewall technologies.
• Ability to collaborate effectively with teams.

Responsibilities

• Lead integration of ICS with enterprise networks while preserving security boundaries.
• Design resilient LAN, WAN, and SD-WAN architectures.
• Investigate network issues and recommend enhancements.
• Produce high-level and detailed designs covering integration and security requirements.
• Represent network designs to IT Design Authority.

Skills

Understanding of OT gold standards and UK’s Cyber Assessment Framework

Implementing Zero Trust concepts for OT

Delivering network and security architectures

Hands-on experience with SD-WAN technologies

Producing high-quality designs

Best practices for secure architecture

Experience using agile methodologies

Evaluating emerging technologies

Leading technical teams

Effective collaboration with offshore teams

Troubleshooting in Cisco environments

Knowledge of firewall technologies

Experience with BIG-IP F5 load balancers

Hands-on experience with security technologies

Working knowledge of SAML, SSO

Deep understanding of IPSEC and DNS protocols

Knowledge of cybersecurity protocols

Industry certifications (CCNP, CCIE, CISSP)

Knowledge of Microsoft Visio for architecture diagramming

Education

Industry certifications in networking or security

Tools

Network tools such as DNA-S

Cisco ASA

Palo Alto firewalls

Fortinet firewalls

Pulse Secure SSL VPN

Checkpoint

VMware NSX

Job description

A leading consultancy firm in the UK is seeking a Network Architect to design and advance network architectures for enterprise digital programs. The successful candidate will lead efforts in SD-WAN adoption, cybersecurity modifications, and integration of critical systems. This role requires substantial expertise in network architecture and security protocols. You will work with teams globally to ensure scalable network solutions are implemented. We offer comprehensive benefits including competitive salaries and wellness initiatives.