Network Architect

Job Description:

DXC Technology is committed to building diverse, inclusive teams. We welcome applications from all backgrounds and particularly encourage interest from women, underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone.

Network Architect

Location: Hampshire (onsite 5 days per week)

Due to the nature of the work and the customers we support, the successful candidate must be eligible to meet UK Government and contractual personnel security requirements, including the applicable residency requirements for the role, and have the right to work in the United Kingdom. Some roles may also be subject to nationality requirements where these are necessary to meet UK Government or contractual security obligations.

The Network Architect is responsible for the design, development, and governance of enterprise network architectures across data and voice domains. This role ensures that network solutions are robust, scalable, cost-effective, and aligned with both client requirements and industry standards. Operating across the full ITIL 4 Service Value Chain, the Network Architect drives architectural excellence from strategic planning through to operational support, while leading cross-functional teams and influencing investment decisions that shape the organisation's network capability.

Key Responsibilities

Plan & Strategy 

• Define and maintain network architecture roadmaps aligned with client and organisational strategy.

• Research technological advancements to ensure voice and data networking solutions are continuously improved, supported, and aligned with industry and company standards.

• Evaluate cost analyses and vendor comparisons for large-scale projects to ensure cost-effective and efficient operations.

• Recommend investment decisions to management and customers based on independent assessment of current and future network performance, stability, and management issues.

Design & Transition

• Generate conceptual, logical, and physical network architectures with supporting documentation, testing analyses, test plans, and risk assessments.

• Determine methods and procedures for implementation of new technologies to enhance performance.

• Assess customer needs and determine the most appropriate architectural approach.

• Ensure all designs pass through defined tollgates with appropriate entry/exit criteria before progressing.

Obtain/Build & Delivery

• Lead cross-functional teams that analyse, design, troubleshoot, and implement network architecture to meet client requirements.

• Leverage resources from different teams to ensure customer needs are met.

• Lead major proposal efforts and create strategies to win business in new markets or current accounts.

• Measure feasibility of various approaches and assess current and future systems.

Operate & Support 

• Troubleshoot the most complex data and voice network and hardware problems.

• Research and analyse significant, complex network problems that require evaluation of intangibles, including downstream effects on client satisfaction.

• Ensure network solutions remain operationally stable and within agreed service levels.

What you'll need

• Experience in networks, LAN/WAN, or management information systems.
• Strong experience working with network systems, data and voic.e 

• A background working with networking principles, data and voice 
• Experience working with proprietary software and hardware 

• Experience working with computer systems across enterprise environments.
• Analytical and creative problem-solving skills for design, creation, and testing of network architectures.

• Project management skills with the ability to manage time, priorities, and tasks effectively.

• Strong interpersonal skills to interact with customers and team members at all levels.

• Excellent communication and presentation skills.

• Leadership ability to effectively lead cross-functional teams.

• Ability to work independently and as part of a team.
• ITIL 4 Foundation or higher certification would be ideal!

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

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