Senior Network Designer

Press Tab to Move to Skip to Content Link

Select how often (in days) to receive an alert:

Senior Network Designer

Posting Date: 8 Aug 2025

Function: Architecture Solution and Design

Unit: Business

Location:

Belfast N.I, United Kingdom

The Customer Solutions DesignSpecialist independently executes a range of workstreams in the creation of end-to-end technical designs, ensuring that business requirements are successful translated into deliverable solutions, which meet customer needs whilst considering the impact of those solutions on all technical and business areas.

What you'll be doing

• Lead the technical delivery of transformational network projects for major UK Public Sector accounts.
• Align customer network strategies with their business goals using standardized methodologies.
• Design and implement tailored network solutions in collaboration with Practice Managers, Technical Leads, and other engineers.
• Support pre-sales, planning, and deployment across diverse ICT infrastructure elements, including security, WAN optimization, and load balancing.
• Provide expert consultancy and resolve technical issues using recognized tools and innovative approaches to deliver robust network designs.

Skills You'll Need

• CCIE Data Centre certified or working toward certification, with strong experience in complex network delivery for major customers.
• Proven ability to assess customer needs and design tailored solutions for both standard and non-standard network requirements.
• Expert in WAN, LAN, and WLAN design, with a deep technical understanding across all layers of network architecture.
• Skilled in creating high-quality technical designs, customer-facing proposals, and detailed cost models.
• Experienced in leading network transformation initiatives, clearly communicating complex concepts to technical and non-technical stakeholders.

With over 175 years of heritage, BT is now the flagship business brand of BT Group. We've brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers internationally.

We're a global leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it's not just the technology that matters, it's what it can do to help them build stronger, smarter, more secure businesses.

We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.

As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.

Although these roles are listed as full-time, if you're a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.