Principal Network Consultant - Enterprise Networking

New Yesterday

Principal Network Consultant - Enterprise Networking
Remote, occasional travel to customer site
Full-Time, Permanent
£55000 - £75000 DOE
Overview
We are seeking a customer-facing Principal Network Consultant to lead engagements across the full lifecycle from pre-sales solution shaping through architecture & design, to delivery governance and technical assurance.
This is not an operations-only role.
You will act as a trusted technical advisor, working closely with customers, sales, and delivery teams to design secure, scalable network and security solutions and ensure they are successfully implemented.
You will bridge the gap between:
Business requirements
Solution architecture
Technical delivery
Your Role
You will own the end-to-end technical lifecycle of network and security engagements.
From discovery workshops and solution design to implementation oversight and transition into support, youll ensure solutions are:
Fit for purpose
Secure by design
Scalable
Deliverable
What Youll Be Doing

Pre-Sales & Solution Leadership Act as technical lead in customer engagements and discovery workshops

Translate business and operational needs into solution architectures

Support RFPs, proposals, and solution positioning

Provide technical assurance during bid and pursuit stages

Shape network and security strategy with customers

Architecture & Design Design enterprise network and security solutions across:
LAN / Campus

WLAN

Network Access Control

Segmentation

Secure Internet Access

Software-defined networking

Produce:
HLDs / LLDs

Migration strategies

Implementation roadmaps

Security design principles

Design with operational supportability in mind

Delivery Oversight Provide technical governance during implementation

Guide engineering teams through complex deployments

Act as escalation point during project delivery

Ensure solutions align with architecture and customer intent

Support transition into BAU / managed service

Technologies Youll Work Across Youll lead solutions involving:
Cisco Security (ASA, FirePOWER, FTD, FMC)

Cisco ISE (NAC, identity & policy)

Cisco Umbrella (SSE / SASE foundations)

Cisco DNA Center (Automation & Assurance)

Enterprise LAN (Catalyst Switching)

WLAN (Controllers & Access Architecture)

Nice to have exposure to:
SD-Access

ACI / Nexus

Cloud networking

Zero Trust architectures

Strategic & Advisory Responsibilities Act as senior technical advisor to customers

Provide lifecycle improvement recommendations

Contribute to standards and reusable architectures

Mentor engineers and support capability growth

What Youll BringCore Experience 5+ years in enterprise networking & security

Experience in design and implementation

Strong Cisco enterprise networking background

Experience translating business needs into technical solutions

Comfortable leading customer conversations

Desirable CCNP Enterprise or equivalent

Experience with software-defined networking (SD-Access, ACI)

Managed services or systems integrator background

Experience designing for operational supportability

What Youre Like Commercially aware
Customer-facing and credible
Strategic but hands-on
Calm in delivery-critical situations
Strong communicator
Outcome-focused

TPBN1_UKTJ
Apply
Location:
Sheffield
Salary:
£75,000
Job Type:
FullTime
Category:
IT

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