Senior Network Engineer

4 weeks ago

Hertfordshire, United Kingdom Intec Select Full time

Senior Network Engineer Hertfordshire: Hybrid x3 onsite Package: £75k + car allowance + package Overview: We are seeking a strategic and forward-thinking Network Engineer to lead the design, governance, and evolution of our clients IT and network infrastructure. Working within a dynamic engineering environment, this role will play a key part in shaping the technology roadmap ensuring that infrastructure, security, and connectivity solutions are scalable, resilient, and aligned with business goals. You’ll act as a subject matter expert, guiding technical decisions, supporting transformation to cloud-based services, and driving best practices across the organisation’s network and infrastructure landscape. Role and Responsibilities: Define and implement the strategic direction for the company’s infrastructure and network architecture, ensuring alignment with business objectives and IT governance Lead the design, deployment, and management of secure, resilient, and scalable infrastructure solutions across on-premises and cloud environments Oversee network strategy and performance , including capacity planning, segmentation, and disaster recovery design Develop and maintain standards, policies, and procedures for infrastructure, networking, and security operations Drive the adoption of modern cloud and hybrid networking technologies within the Azure ecosystem Collaborate with cybersecurity, operations, and project teams to ensure network and data security across all business locations Lead or provide technical oversight for infrastructure transformation projects , including upgrades, migrations, and integration initiatives Develop and review technical documentation , including architecture diagrams, standards, and Low-Level Designs (LLDs) Advise senior management on emerging technologies and opportunities to enhance operational efficiency and resilience Mentor and support IT team members to build capability and ensure consistent technical excellence Essential Skills & Experience: Proven experience in a senior infrastructure or network engineering role with strategic oversight responsibilities Deep understanding of network architecture and design principles , including routing, switching, and segmentation Strong knowledge of Microsoft Azure infrastructure and networking (VNets, NSGs, ExpressRoute, hybrid connectivity) Experience developing and enforcing infrastructure standards and governance frameworks Solid understanding of firewalls, VPNs, and network security fundamentals Expertise in Active Directory , Entra ID , and Microsoft 365 administration Strong communication and stakeholder management skills — able to translate complex technical requirements into business outcomes Microsoft Azure Administrator (AZ-104) certification or equivalent experience Desirable Experience with Fortinet / FortiGate firewalls or other enterprise-grade security platforms Knowledge of SD-WAN or advanced WAN technologies Familiarity with Power Platform (PowerApps, Logic Apps, Dataverse) and Dynamics 365 Business Central Experience with Windows Server , Exchange , and PowerShell automation Any Fortinet NSE certification (e.g., NSE 4+) or equivalent vendor certification is advantageous

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