Role: Senior Infrastructure Engineer - NetDevOps(SC Active)Location : Newcastle (preferred), Manchester, Leeds, Birmingham, Blackpool Peel ParkType : Hybrid working 3-days a week onsite IR35: insideJob Description:Role OverviewWe are looking for a Senior Infrastructure Engineer (NetDevOps) to design, build, and evolve large-scale enterprise network platforms, with a strong focus on modern, automated, and cloud-integrated infrastructure.This role is suited to a hands-on engineer, not an operations or SRE specialist. You will be expected to quickly contribute to design and delivery activities, applying engineering best practice, automation, and network expertise to support critical services.You will work closely with Architecture, Cloud, and Engineering teams to deliver secure, scalable, and highly available network solutions, balancing immediate delivery needs with longer-term platform improvement.Key Responsibilities Design, implement, and enhance enterprise network infrastructure across data centre, hybrid, and cloud environments Engineer and implement network traffic flows to support business-critical services Build and maintain secure hybrid connectivity across Azure, AWS, and OCI Implement and manage Palo Alto firewall policies across on-prem and cloud environments, aligned to Zero Trust principles Design and operate high-availability network services, including routing, segmentation, and resilience Develop and maintain network automation using tools such as Python, Ansible, and Infrastructure as Code Collaborate with architecture and platform teams to ensure solutions align with engineering standards and strategic direction Contribute immediately to delivery work, demonstrating the ability to operate with minimal ramp up Document designs and changes clearly and consistently, supporting maintainability and knowledge sharingEssential Technical Skills (Priority Criteria)Candidates must demonstrate strong, hands-on experience in the following areas: Enterprise Networking Engineeringo Complex OSPF and BGP environmentso Designing and implementing secure, resilient traffic flowso Strong understanding of typical enterprise and cloud network patterns Firewall and Security Technologieso Extensive experience with Palo Alto firewallso Policy design and implementation across data centre and cloudo Zero Trust and secure network design principles Data Centre & Network Architectureo VXLAN / EVPN, VRF segmentation, and multi-site fabricso Experience with vendors such as Arista (or equivalent)o Load balancing technologies (e.g. F5 BIG-IP: LTM / APM / ASM)Automation & NetDevOps CapabilityYou will be expected to demonstrate a clear move away from traditional, manual networking, including: Network automation experience using Python, Ansible, or similar tooling Infrastructure as Code mindset (e.g. Terraform) Version control and CI/CD exposure (e.g. GitLab CI/CD) Applying DevOps-style practices to network and infrastructure engineeringCloud & Hybrid Experience Strong working experience with at least one major cloud provider (Azure, AWS, or OCI) Designing and integrating hybrid cloud network solutions Understanding of cloud-native networking constructs and security modelsExperience & Knowledge Proven track record as a Network / Infrastructure Engineer in large-scale enterprise environments Experience delivering engineering solutions, not just supporting operations Comfortable working across multiple workstreams and priorities Experience in regulated or complex environments (public sector experience beneficial but not essential) Active SC Clearance (mandatory)Nice to Have Aruba Central / ClearPass SD WAN technologies SaaS and cloud-delivered WLAN / WiFi solutions Prior experience modernising legacy network environmentsRandstad Technologies is acting as an Employment Business in relation to this vacancy.JBRP1_UKTJ