51 to 75 of 77 Network Segmentation Jobs in the UK

OT/ICS Cyber Security Architect

Hiring Organisation
IBEX RECRUITMENT LTD
Location
Greater Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£75,000
architecture principles across OT/ICS environments. Embed secure-by-design controls into industrial systems and operational technology platforms. Lead design assurance across OT network segmentation, zone and conduit modelling, and industrial DMZ architectures. Identify architectural gaps within existing OT estates and define pragmatic remediation roadmaps. Align … recognised OT security standards such as IEC 62443 (ISA-99), NIST SP 800-82 , and application of the Purdue Model . Experience designing secure segmentation models (zones and conduits), industrial firewalls, and secure remote access solutions. Familiarity with industrial protocols such as Modbus, DNP3, Ethernet/IP, OPC/ ...

IT Systems, Cyber & Infrastructure Lead

Hiring Organisation
Electus Recruitment Solutions
Location
Weston-super-Mare, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
Infrastructure Lead Weston-Super-Mare/Office-Based | £45000 - £65000 | Permanent Keywords: IT Infrastructure Lead, IT Engineer, Azure Engineer, Microsoft 365, Fortinet, Cyber Security, Network Engineer, Systems Engineer. My client is a fast-growing UK engineering and R&D organisation delivering advanced software, electronics, and applied research solutions across … security, and system configuration standards Ensure secure, controlled access across all environments Infrastructure & Networking Own Fortinet-based infrastructure (firewalls, switching, VPN, failover) Ensure secure network segmentation and resilience Maintain clear documentation of architecture and dependencies Azure & Microsoft 365 Own Azure platform structure, governance, and access control Manage Microsoft ...

Solutions Architect

Hiring Organisation
Queen Square Recruitment
Location
Wokingham, Berkshire, UK
870.5 ICCP/TASE.2 Understanding of the OSI networking model , data transmission, and communications. Cyber Security Experience implementing OT cybersecurity controls including: Network segmentation Firewalls Intrusion Detection Systems (IDS) Infrastructure & Platforms TOGAF or equivalent architecture framework knowledge. Strong networking knowledge including: TCP/IP DNS BGP VPNs Firewalls ...

Solutions Architect

Hiring Organisation
Queen Square Recruitment
Location
Wokingham, England, United Kingdom
870.5 ICCP/TASE.2 Understanding of the OSI networking model , data transmission, and communications. Cyber Security Experience implementing OT cybersecurity controls including: Network segmentation Firewalls Intrusion Detection Systems (IDS) Infrastructure & Platforms TOGAF or equivalent architecture framework knowledge. Strong networking knowledge including: TCP/IP DNS BGP VPNs Firewalls ...

Project Engineer

Hiring Organisation
Apache Associates
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £65,000 per annum
file and print services. Hybrid cloud and on-premises environments. Backup, disaster recovery, and business continuity solutions. Infrastructure consolidation and modernisation projects. Networking & Security Network design, deployment, and documentation. SonicWall firewall configuration and management. VPNs, routing, NAT, firewall policies, and security controls. UniFi switching and wireless deployments. VLANs, network segmentation, DNS, DHCP, and Wi-Fi design. Security-focused infrastructure implementation and troubleshooting. What We're Looking For The successful candidate will be an organised, client-focused professional with proven experience delivering technical projects across cloud and infrastructure environments. Essential requirements: Proven experience delivering IT infrastructure, Microsoft ...

IT Security Architect

Hiring Organisation
ARC IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
with the ability to write clear security standards Strong differentiators: Awareness of AI and LLM security risks (a live priority here, not a futureone) Network segmentation, Zero Trust, and SASE/SSE experience, SABSA certification The environment This firm moves fast. If you are used to a large ...

Security Architects

Hiring Organisation
CGI
Location
United Kingdom
Employment Type
Full Time
your experience and knowledge in: ● Security standards and frameworks (MoD and HMG experiences helpful) ● Cloud-based cyber security principles and architecture points ● Boundary controls, network segmentation and access control ● Identity and Access Management (including RBAC and A/PBAC, permissions management), ZTA ● Cryptographic techniques and implementations ● IT asset ...

Security Architects (DV Security Clearance)

Hiring Organisation
CGI
Location
Reading, United Kingdom
Employment Type
Full Time
your experience and knowledge in: ● Security standards and frameworks (MoD and HMG experiences helpful) ● Cloud-based cyber security principles and architecture points ● Boundary controls, network segmentation and access control ● Identity and Access Management (including RBAC and A/PBAC, permissions management), ZTA ● Cryptographic techniques and implementations ● IT asset ...

Security Architects (DV Security Clearance)

Hiring Organisation
CGI
Location
Hampshire, United Kingdom
Employment Type
Full Time
your experience and knowledge in: ● Security standards and frameworks (MoD and HMG experiences helpful) ● Cloud-based cyber security principles and architecture points ● Boundary controls, network segmentation and access control ● Identity and Access Management (including RBAC and A/PBAC, permissions management), ● Cryptographic techniques and implementations ● IT asset management ...

Security Architects (DV Security Clearance)

Hiring Organisation
CGI
Location
Greater London, United Kingdom
Employment Type
Full Time
your experience and knowledge in: ● Security standards and frameworks (MoD and HMG experiences helpful) ● Cloud-based cyber security principles and architecture points ● Boundary controls, network segmentation and access control ● Identity and Access Management (including RBAC and A/PBAC, permissions management), ● Cryptographic techniques and implementations ● IT asset management ...

Infrastructure Support Specialist - on site Aldermaston

Hiring Organisation
DXC
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
enterprise networking across Extreme, Cisco, Dell, and HPE switching, including configuration and fault resolution. Assist with Juniper and Palo Alto firewall environments and resolve network connectivity issues. Apply core networking principles including VLANs, routing basics, STP, ARP, link aggregation, and network segmentation. Maintain DNS, DHCP, and domain communication … services across multi-network environments. Perform datacentre operations such as cabling, hardware installation, config changes, and proactive health checks. Contribute to infrastructure and network projects, upgrades, and continuous improvement initiatives. Create and maintain documentation including HLDs, LLDs, build guides, and operational procedures. Participate in Incident, Change, and Problem ...

Operational Infrastructure Manager

Hiring Organisation
Bruin Financial & Professional Services
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £90,000 per annum
touch) Client: Specialty Insurance Broker Role Purpose You will lead the day-to-day running of our entire infrastructure estate including cloud, on-prem, network, identity, backup, DR, and security platforms. Your job is to keep everything stable, secure, resilient, cost-efficient, and continually improving. This is a hands … infrastructure operations in a hybrid-cloud environment. Experience managing operational teams (internal, offshore, or outsourced). Strong understanding of cloud, on-prem, and network technologies. Proven track record reducing risk, improving stability, and eliminating technical debt. Experience in DR planning and resilience engineering. Able to translate complex technical detail ...

OT Cyber Security Analyst

Hiring Organisation
Intec Select Ltd
Location
Culham, Appleford, Oxfordshire, United Kingdom
Employment Type
Contract
Contract Rate
£370/day Hybrid
frameworks such as IEC 62443, NIST CSF, CAF, and ISO 27001. Key Responsibilities Implement and maintain OT security controls across industrial environments Support OT network segmentation and secure remote access solutions Integrate OT environments into SIEM/SOC platforms Develop and tune OT threat detection rules Conduct … security frameworks including IEC 62443, NIST CSF, CAF, and ISO 27001 Experience implementing OT security strategies, controls, and standards Knowledge of industrial networks, segmentation, and OT protocols Experience working with engineering and operational technology teams Strong documentation and stakeholder communication skills Familiarity with SIEM/SOC integration within ...

AWS Cloud Technical Lead

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
effective cloud architectures, following AWS best practices and Well Architected principles. Strong understanding of IAM and security best practices, including least privilege, identity patterns, network segmentation, and governance controls. Proven ability to troubleshoot complex cloud issues across networking, compute, identity, and automation layers. Scripting experience (Python) for automation ...

Senior Lead Architect / Tech Program Manager

Hiring Organisation
Jobleads-UK
Location
Glasgow, Scotland, United Kingdom
Experience with public cloud platforms, especially AWS or GCP Background in delivering infrastructure or platform‐level programs with regulatory, compliance, or resiliency requirements (e.g., network segmentation, disaster recovery, regional data sovereignty) Why Join Us? You’ll be part of a high‐visibility team with a significant mandate, working ...

Senior Presales Engineer

Hiring Organisation
Uniphore
Location
London, UK
business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth 2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise security when deploying cloud-native or hybrid ...

Senior Presales Engineer

Hiring Organisation
Uniphore
Location
London Area, United Kingdom
business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth 2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise security when deploying cloud-native or hybrid ...

Senior Presales Engineer

Hiring Organisation
Uniphore
Location
City of London, Greater London, UK
business applications (e.g., CRM, ERP, data warehouses), with knowledge of protocols (REST, GraphQL) and authentication mechanisms (OAuth 2.0, API keys). Data and network architecture acumen – ability to discuss and propose solutions around data governance, network segmentation, and enterprise security when deploying cloud-native or hybrid ...

Platform Principal Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Entra ID, Azure Policy, Private Link, Key Vault, Azure RBAC. (MUST) AKS Platform Architecture: Building strict multi-tenant environments, logical isolation (namespaces/RBAC), network policies, resource quotas, upgrade strategies, node pools, and workload identity. (MUST) Advanced Kubernetes Ecosystem: Deep understanding of control plane mechanics, custom resource definitions (CRDs … service mesh, OPA/Gatekeeper policy, secrets management, and progressive delivery. Strong security awareness, displaying comfort with CAF/ALZ patterns, least-privilege IAM, network segmentation, and policy-as-code. Experience working with regulated or financial services workloads on Azure. FinOps instincts for managing AKS and networking costs ...

Lead Infrastructure Engineer SC or DV Cleared

Hiring Organisation
Sanderson Government and Defence
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Contract
support. Proven knowledge of HA/DRS, failover planning and resilient infrastructure design. Solid understanding of VMware networking, including vSwitches, distributed switches, VLANs and network segmentation. Experience troubleshooting and optimising VM and host performance. Knowledge of backup and disaster recovery tools such as Veeam, SRM, Zerto or Avamar. Experience ...

Oracle Cloud Infrastructure Platform Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
recovery OEM and OCI Database Management Patching, upgrades, and high availability mission-critical environments Cloud & Infrastructure Strong OCI experience (critical requirement) AWS experience (especially network segregation/security) Linux and/or AIX environments Infrastructure as Code (Terraform, Ansible) including debugging Security & DevOps Network segmentation in cloud ...

Oracle Cloud Infrastructure Platform Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Telford, Shropshire, UK
recovery OEM and OCI Database Management Patching, upgrades, and high availability mission-critical environments Cloud & Infrastructure Strong OCI experience (critical requirement) AWS experience (especially network segregation/security) Linux and/or AIX environments Infrastructure as Code (Terraform, Ansible) including debugging Security & DevOps Network segmentation in cloud ...

Oracle Cloud Infrastructure Platform Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Co. West Midlands, UK
recovery OEM and OCI Database Management Patching, upgrades, and high availability mission-critical environments Cloud & Infrastructure Strong OCI experience (critical requirement) AWS experience (especially network segregation/security) Linux and/or AIX environments Infrastructure as Code (Terraform, Ansible) including debugging Security & DevOps Network segmentation in cloud ...

Oracle Cloud Infrastructure Platform Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Nedge Hill, Shropshire, UK
recovery OEM and OCI Database Management Patching, upgrades, and high availability mission-critical environments Cloud & Infrastructure Strong OCI experience (critical requirement) AWS experience (especially network segregation/security) Linux and/or AIX environments Infrastructure as Code (Terraform, Ansible) including debugging Security & DevOps Network segmentation in cloud ...

VDI Platform Engineer (VMWare)

Hiring Organisation
VIQU IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - 800 per day + Inside IR35
troubleshooting skills across platform, OS and user experience Desirable skills: App Volumes or application layering tools Dynamic Environment Manager (DEM) or equivalent NSX or network segmentation in VDI environments Experience in regulated or high-availability environments ...