LoadBalancing Engineer (F5, AVI, Automation) - 3 Days/Week - Chester - 12-Month Contract - Inside We're hiring a LoadBalancing Engineer for a 12-month hybrid contract role (3 days/week onsite in Chester) with Computacenter, supporting Bank of America Key Tech: F5 (LTM, GTM/DNS, APM, ASM, SSLO), AVI Networks (VMware NSX … and deploy services into production Support change management & troubleshooting Collaborate with cross-functional teams on resilient, secure architectures Maintain accurate documentation and operational handover Requirements: 5+ years' experience in LoadBalancing & Network Engineering Strong F5 expertise, including DNS (GTM) Experience with AVI, automation, and DMZ design Solid grasp of network protocols & compliance Excellent problem-solving and communication skills More ❯
This enables secure, scalable, and resilient communication between internal services-supporting high availability and enforcing strong security boundaries. In addition, we architect, build, and maintain the systems behind Ingress loadbalancing and intelligent traffic management, including a custom fleet of software load balancers, cloud-based loadbalancing infrastructure, DNS, and CDN services.Slack's infrastructure is More ❯
This enables secure, scalable, and resilient communication between internal services-supporting high availability and enforcing strong security boundaries. In addition, we architect, build, and maintain the systems behind Ingress loadbalancing and intelligent traffic management, including a custom fleet of software load balancers, cloud-based loadbalancing infrastructure, DNS, and CDN services.Slack's infrastructure is More ❯
complex network infrastructure, primarily focused on A10 Networks Application Delivery Controllers (ADCs) and security solutions. This role demands a hands-on engineer with a solid understanding of high availability, loadbalancing, and Layer 4-7 traffic management, ideally within secure, mission-critical environments. Key Responsibilities: Configure, deploy, and manage A10 Thunder Series devices (ADC, CGNAT, SSLi, etc.) Perform … working with A10 Networks (Thunder ADC, CGNAT, SSL Insight) In-depth understanding of networking protocols TCP/IP, HTTP/S, DNS, SSL/TLS, BGP, OSPF Experience with loadbalancing, application delivery, and traffic optimisation Active SC (Security Check) or DV (Developed Vetting) clearance is essential More ❯
Stack Developer: Proven experience in full stack development using C#, .NET, and modern JavaScript frameworks. Strong understanding of web application architecture and high-availability environments. Hands-on experience with loadbalancing and request routing technologies, ideally NetScaler or similar. Proficiency in managing and deploying web applications across multiple servers. Good knowledge of SQL Server and database performance optimisation. … and maintain scalable web-based applications using C#, .NET, and JavaScript frameworks. Support and enhance the organisation’s high-availability environment, ensuring performance and reliability. Work with NetScaler for loadbalancing, SSL offloading, and application-level routing logic. Manage and maintain the organisation’s source control systems and version management. Collaborate with internal teams to design, test, and More ❯
Coventry, West Midlands, United Kingdom Hybrid/Remote Options
Stackstudio Digital Ltd
MPLS, STP, VXLAN, DNS/DHCP). Familiarity with SDN and SD-WAN architectures (Cisco Viptela, Meraki, VMware NSX, Fortinet). Design and implementation experience with VPNs, remote access, loadbalancing, firewalls, proxies (F5, Palo Alto, Forcepoint, Cisco ASA). Strong knowledge of wireless networking design and optimisation. Security integration: Zero Trust, segmentation, NAC; familiarity with ISO More ❯
West Midlands (County), Birmingham, United Kingdom
Sherborne Talent Solutions
deployment and optimisation of SD-WAN and SASE/SSE technologies (e.g., Netskope, Zscaler, Cisco Umbrella). Manage and maintain secure network architectures including firewalls, VPNs, switching, routing, and loadbalancing (HAProxy). Monitor, analyse, and optimise network performance and security posture. Implement security policies aligned with ISO 27001, NIST, and CIS frameworks. Produce detailed documentation for configurations More ❯
Stevenage, Hertfordshire, England, United Kingdom Hybrid/Remote Options
MBDA
and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Loadbalancing (e.g. F5), secure email/web gateways, or SD-WAN exposure. Certifications: CCNA/CCNP (Enterprise or Security), PCNSA/PCNSE, Check Point CCSA/CCSE, VMware More ❯
Bristol, Avon, South West, United Kingdom Hybrid/Remote Options
MBDA
and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Loadbalancing (e.g. F5), secure email/web gateways, or SD-WAN exposure. Certifications: CCNA/CCNP (Enterprise or Security), PCNSA/PCNSE, Check Point CCSA/CCSE, VMware More ❯
Stevenage, Hertfordshire, South East, United Kingdom Hybrid/Remote Options
MBDA
and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Loadbalancing (e.g. F5), secure email/web gateways, or SD-WAN exposure. Certifications: CCNA/CCNP (Enterprise or Security), PCNSA/PCNSE, Check Point CCSA/CCSE, VMware More ❯
that support mission-critical business operations. Responsibilities:Design and implement enterprise-grade network architectures leveraging SDN, SDA, and SD-WAN technologies.Configure, deploy, and troubleshoot Cisco routers, switches, firewalls, and load balancers across large (link removed)tegrate and manage Cisco ISE for network access control, identity management, and policy enforcement.Optimize routing protocols such as OSPF, EIGRP, BGP, and ensure high … availability through MPLS and VPN solutions.Manage and maintain advanced firewall configurations, VPN tunnels, and loadbalancing for secure connectivity.Collaborate with network security and operations teams to ensure compliance, performance, and scalability.Participate in architecture reviews, capacity planning, and performance optimization initiatives.Develop and maintain technical documentation, network diagrams, and operational procedures. Required Skills & Qualifications:Bachelor s degree in Computer Science … SDA)Software Defined Wide Area Network (SD-WAN)Cisco Identity Services Engine (ISE)Strong proficiency in network protocols and technologies, including:TCP/IP, OSPF, EIGRP, BGP, MPLS, VPNFirewalls, Load Balancers, Routers, and Switches Valid industry certifications (one or more of the following):CCNA, CCNP, CCIE, CCDE, PCNSE, NSE9, JNCDA, JNCDS-DCExperience in network automation using Python, Ansible, or More ❯
Ansible, Helm, or CloudFormation. Experience implementing CI/CD pipelines and DevOps practices using tools such as Jenkins, GitLab, or Azure DevOps. Knowledge of networking technologies including VPN, VPC, loadbalancing, DNS, firewalls, and routing protocols. Strong understanding of cloud security, identity management, and compliance frameworks. Experience with logging, monitoring, and performance tools such as CloudWatch, Grafana, Prometheus More ❯
/EIGRP) Meraki - Edge Network & Wi-Fi (including site to site VPN via MX200/250/400, switch stack management, L2 and L3 switching) Aruba - Authentication (ClearPass) F5 - Loadbalancing Checkpoint - HQ and Cloud Firewall (including site to site VPN) Experience working in a support environment Experience troubleshooting/configuring and installing various network devices Understanding of More ❯
advanced content filtering Expertise in malware prevention and data loss prevention systems, including Day Zero threat prevention MUST have extensive knowledge on fundamental networking concepts of DNS, DHCP, Firewalls. Loadbalancing, IPS, basic routing/switching; excellent understanding of TCP/IP and packet analysis Expertise in creating Application and network diagrams including all pertinent flows and decisions. More ❯
Birmingham, West Midlands, England, United Kingdom
Walter Everett
with the following is highly desirable: Security: Cisco (LAN/WAN/WLAN/Telephony), Fortinet (WAN/SD-WAN), Check Point, Palo Alto, Infoblox (DHCP & DNS), Bluecoat, Zscaler LoadBalancing & Proxies: Citrix NetScaler or similar Tools & Platforms: Experience with Catalyst Center, FortiManager, Panorama Scripting/Automation: PowerShell, Terraform, Ansible (or similar) ITSM Systems: Familiarity with support ticketing More ❯
Stevenage, Hertfordshire, South East, United Kingdom Hybrid/Remote Options
MBDA
this is the place to make an impact. What we're looking for from you: ESSENTIALS Solid understanding of networking principles (TCP/IP, DNS, routing, switching, VLANS and loadbalancing) Strong expertise in configuring, maintaining and troubleshooting firewalls e.g. Cisco, Checkpoint, Palo Alto Demonstrable hands-on experience in next-gen firewalls and advancing security features like IPS More ❯
london, south east england, united kingdom Hybrid/Remote Options
Starling
have: Experience of architecting and engineering cloud infrastructure to support existing services and develop new ones Experience with AWS services including EKS, VPC, IAM, RDS, EC2, ECS, S3, R53, LoadBalancing and Direct Connect Experience of service oriented architecture with containers, distributed systems and immutable infrastructure Experience with Infrastructure as Code and infrastructure provisioning tools, particularly terraform Experience More ❯
for streamlined automation and delivery. Demonstrate hands-on expertise in Infrastructure as Code (IaC) practices, particularly using Terraform. Configure and optimise Azure services such as Front Door, SQL, and Load Balancers to support secure and high-performing cloud environments Assess networking requirements and help design appropriate solutions, including loadbalancing, firewalls, routing, application gateway and network security More ❯
skills in Linux/Unix administration and shell scripting. Proficiency with cloud platforms (AWS, Azure, GCP) and container orchestration (Kubernetes, Docker Knowledge of networking fundamentals (TCP/IP, DNS, loadbalancing Proficiency in Linux/Unix administration, scripting (Python, Bash, or similar Experience with monitoring tools (Prometheus, Grafana, DataDog Familiarity with containerization (Docker, Kubernetes) and cloud services. Experience More ❯
systems including practical experimentation and development skills Has both technical breadth and depth and great client engagement skills Deep knowledge in the following technologies: Cisco ACI, VMware NSX, F5 Load-Balancing including GTM, LTM, ASM and APM modules, Cisco and Palo Alto firewalls, Cisco ISE. Knowledge or appreciation of some the listed technologies: Cisco Hyperflex, Cisco UCS, Dell More ❯
Inputting into High Level Designs Creating Low Level designs from approved High Level Designs Configuring core infrastructure components eg Data Centre Fabric, Access/Distribution Switches, Routers, WAN, Firewalls, load balancers, Authentication Servers, Wifi controllers, management tooling. Performing impact assessments on large or complex networks. Performing testing to pre-determined plans and analyse results. Planning survey's/surveying … Routing/Switching) o Data Centre Networking o Cisco ACI o Firewalls (Palo Alto/Cisco) o Authentication (802.1x/Cisco ISE/AD familiarity) o Network management o Loadbalancing (Netscaler) o Cisco SDA (Software Defined Access) o Meraki o Wifi o Remote access o Encryption? Please send CV for full details and immediate interviews. We are More ❯
london, south east england, united kingdom Hybrid/Remote Options
IO TECH SOLUTIONS LIMITED
out-of-hours rota. Required Skills & Experience 2- 5 years in infrastructure, platform engineering, or DevOps roles. Strong Linux administration and networking knowledge (TCP/IP, DNS, VPNs, routing, loadbalancing). Production experience in AWS (multi-region) or other cloud environments. Hands-on with proxy/CDN technologies (Nginx, Squid, CloudFront) in production. Strong scripting skills (Python More ❯