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 ❯
even if you're still developing full mastery. Core Skills & Experience Required: Hands-on experience supporting or configuring Proxy platforms (eg McAfee, Skyhigh, Blue Coat) Experience or knowledge of LoadBalancing technologies such as F5 BIG IP (LTM/GTM) VMWare Next Gen Load Balancer (formerly AVI Networks) Working knowledge of TCP/IP, HTTP/S … configuration Preferred: Experience building from base and upgrading firmware of Web Proxies Experience of DLP/Malware Protection & Mitigation infrastructure Experience writing or editing iRules, health monitors, or similar loadbalancing policies Awareness of certificate management, TLS handshake flow, and debugging tools (Wireshark, Fiddler) Contract Role inside IR35 - initial 12 month contract - 3 days a week in office 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 ❯
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 ❯
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 ❯
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 ❯
/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 ❯
LLD documentation, capture requirements, coordinate with carriers and cabling vendors, and support both legacy and modern environments. Expect to work across Cisco enterprise platforms, firewalls, advanced security protocols, and loadbalancing technologies while ensuring resilience, performance, and security across the wider network. Key Skills Cisco routing, switching and Nexus platforms across LAN and WAN Firewalls: Cisco ASA, Checkpoint … Palo Alto, Pulse Secure, NSX Authentication: SAML, SSO, LDAP, Active Directory IPSEC, GRE, DNS, HTTP, HTTPS, Proxy and SSL F5 BIG IP load balancers and wireless WLC/AP technologies Strong network troubleshooting skills and use of sniffers including Wireshark Ability to produce HLD and LLD documentation and map architectures in Visio Experience delivering multiple customer live implementations If 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 ❯
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 ❯
Prometheus, Grafana, or similar) Problem-solving skills - ability to troubleshoot complex distributed systems Desirable Skills and Experience Experience with GitHub Actions for CI/CD Understanding of networking and loadbalancing in cloud environments Security tooling experience - vulnerability scanning, SAST/DAST, compliance automation Experience with cost optimization and FinOps practices in cloud environments Knowledge of database administration More ❯
CD and Infrastructure as Code (IaC) using tools such as Azure DevOps. Familiarity with containerisation and orchestration (Docker, Kubernetes). Knowledge of networking and security fundamentals in Azure (ExpressRoute, loadbalancing, DNS, availability sets). Awareness of other cloud platforms (AWS, GCP) is a plus. More ❯
and documentation Collaborate with infrastructure, security and architecture teams to deliver robust, resilient network solutions About You: Strong understanding of core networking: TCP/IP, DNS, routing, switching, VLANs, loadbalancing Hands-on experience with next-generation firewall technologies and advanced features (IPS/IDS, SSL decryption, DPI) In-depth knowledge of IPSec, SSL/TLS, VPNs and More ❯
united kingdom, united kingdom Hybrid/Remote Options
FIS Capital Markets
PowerShell, Ansible, Terraform, Puppet, Bash etc... Proven track record of deploying/running/troubleshooting Docker containers in a production environment Good understanding of wider infrastructure such as firewalls, loadbalancing networking Encourage and promote a culture of collaboration between teams We operate a hybrid working model, this position is primarily based in the London office. You will More ❯
City, London, United Kingdom Hybrid/Remote Options
Saab UK
across the Support and Operations teams. Experience/Qualifications Essential requirements Demonstrable knowledge and experience in 3 or more of the following: Microsoft Windows Server Microsoft SQL Server Networking (Loadbalancing, Firewalls, TCP/IP) Linux (Debian or RHEL) Telephony/UC (SIP, ACD, VOIP) Active Directory (ADFS, domain management, users/groups, policies, certificates etc.) Infrastructure management More ❯
London, South East, England, United Kingdom Hybrid/Remote Options
Saab UK
across the Support and Operations teams. Experience/Qualifications Essential requirements Demonstrable knowledge and experience in 3 or more of the following: Microsoft Windows Server Microsoft SQL Server Networking (Loadbalancing, Firewalls, TCP/IP) Linux (Debian or RHEL) Telephony/UC (SIP, ACD, VOIP) Active Directory (ADFS, domain management, users/groups, policies, certificates etc.) Infrastructure management More ❯
Swinton, Manchester, United Kingdom Hybrid/Remote Options
JJ Associates
HP network devices and firewalls Troubleshoots network problems. Document existing and new solutions during implementation and manage change within the environment Patching and upgrade schedules for all network devices (Load balancers, Switches, Firewalls etc.) Collaborates with Infrastructure architects on best practice and design. Secure network by establishing and enforcing policies and defining and monitoring access Strong documentation skills Time … equivalent level with 3 years experience in Cisco technologies, experience in other network vendors is desirable Cisco Firepower and Cisco ASA configuration and management Experience of routing, switching and loadbalancing techniques Advanced Network knowledge Network design and implementation Network, Firewall and Load balancer performance monitoring & troubleshooting Project management Problem solving and analytical skills Strong documentation skills More ❯
Swinton, City and Borough of Salford, Greater Manchester, United Kingdom Hybrid/Remote Options
JJ Associates
HP network devices and firewalls Troubleshoots network problems. Document existing and new solutions during implementation and manage change within the environment Patching and upgrade schedules for all network devices (Load balancers, Switches, Firewalls etc.) Collaborates with Infrastructure architects on best practice and design. Secure network by establishing and enforcing policies and defining and monitoring access Strong documentation skills Time … equivalent level with 3 years’ experience in Cisco technologies, experience in other network vendors is desirable Cisco Firepower and Cisco ASA configuration and management Experience of routing, switching and loadbalancing techniques Advanced Network knowledge Network design and implementation Network, Firewall and Load balancer performance monitoring & troubleshooting Project management Problem solving and analytical skills Strong documentation skills More ❯
Employment Type: Permanent
Salary: £50000 - £60000/annum 25 days holiday, pension
security colleagues, contributing to ongoing enhancements across the business. Key Responsibilities Manage and optimise network infrastructure across virtual, cloud, and WAN environments Configure and maintain firewalls, routers, switches, and load balancers Support backup, disaster recovery, and general infrastructure improvements Monitor network performance, troubleshoot issues, and resolve escalations Deploy security and operational updates in line with business standards Work with … vendors on technical escalations Essential Experience Strong hands-on experience with Fortinet firewalls (must have) Solid VMware administration skills (must have) Cisco switching (CLI), TCP/IP, VLANs, VPNs, loadbalancing Strong troubleshooting and analytical skills Knowledge of Linux and Windows environments Experience deploying security updates and monitoring network performance Desirable Azure/AWS familiarity, Dell server/ More ❯
scalable solutions that support the entire business. What you’ll do Manage and optimise network infrastructure, including virtual networks, cloud infrastructure, and WAN technologies. Configure and maintain firewalls, routers, load balancers, and switches. Deploy security and operational updates in line with business guidelines. Monitor network performance and resolve bottlenecks. Collaborate with infrastructure and security engineers to align on requirements. … network-related issues. Participate in out-of-hours work as required by the role. What we’re looking for: Advanced knowledge of networking (TCP/IP, subnetting, VLANs, VPNs, loadbalancing). Strong troubleshooting and analytical skills. Experience with FortiNet firewalls and Cisco switches (including CLI configuration). Proficiency in Linux and Windows operating systems and Aws & Azure. More ❯