Cisilion are looking for a Senior Technical Consultant to join our high-performing Professional Services team. In this role, you'll be responsible for consulting, designing, planning, and implementing Cisco-based technical projects. You'll work closely with Principal Technical Consultants, Presales Architects, and other cross-functional teams to deliver high-impact solutions that meet our clients' needs. As … GDPR best practices. Typical Deliverables Serve as a trusted subject matter expert in relevant technologies, delivering technical presentations, solution demonstrations, and proposal development, with a deep understanding of core Cisco SMB and Enterprise technologies. Function as a mentor and technical escalation point, providing expert-level knowledge, peer-level review, and guidance on issue resolution, standards, design, and best practices. … Professional Services, both internally and externally. Provide technical governance and oversight for one or more teams of consultants and third parties throughout project duration Certifications Essential: Valid and active Cisco Certified Networking Professional (CCNP) - Enterprise Essential: Valid and active Cisco Certified Networking Professional (CCNP) - Security Desirable: Cisco Certified Networking Professional (CCNP) - Data Center Desirable: Cisco Certified More ❯
defined Infrastructure products. In-depth vendor and hands on technical knowledge across a wide range of Infrastructure cloud and network) technologies and associated protocols Strong hands-on experience with Cisco IOS, Cisco NXOS, IOS-XR, Cisco hardware, Juniper Hardware and JUNIOS software, Accedian Network Interface Nodes, Ixia test generator, IP Routing and Switching. Additionally, the candidate will … have MPLS experience, working knowledge of IP Firewalls, IP Load balancers and IP Multicast Strong working knowledge and experience with: TCP/IP, Cisco IOS, Cisco NXOS, IOS-XR, Juniper JUNIOS, LAN/WAN, Service Provider/Extranet networks, Ethernet switching, including VPC/VSS, BGP, EIGRP, SNMP, L2/L3VPN, MPLS, QoS, Traffic Engineering, Network Service Orchestration … with developing standards and network testing, software and hardware certification and qualification, writing test plans and producing network test reports. Experience as a network design engineer with hands-on Cisco IP Routing/Switching design and implementation in a service provider environment. Knowledge around JIRA (epic, story, task tracking, scrums-based delivery), Confluence and Gitlab tooling is crucial Experience More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Precise Placements
Network Engineer – Cisco, Palo Alto, FortiGate Firewalls, Cisco Catalyst, Nexus switches, Cisco ISE expertise, Cisco Wireless Controllers We are seeking a skilled Network Engineer for a 12-month Fixed-Term Contract to join a leading professional services organisation. Reporting directly to the Infrastructure Platforms Manager, you will play a key role in maintaining and optimising the … existing LAN/WAN infrastructure, while also supporting office moves, changes, and ongoing infrastructure projects. Key Responsibilities Design, implement, and manage complex network infrastructure using Cisco Campus Networking (9300 series) and Cisco Nexus switches. Configure, deploy, and maintain Palo Alto Prisma Access firewall policies. Administer and configure FortiGate Firewalls for advanced security and threat management. Monitor network performance … legal obligations, including SRA Standards and Principles. Skills & Experience Strong knowledge of core networking fundamentals (Layer 2/3 technologies, BGP, OSPF, troubleshooting). Proven hands-on experience with Cisco Catalyst and Nexus switches. Working knowledge of Palo Alto firewalls, Prisma Access, and SD-WAN. Experience with Azure networking and relevant Cisco/Azure certifications. 5+ years’ experience More ❯
or GitHub Actions, Git/GitHub, scripting in PowerShell/Bash/Python; IaC with Terraform/Ansible. Security & networking: anti-virus/malware/endpoint tooling; fundamentals across Cisco switching, Palo Alto firewalls, SD-WAN (Cato/Prisma), IPSec VPN, and basic Kubernetes concepts. What you’ll do: Provide 1st/2nd/3rd line support. Build and More ❯
or GitHub Actions, Git/GitHub, scripting in PowerShell/Bash/Python; IaC with Terraform/Ansible. Security & networking: anti-virus/malware/endpoint tooling; fundamentals across Cisco switching, Palo Alto firewalls, SD-WAN (Cato/Prisma), IPSec VPN, and basic Kubernetes concepts. What you’ll do: Provide 1st/2nd/3rd line support. Build and More ❯
or GitHub Actions, Git/GitHub, scripting in PowerShell/Bash/Python; IaC with Terraform/Ansible. Security & networking: anti-virus/malware/endpoint tooling; fundamentals across Cisco switching, Palo Alto firewalls, SD-WAN (Cato/Prisma), IPSec VPN, and basic Kubernetes concepts. What you’ll do: Provide 1st/2nd/3rd line support. Build and More ❯
london (city of london), south east england, united kingdom
Mondrian Alpha
or GitHub Actions, Git/GitHub, scripting in PowerShell/Bash/Python; IaC with Terraform/Ansible. Security & networking: anti-virus/malware/endpoint tooling; fundamentals across Cisco switching, Palo Alto firewalls, SD-WAN (Cato/Prisma), IPSec VPN, and basic Kubernetes concepts. What you’ll do: Provide 1st/2nd/3rd line support. Build and More ❯
end-users and other IT staff as needed. Perform network capacity planning and scalability assessments to support business growth. Tech Stack: Fortinet Fortigate 201F/E and 60E firewalls Cisco Catalyst 9300 switches Ubiquity Unifi AC-HD Wireless APs and CloudUnifi controller AWS VPC with transit gateway and site-to-site VPN Palo Alto Networks GlobalProtect Remote Access VPN More ❯
administration and design Global Software Patching and estate management via Intune Firewall (Azure, CheckPoint and Cloudflare), DNS, VPN, WIFI and Local Area Network design & administration experience Software Defined Networking (Cisco, Meraki, Versa) Key Skills Microsoft 365 & Azure: Strong experience managing Microsoft 365 (Exchange, SharePoint, Teams), Azure cloud infrastructure, and security tools such as Microsoft Defender and Sentinel. Security & Compliance More ❯
FortiAnalyzer, FortiSwitch, FortiAP, FortiClient, FortiNAC, SASE) and SD-WAN design. Skilled in leading complex network projects and providing senior-level technical support. Knowledge of campus networks and major vendors (Cisco, Juniper, Fortinet, Extreme). Strategic thinker with the ability to align plans to business goals. Clear communicator, adaptable to audience, and effective at building relationships. CCNP/NSE7/ More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Kureos
maintain network automation tools leveraging REST APIs, scripting, and orchestration frameworks. Architect and optimise on-prem and AWS networking across a global footprint. Perform network maintenance and engineering across Cisco IOS, NX-OS, IOS-XR, IOS-XE platforms. Support and optimise multicast, routing, and security environments (Checkpoint firewalls, F5 load balancers). Partner with IT, Production Support, and Development More ❯
maintain network automation tools leveraging REST APIs, scripting, and orchestration frameworks. Architect and optimise on-prem and AWS networking across a global footprint. Perform network maintenance and engineering across Cisco IOS, NX-OS, IOS-XR, IOS-XE platforms. Support and optimise multicast, routing, and security environments (Checkpoint firewalls, F5 load balancers). Partner with IT, Production Support, and Development More ❯
london, south east england, united kingdom Hybrid / WFH Options
Kureos
maintain network automation tools leveraging REST APIs, scripting, and orchestration frameworks. Architect and optimise on-prem and AWS networking across a global footprint. Perform network maintenance and engineering across Cisco IOS, NX-OS, IOS-XR, IOS-XE platforms. Support and optimise multicast, routing, and security environments (Checkpoint firewalls, F5 load balancers). Partner with IT, Production Support, and Development More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Kureos
maintain network automation tools leveraging REST APIs, scripting, and orchestration frameworks. Architect and optimise on-prem and AWS networking across a global footprint. Perform network maintenance and engineering across Cisco IOS, NX-OS, IOS-XR, IOS-XE platforms. Support and optimise multicast, routing, and security environments (Checkpoint firewalls, F5 load balancers). Partner with IT, Production Support, and Development More ❯
and supporting network technologies in enterprise environments, ideally within financial services or regulated sectors. Hands-on experience with automation and monitoring tools. Skilled in configuring, managing, monitoring, and troubleshooting Cisco Nexus, firewalls, Meraki switches, and WiFi networks. Knowledge and experience with Zero Trust networking environments. Experience configuring, supporting, and maintaining monitoring solutions such as SolarWinds. Degree or equivalent qualification More ❯
Azure, Windows Server, MS Exchange/365, Active Sync, Active Directory, LAN/WAN, MDM and Microsoft Office Suite. Knowledge of VMware, Citrix, MDM (Mobile Device Management), Disaster Recovery, Cisco, SAN (e.g., EMC, Equallogic), and Cyber Security (e.g., IPS, IDS). Impeccable verbal/written communication. Exhibit a high-level of professionalism and sound judgment. Experience with ConnectWise or More ❯
Expertise : Expert in low-latency network technologies, including Multicast (IGMP, PIM), L2/L3, and WAN design. Expert in routing protocols such as BGP and OSPF. Experience with Arista, Cisco, including Layer 1 switches. Knowledge of FPGA and high-performance computing technologies is a plus. Strong understanding of time synchronization protocols, including Precision Time Protocol (PTP, WR) and PPS More ❯
role offers a unique opportunity to shape OpenAI's security-first, automation-driven network ecosystem. You may be a fit for this role if you have: Strong experience with Cisco IOS, Cisco Meraki, Palo Alto or similar Enterprise network vendors. Strong Routing and Switching experience including routing protocols (BGP, OSPF and MPLS) Experience with Network monitoring tools/ More ❯
of networking routing protocols and an understanding of EIGRP, BGP, OSPF, and IP multicast. Management of LAN/WAN environments including device protocols and communication standards Supporting Wireless Solutions (Cisco/Juniper Mist) Administration of Firewall systems Palo Alto, Juniper, Fortinet, Checkpoint or Cisco Knowledge of Load balancer solutions (such as Citrix Netscaler/F5) Working knowledge of … expected to upskill your knowledge of different technologies (Project related) Create, maintaining, and reviewing operational and technical design documentation. Set yourself apart: Knowledge of Network security and threat management. Cisco ISE (preferable) Ability to develop network automation through use of scripts e.g. Cisco DNA Center, Python (IaaC) Network Professional level certifications (CCNP, JNCIS, PCNSE or equivalent) Understanding of More ❯
of networking routing protocols and an understanding of EIGRP, BGP, OSPF, and IP multicast. Management of LAN/WAN environments including device protocols and communication standards Supporting Wireless Solutions (Cisco/Juniper Mist) Administration of Firewall systems Palo Alto, Juniper, Fortinet, Checkpoint or Cisco Knowledge of Load balancer solutions (such as Citrix Netscaler/F5) Working knowledge of … expected to upskill your knowledge of different technologies (Project related) Create, maintaining, and reviewing operational and technical design documentation. Set yourself apart: Knowledge of Network security and threat management. Cisco ISE (preferable) Ability to develop network automation through use of scripts e.g. Cisco DNA Center, Python (IaaC) Network Professional level certifications (CCNP, JNCIS, PCNSE or equivalent) Understanding of More ❯
of networking routing protocols and an understanding of EIGRP, BGP, OSPF, and IP multicast. Management of LAN/WAN environments including device protocols and communication standards Supporting Wireless Solutions (Cisco/Juniper Mist) Administration of Firewall systems Palo Alto, Juniper, Fortinet, Checkpoint or Cisco Knowledge of Load balancer solutions (such as Citrix Netscaler/F5) Working knowledge of … expected to upskill your knowledge of different technologies (Project related) Create, maintaining, and reviewing operational and technical design documentation. Set yourself apart: Knowledge of Network security and threat management. Cisco ISE (preferable) Ability to develop network automation through use of scripts e.g. Cisco DNA Center, Python (IaaC) Network Professional level certifications (CCNP, JNCIS, PCNSE or equivalent) Understanding of More ❯
