1 to 25 of 36 Cisco IOS Jobs

Network Security Engineer On Site

Location
City Of London, England, United Kingdom
role will involve: Creating/modifying device configurations across switching and routing products, Creating/modifying firewall configurations and policies for different vendors (Cisco, Fortinet, Palo Alto, etc) Working knowledge of Fortigate Firewalls, Cisco FTD, Cisco ACI, Cisco Nexus and Catalyst switches, Cisco ISE NAC, Cisco Wireless, Palo Alto Firewalls, F5 BigIP server load balancers, dynamic routing protocols and best practice device configuration, Experience working with network management platforms (SolarWinds) Excellent troubleshooting skills, with prior experience working as an escalation engineer managing high-priority incidents. You will need to be able ...

Network Implementation Engineer

Hiring Organisation
ECS Resource Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Inside IR35
support a major programme of network deployments and infrastructure change across multiple London sites. As this is a hands on implementation role requiring strong Cisco networking expertise you will be involved throughout the deployment lifecycle, from discovery and planning through to configuration, migration, testing and handover. The successful contractor … vendors and customers to deliver network changes successfully. Key Responsibilities Deliver greenfield and brownfield network implementations across complex enterprise environments Configure, test and commission Cisco Catalyst 9K, Cisco Meraki, routing, switching and wireless technologies Support network discovery, requirements validation, staging, deployment, migration, testing and handover Implement ...

Senior Network Engineer

Hiring Organisation
Searchability (UK) Ltd
Location
Essex, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
taking ownership of network projects from initial design and implementation through to migration, troubleshooting and ongoing support. At the heart of the environment are Cisco Nexus, Cisco ASR, Fortinet and BGP , so you'll need to be technically strong across these technologies rather than simply having supported them … datacentre network infrastructure. Manage core routing, peering, transit and edge connectivity. Design, configure and troubleshoot BGP , including peering and route policies. Configure and support Cisco Nexus datacentre switching environments. Configure and support Cisco ASR service-provider and edge routing. Manage multi-customer firewall environments using FortiGate and FortiManager ...

Senior Core Network Engineer

Hiring Organisation
ECS
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Network Engineer with a strong background in large-scale enterprise or service provider environments. This role requires a technical specialist with deep expertise in Cisco IOS-XR , Cisco NSO , and core network technologies, with a proven track record delivering complex transformation, migration, and automation programmes. Key Experience … Required Extensive hands-on experience with Cisco IOS-XR Strong experience developing and supporting Cisco NSO automation solutions Delivery of large-scale network migration and transformation programmes Production software upgrades , lifecycle management, and hardware refresh projects Experience working within large enterprise or service provider networks Exposure ...

Network Solution Architect

Hiring Organisation
Sanderson Government and Defence
Location
Salisbury, Wiltshire, South West, United Kingdom
Employment Type
Contract
programme teams to deliver robust and resilient solutions. Ensure architectures align with Defence security standards and operational requirements. Essential experience Strong experience with core Cisco networking technologies, including: Routing & Switching Cisco ASA Firewalls Cisco ACI Cisco IOS & NX-OS Wireless Networking Good knowledge of network … associated infrastructure technologies. Knowledge of architecture and project delivery frameworks such as TOGAF and PRINCE2. Familiarity with SIEM technologies and wider network security tooling. Cisco Unified Communications and/or Asterisk PABX experience. Experience with cloud technologies including Microsoft Azure, AWS and Microsoft 365. To learn more, please ...

Senior Patch Management Engineer

Location
Slough, England, United Kingdom
network patching practices. KEY RESPONSIBILITIES Manage the firmware/software lifecycle for routers, switches, firewalls, load balancers, and wireless controllers across multi-vendor environments (Cisco, Juniper, Aruba, Palo Alto, F5, Fortinet). Assess vendor advisories (Cisco PSIRT, Juniper JSA, Palo Alto Security Advisories) and map CVEs to required … runbooks including pre-check scripts, upgrade procedures, rollback steps, and post-validation checks. Automate network patch workflows using Ansible, Netmiko, NAPALM, or vendor APIs (Cisco NSO/DNA Centre). Lead maintenance window planning: impact analysis, rollback testing, stakeholder communication, and CAB submission. Oversee configuration backup integrity (RANCID/ ...

Senior Patch Management Engineer

Location
Greater London, England, United Kingdom
network patching practices. KEY RESPONSIBILITIES Manage the firmware/software lifecycle for routers, switches, firewalls, load balancers, and wireless controllers across multi-vendor environments (Cisco, Juniper, Aruba, Palo Alto, F5, Fortinet). Assess vendor advisories (Cisco PSIRT, Juniper JSA, Palo Alto Security Advisories) and map CVEs to required … runbooks including pre-check scripts, upgrade procedures, rollback steps, and post-validation checks. Automate network patch workflows using Ansible, Netmiko, NAPALM, or vendor APIs (Cisco NSO/DNA Centre). Lead maintenance window planning: impact analysis, rollback testing, stakeholder communication, and CAB submission. Oversee configuration backup integrity (RANCID/ ...

Senior Networking & Security Specialist

Location
Newbury, England, United Kingdom
EIGRP VLAN, STP/RSTP/MSTP, vPC/LACP and QoS VXLAN, GRE and IPsec Enterprise and service-provider environments Cisco ACI, including spine-leaf architecture and multi-pod/multi-site Network Security Next-Generation Firewall design and implementation IPsec, SSL/TLS and SD-WAN security … management Compliance-aligned network security Application Delivery L4/L7 load balancing SSL offloading Global Server Load Balancing (GSLB) High-availability architectures Vendor Technologies Cisco IOS/IOS-XE/IOS-XR/NX-OS, ASA, Firepower, ISE, Catalyst Center and ACI Juniper JunOS ...

Band 6 Network Support Engineer

Hiring Organisation
University Hospitals Birmingham NHS Foundation Trust
Location
Birmingham, B15 2TH, United Kingdom
Salary
£39959.00 to £48117.00
day. Main duties of the job Experience supporting enterprise network environments Knowledge of LAN, WAN, WLAN, TCP/IP, DHCP and DNS Experience with Cisco and/or Extreme networking technologies Strong troubleshooting and problem-solving skills Relevant networking qualification (e.g. CCNA) or equivalent experience Excellent communication and teamwork … including routing and switching, network security controls, firewalls, VPNs, and cloud based networking services. Desirable *ITIL Foundation or Practitioner *Recognised Networking qualification such as Cisco CCNA. *Cyber Security related qualification/cert or extensive experience working on network security platforms Experience Essential *Experience in technical support role gained while ...

Senior Network Engineer

Location
Pentrebach, Wales, United Kingdom
knowledge and experience with the following:- Change control, licensing and asset management Understanding of BGP, MPLS, OSPF, STP, IPSEC, SSL TCP/IP knowledge Cisco ASR and ISR routers Cisco Nexus 9K, Catalyst 9000 and 3000 Series switches Cisco Wireless controllers Cisco DNA and ISE NXOS … IOS-XE, IOS and PANOS knowledge Wireless networking and protocols VPN- Remote, Site-to-Site and Cloud solutions Experience of working within an Enterprise Environment 802.1x authentication and TACACS/RADIUS QoS Cabling standards Personal Attributes: Ability to multi-task Analytical mind, with a problem solving ethic. Enthusiastic ...

IT Engineer - Networking

Location
Milton Keynes, England, United Kingdom
Management tools, F5 Load Balancers, Virtual Private Networks (VPNs), Palo Alto Firewalls, Web Application Firewalls, and other network related technologies* In-depth knowledge of Cisco IOS, NXOS, PANOS, STP, BGP, OSPF, EIGRP, MPLS, VXLAN, access-lists* Experience with Datacenter virtualization technologies.* Experience with cloud (Azure or AWS) network …/infrastructure technologies.* Experience with Cisco and similar VOIP telephony infrastructure.* Possess a thorough understanding of 802.11 wireless principles.* Strong ability to troubleshoot end-user device connectivity at a firewall level.* Knowledge of 802.1X and SAML/SSO implementation strategies.* You should possess excellent communication and client service skills ...

Lead Network Engineer (Tier 3)

Location
Liverpool, England, United Kingdom
critical hosted-services environment Expert knowledge of enterprise routing, switching, firewalls and secure connectivity Advanced experience with at least two core technology platforms, including Cisco IOS/NX-OS, Fortinet FortiGate/FortiManager and Extreme EXOS/ExtremeCloud IQ Advanced knowledge of BGP, OSPF, route redistribution, HSRP/ ...

Senior CNS Engineer

Location
Greater London, England, United Kingdom
mission-critical enterprise and public sector customers with strict UK Data Sovereignty mandates. We serve as the vital bridge connecting sovereign customer environments with Cisco’s global technical ecosystem and worldwide TAC. Operating at the forefront of network engineering, high-stakes incident management, data governance, and AI-driven support … Your Impact As a Senior Network Support Engineer, you will act as the primary interface for customers with UK Data Sovereignty concerns into global Cisco support services. In this high-impact role, you will analyse and de-sensitise critical customer network data to safely route complex issues ...

NSL - Support Engineer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £1000 per day
assurance and task management. - Client interaction and communications management. Active Directory (ADDS). DNS and network routing. IPSEC/cryptography. PKI and certificate management. Cisco IOS. Docker. Jira, including custom plugins. RSA. VMware. MySQL and MongoDB. ELK Stack. Networks and infrastructure. Additional relevant training or certifications, including cloud training ...

Customer Support Engineer

Location
Greater London, England, United Kingdom
Server Operating Systems, specifically Windows 10 Pro\ Windows Server 2008 R2\2012\2012 R2\2016 o Network Switches, preferably with Cisco IOS o Firewalls and Routers, preferably with Fortinet Fortigate o Storage Systems (SAN\NAS\DAS), o Server Hardware, including blade servers o Loading Configuration file on network ...

Network Engineer

Location
Greater London, England, United Kingdom
performance monitoring using tools such as Grafana, Prometheus and ThousandEyes to enable proactive operations Implementing and maintaining scalable, resilient datacentre network infrastructure built on Cisco and Arista technologies Championing automation of operational tasks using Python, Ansible, Jinja2 and Git Supporting and extending Infrastructure-as-Code and CI/… scale environments Experience applying SRE, observability and automation principles to networking, using technologies such as Python, Prometheus, Grafana, OpenTelemetry, Ansible and Jenkins Experience with Cisco and Arista switching and routing, alongside network security infrastructure, including firewalls, IDS/IPS and network segmentation Expertise in Cisco and Arista platforms ...

Application Support Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£750 - £850/day
helps improve future incident management practices. Essential : ITILv4 Foundation Linux NIFI Desirable : Active Directory (ADDS) DNS Newtwork Routing IPSEC/Crypto PKI (Certificate management) Cisco IOS Docker Jira (Custom Plugins) RSA VMWare MySQL Mongo ELK Stack Networks and Infrastructure ...

Senior Core Network Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£450 - £465 per day
Senior Core Network Engineer to support the evolution of a large-scale enterprise network. This role would suit an engineer with extensive experience in Cisco core networking technologies, network automation, and delivering large-scale infrastructure projects within enterprise or service provider environments. What You'll Be Doing Design, implement … hardware refreshes and platform upgrades. Deliver end-to-end migration activities, including planning, implementation and rollback strategies. Build and enhance network automation capabilities using Cisco NSO and modern automation technologies. Support routing, switching and optical networking across a global environment. Produce technical documentation, engineering standards and implementation plans. Work ...

Senior Network Architect

Location
Sheffield, England, United Kingdom
topologies Experience with network automation and orchestration tools and features and DevOps methodology (e.g. Terraform, Ansible, JSON, Nautobot, Vendor‐specific tools like Arista Cloudvision, Cisco DNA Center) Proficient in IPSec (including DMVPN and RRI) design, configuration, operation, and troubleshooting Experience in designing cloud‐based architectures in AWS/Azure … within a team environment with minimum instruction from management Able to work flexible hours as required and provide on‐call support Desirable Skills Fortinet, Cisco and/or Juniper certifications (NSE Level 4/5/6/7, CCIE/CCNP‐SP, JNCIE, JNCIP) Experience with AAA, Tacacs+ ...

Network Deployment Level 3 Engineer

Location
Birmingham, England, United Kingdom
Leading bank looking to bring on a Network Deployment Engineer Mandatory Skills: EVPN, Cisco ACI, Nexus, F5 Load balancer, BGP Job Description: Ten plus (10+) years of experience in networking environment. Responsible to plan and build new network environment; Prepare, document and deploy changes in a network; Understand … network sniffer like Wireshark; test tools. Procedures for voice and data circuits and liaison with carriers and vendors for installations. Highly skilled and experienced Cisco ACI and EVPN Engineer to design, deploy, and manage Application Centric Infrastructure in an enterprise or data center environment. The ideal candidate will have ...

IT Infrastructure & Systems Manager

Location
Greater London, England, United Kingdom
technical concepts to non-technical audiences. Experience leading or mentoring IT team members or support staff is highly desirable. Relevant certifications (e.g., ITIL, Microsoft, Cisco, CompTIA, or cloud certifications) are an advantage. Bachelor’s degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure … infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software ...

Network Engineer – Enterprise Infrastructure

Location
Corsham, England, United Kingdom
Experience with routing protocols, including OSPF and BGP. Advanced knowledge of network devices including routers, switches and firewalls. Experience with enterprise network technologies, e.g. Cisco Nexus, IOS XE, leaf-spine architecture and VXLAN. Understanding of network security technologies, e.g. firewalls, IDS/IPS and AAA platforms. Experience with ...

IT Infrastructure Manager

Location
City of Westminster, England, United Kingdom
Entra ID, Active Directory, and Intune across the EU tenant Manage Conditional Access policies, RBAC, and device compliance Manage device enrolment across Windows, macOS, iOS, and Android via Intune, Apple Business Manager, and Autopilot Manage M365 licensing across all brand accounts Azure Cloud Infrastructure Own and maintain the Azure … Google Workspace Administer Google Workspace across Hyundai, KIA, Genesis, and TaylorMade brand accounts Networking Manage Meraki switching, wireless access points, and MX firewall Manage Cisco Firepower HA firewall configuration and firmware Coordinate with Infinity on network patching, alerting, and vulnerability scanning Manage 3CX telephony via Gamma — extensions, call routing ...

Lead Systems Technician 3

Hiring Organisation
Coastal IT Consulting, LLC
Location
Naples, Florida, United States
Employment Type
Permanent
Salary
USD Annual
Microsoft Windows Desktop Preferred Experience with Microsoft Server Operating Systems Extensive Understanding of TCP/IP, DNS, and Troubleshooting Internet Connectivity Issues Experience with Cisco Meraki Switches, Access Points, and Firewalls Preferred Experience with Supporting Clients on Remote Desktop Solutions Extensive Experience with Mobile Technologies, including Apple iOS ...

IT Support Analyst

Hiring Organisation
Pearson Whiffin Recruitment Ltd
Location
Gloucester, Butterrow, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
£180 - £200/day
Reporting to the Head of IT, you’ll be the first point of contact for IT support, providing high-quality assistance across M acOS, iOS, a small amount of Microsoft 365, Entra ID (Azure AD), Meraki wireless, Cisco AnyConnect VPN, cloud technologies and AV systems . … take ownership of issues through to resolution and explain technical matters clearly to users, as well as the following technical skills: MacOS and iOS Support Familiar with Service Desk Tools Familiar with networking concepts, such as LAN/WAN configuration Familiar with AV equipment, including Smart-TV. Knowledge ...