Able to meet demands for out-of-hours working. Good working knowledge of networking; L2 and L3 concepts, best practices, operation and security. Strong hands-on experience with Cisco switching and routing platforms, including configuration, troubleshooting, and design across campus and WAN environments Strong data centre networking experience, including technologies … such as Cisco ACI, Nexus platforms (5K/7K/9K), VXLAN, EVPN, and multi-site fabric design Strong multi-vendor firewall experience, including CiscoASA, Firepower, Palo Alto Networks, and FortiGate firewalls Cisco & Meraki Wi-Fi Forescout and/or Cisco ISE Network Access Control (NAC) SolarWinds network monitoring. Experience … security products and public cloud networking is desirable but not essential. CCNP R&S certification or equivalent experience/knowledge (essential). Palo Alto PCNSA/PCNSE (essential) Cisco Wi-Fi certification and engineering experience (essential) You may have Cisco CCIE R&S certification (highly desirable) Cisco CCNA/CCNP Security; Checkpoint SA/ More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Marlin Selection
be advantageous; understanding the principles is required. Imperva WAF and DDoS Menlo Web Security Gateway Menlo CASB Cisco Secure Access Cisco Umbrella CiscoASA KnowBe4 Digicert Certificates and Microsoft Certificate Services Ivanti or Automox patching AppCheck or Tenable WAS Kali Linux (NMAP, Metasploit, BurpSuite, John etc) Desired Education: CISM, MS SC100, 200 and More ❯
and on-premises environments, ensuring that our systems are robust, scalable, and aligned with industry best practices. Main Responsibilities: Manage and optimize the company's network infrastructure, including Cisco switches, routers, and firewalls. Firewalls & Security Devices: Configure, maintain, and troubleshoot firewall technologies and other security devices to safeguard the network from potential threats. Incident Response & Troubleshooting: Respond to … of Cyber Security Best Practices, risk management, and network hardening techniques. Hands-on experience in CVE detection and remediation (including vulnerability scanning tools like Nessus, Qualys, etc.). Cisco Certifications (CCIE, CCNA, etc.) with recent experience working on Cisco switches, routers, and … other networking devices. Preferred: Certifications such as CompTIA Security+, Certified Information Systems Security Professional (CISSP), or Certified Ethical Hacker (CEH). Experience with firewall technologies (e.g., CiscoASA, Palo Alto, Fortinet). Strong troubleshooting skills in Azure Active Directory (Entra) environments and related cloud-based security tools. Familiarity with security monitoring tools (SIEMs, IDS/IPS, etc. More ❯
network operations and professional services Hands-on experience with Cisco networking technologies, including switches, WLCs, and ISE Working with enterprise-grade firewalls such as CiscoASA, Palo Alto, Juniper SRX, Meraki MX, and Zscaler Background in telecommunications or ISP environments is highly desirable Please apply directly with a CV and if suitable we will be More ❯
Angular, or Vue.js). Good understanding of network security principles , firewall rules , ports , protocols , and access control . Exposure to firewall management tools (e.g., Palo Alto, CiscoASA, Fortinet). Ability to read and apply basic firewall configurations to development workflows. Experience working with DevOps/SRE teams and understanding deployment pipelines. More ❯
Managed & Professional Services environment Strong expertise in Cisco ACI (Multi-Site, Multi-Pod) CCNP/CCIE level proficiency in Routing & Switching Experience with Enterprise Firewalls (Palo Alto, ASA, or Firepower preferred) SC Clearable and must be a sole British national Desirable Skills: CCNP/CCIE Certifications Experience designing and deploying Cisco ISE solutions Benefits: Competitive More ❯
