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 ❯
pressure and adapt to changing situations. Proficiency in Salesforce, AutoCAD, Visio, or other drawing-based software. CDCDP, ATD, CCNA or similar certifications are highly appreciated ITIL Expert or PM certification (desirable but not required). A bit about us Digital Realty brings companies and data together by delivering the full spectrum of data center, colocation and interconnection solutions. PlatformDIGITAL More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Randstad Digital
stakeholders. Experience collaborating with third-party vendors in large-scale enterprise environments. Integration skills with knowledge of firewall, infrastructure, and external systems, using different integration patterns. Working knowledge of Cisco networking, firewalls, M365/Office 365, SAN storage, Wi-Fi, and related technologies. Proven background as a solutions architect, pre-sales architect, or functional lead. Competencies Trust & Integrity: Open … and enables diversity of thought. Communication: Strong written and verbal skills, with confidence in presenting to senior stakeholders. Qualifications Degree-level education or equivalent experience. Azure Solution Architect Expert certification (desirable). Cisco certifications (desirable). ITIL certification (desirable). Why Join Us? This is an exciting opportunity to play a pivotal role in shaping cutting-edge More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Randstad Digital
stakeholders. Experience collaborating with third-party vendors in large-scale enterprise environments. Integration skills with knowledge of firewall, infrastructure, and external systems, using different integration patterns. Working knowledge of Cisco networking, firewalls, M365/Office 365, SAN storage, Wi-Fi, and related technologies. Proven background as a solutions architect, pre-sales architect, or functional lead. Competencies Trust & Integrity: Open … and enables diversity of thought. Communication: Strong written and verbal skills, with confidence in presenting to senior stakeholders. Qualifications Degree-level education or equivalent experience. Azure Solution Architect Expert certification (desirable). Cisco certifications (desirable). ITIL certification (desirable). Why Join Us? This is an exciting opportunity to play a pivotal role in shaping cutting-edge More ❯
To see more Chinese jobs please follow us on WeChat: teamchinapf AND pfteamchina Ref: 22973 The Skills You'll Need: Fluent in Mandarin, IT Infrastructure, System Administration working experience. Your New Salary: Depending on experience Office based Start: ASAP Working More ❯
certificates. Handle ad hoc requests from line manager and senior management. Requirements: Proposal/Documentation Skills and Technical Proficiency/Knowledge: Knowledge in network and security products such as Cisco, Palo Alto, Fortinet, Zscaler, CrowdStrike, CATO and other equivalent vendors/service providers. Knowledge of new technologies of Enterprise IT solutions such as SD-WAN, SASE, EDR/MDR … like AWS and Azure. Ability and Proficiency to create high standard technical documentation, including high & low level Design Docs. Certifications and Experience: Valid CCNP or AWS Speciality or equivalent certification with hands-on experience. Proven customer service experience across all customer levels. Experience in designing, troubleshooting, and evaluating solutions Flexibility, Language, Self Management and Teamwork: Flexible approach to work More ❯
scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads. •Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility. •Optimize network performance for RoCEv2, GPUDirect, and low-latency traffic flows, ensuring maximum … and capacity planning for evolving AI workloads and future-proof infrastructure designs. Required Skills & Expertise: •Proven experience designing and operating VXLAN EVPN-based data center networks. •Strong knowledge of Cisco ACI, Nexus 9000, or Arista EOS platforms. •Expertise in data center routing and switching, including BGP, OSPF, IS-IS, multicast, and fabric path. •Deep understanding of AI-specific networking … Python, Ansible, and Terraform. •Familiarity with GPU-accelerated workloads and distributed systems in AI/ML and HPC environments. Preferred Qualifications & Certifications: •CCNP or CCIE Data Center (highly preferred) •Cisco Certified Specialist – Enterprise Core or Data Center Core •Additional certifications in NVIDIA Networking (Cumulus/Spectrum) or Arista ACE are a plus •Experience with hybrid and multi-cloud networking More ❯
Azure Security Engineer - Sentinel, Defender, Purview With at least five years' Azure Security experience, you will be responsible for implementing and maintaining robust security solutions across the Azure cloud infrastructure, and will have a key role in ensuring compliance, hardening More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Invitise Ltd
Were looking for a Senior Security Engineer for our growing, prestigious client in the data sector, based in London, on an initial 6 - 9 monthcontract basis paying market day rates depending on experience Outside IR35. This role offers hybrid working More ❯