How you'll spend your time Independently perform highly complex assignments. Network design, architecture, management, and deployment of new and existing routing and switching within campus, cloud and datacenter networks. Lead proper execution of network changes & updates in accordance with corporate security policies to meet business requirements. Responsible for network performance, as well as conformance to security More ❯
London, England, United Kingdom Hybrid / WFH Options
SITA Switzerland Sarl
a goal-driven environment NICE-TO-HAVE Technical certification (current or expired) in one or more of the following: Palo Alto Networks; Cisco Networking (LAN); Cisco DataCentre (ACI & Nexus); Cisco NCS; AVI Load Balancer; Aruba WLAN; ClearPass WHAT WE OFFER We're all about diversity. We operate in 200 countries and speak 60 different languages and More ❯
troubleshooting desktop hardware and software issues Scripting skills for automation of tasks e.g. Python, PowerShell Working knowledge of networking concepts & technologies Hands on experience working in colocation/datacenter facilities, using Atlassian JIRA & Confluence, and knowledge of Linux operating systems is very advantageous We are Mako Benefits At Mako, we are welcoming, inclusive and collaborative. We work More ❯
our technology-based program supporting a key customer. This program will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, datacenter hosted servers, multi-Cloud services as well as virtualized applications, and storage systems. Enterprise Computing Engineering services include modern application technology including containerized solutions with orchestrated workflow that More ❯
sales (FMS) clients, providing top-tier desk-side support, and offering adaptable enterprise infrastructure solutions. Our services, ranging from systems administration and network engineering to Information security and datacenter management, are essential to the mission's success, so we're looking for team members who are committed to delivering excellence without compromise and who view customer service More ❯
sales (FMS) clients, providing top-tier desk-side support, and offering adaptable enterprise infrastructure solutions. Our services, ranging from systems administration and network engineering to Information security and datacenter management, are essential to the mission's success, so we're looking for team members who are committed to delivering excellence without compromise and who view customer service More ❯
London, England, United Kingdom Hybrid / WFH Options
PlayStation Network
and supporting the IT infrastructure that underpins our PlayStation Studios Services (PSS) operations. You will ensure the availability, performance, and security of servers, storage, and networks across our data centers. This includes collaboration with internal teams and external partners to deliver reliable and scalable infrastructure services. Key Responsibilities Provision, configure, and maintain physical and virtual servers (Windows, Linux … . Administer storage systems, including capacity planning and performance tuning. Apply system and security updates, patches, and configuration changes. Manage backup and disaster recovery solutions ensuring data resilience. Supervise infrastructure health, diagnose performance issues, and proactively respond to incidents. Support configuration and operation of networking infrastructure, including Juniper-based and wireless technologies. Provide application-level support for production … discrimination because of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age. Collecting diversity data is intended to help SIEE maintain equal opportunities best practice and identify barriers to workforce equality and diversity. Please read this notification and consent before you decide whether to More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Ncounter Technology Recruitment
a critical role in global markets, offering integrated investment services to institutional clients and managing trillions in assets. Known for its pioneering work in ETFs and commitment to data-driven innovation, it operates across 28+ countries and places strong emphasis on operational excellence and collaboration. You’ll design and optimise network infrastructure supporting real-time trading, analytics, and … global operations. This role covers enterprise networking across data centres, campuses, and cloud environments - balancing performance, scale, and resilience in demanding financial settings. Key Responsibilities Design and implement scalable, high-availability network solutions (LAN, WAN, Campus, Cloud). Translate requirements into robust, well-documented architectures. Lead network delivery projects; coordinate with vendors and internal teams. Provide L3 escalation More ❯
a critical role in global markets, offering integrated investment services to institutional clients and managing trillions in assets. Known for its pioneering work in ETFs and commitment to data-driven innovation, it operates across 28+ countries and places strong emphasis on operational excellence and collaboration. You’ll design and optimise network infrastructure supporting real-time trading, analytics, and … global operations. This role covers enterprise networking across data centres, campuses, and cloud environments - balancing performance, scale, and resilience in demanding financial settings. Key Responsibilities Design and implement scalable, high-availability network solutions (LAN, WAN, Campus, Cloud). Translate requirements into robust, well-documented architectures. Lead network delivery projects; coordinate with vendors and internal teams. Provide L3 escalation More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Ncounter
a critical role in global markets, offering integrated investment services to institutional clients and managing trillions in assets. Known for its pioneering work in ETFs and commitment to data-driven innovation, it operates across 28+ countries and places strong emphasis on operational excellence and collaboration. You’ll design and optimise network infrastructure supporting real-time trading, analytics, and … global operations. This role covers enterprise networking across data centres, campuses, and cloud environments - balancing performance, scale, and resilience in demanding financial settings. Key Responsibilities Design and implement scalable, high-availability network solutions (LAN, WAN, Campus, Cloud). Translate requirements into robust, well-documented architectures. Lead network delivery projects; coordinate with vendors and internal teams. Provide L3 escalation More ❯
Employment Type: Full-Time
Salary: £140,000 - £160,000 per annum, Negotiable, OTE
London, England, United Kingdom Hybrid / WFH Options
Sony Interactive Entertainment
and supporting the IT infrastructure that underpins our PlayStation Studios Services (PSS) operations. You will ensure the availability, performance, and security of servers, storage, and networks across our data centers. This includes collaboration with internal teams and external partners to deliver reliable and scalable infrastructure services. Key Responsibilities Provision, configure, and maintain physical and virtual servers (Windows, Linux … . Administer storage systems, including capacity planning and performance tuning. Apply system and security updates, patches, and configuration changes. Manage backup and disaster recovery solutions ensuring data resilience. Supervise infrastructure health, diagnose performance issues, and proactively respond to incidents. Support configuration and operation of networking infrastructure, including Juniper-based and wireless technologies. Provide application-level support for production … Continue with Google Infrastructure Specialist - System Administrator London, England, United Kingdom 3 days ago London, England, United Kingdom 3 days ago London, England, United Kingdom 2 weeks ago Data Analyst, Power BI | Investment Management - Trading Platform | London, Hybrid | up to £100k + Bonus, Benefits Systems and Infrastructure (Intelligent Infrastructure) Speculative Opportunities London, England, United Kingdom 1 week ago More ❯
London, England, United Kingdom Hybrid / WFH Options
2K
and supporting the IT infrastructure that underpins our PlayStation Studios Services (PSS) operations. You will ensure the availability, performance, and security of servers, storage, and networks across our data centers. This includes collaboration with internal teams and external partners to deliver reliable and scalable infrastructure services. Key Responsibilities Provision, configure, and maintain physical and virtual servers (Windows, Linux … . Administer storage systems, including capacity planning and performance tuning. Apply system and security updates, patches, and configuration changes. Manage backup and disaster recovery solutions ensuring data resilience. Supervise infrastructure health, diagnose performance issues, and proactively respond to incidents. Support configuration and operation of networking infrastructure, including Juniper-based and wireless technologies. Provide application-level support for production More ❯
SRE, DevOps, Automation, and infrastructure platforms. Understand the mechanical sympathy between software workloads and the demand it places on the underlying hardware. Working knowledge of non-virtualized server hardware, datacenter operations, and principles of networking. Experience with FreeBSD or other BSD based OS's. Must excel with agile and lean development practices and manage multiple priorities and multiple roles. BS … effective teams and development processes. Strong debugging, testing/validation, and analytics/SQL skills. Experience working with Agile methodologies (Scrum) and cross-functional teams. Desirable: Experience in CDN, datacenter, hyperscaler, media, news, and/or entertainment industry. Knowledge of PXE, UEFI, core OS fundamentals, hardware architectures (CPU, PCI Bus). Active participant in industry events (publish articles, present at More ❯
matter expert in networking and network security. Work closely with a busy consulting team to deliver project work for both Enterprise and SME clients. Operate in various UK data centers, managing both on-premise and cloud environments. Contribute to the design and development of network topology and security for both the infrastructure and their clients. Mentor and develop More ❯
Hyper-V, Azure (IaaS/PaaS), O365, Intune, SCCM/MCM. PowerShell scripting skills and solid understanding of networking, storage, and enterprise security. Experience working in or with data centres, including hardware installation and support. Desirable certifications: VCP, CCNA, Microsoft, Azure Architect, ITIL v4. Why Join Us? Be part of a team that’s earned 14+ industry awards More ❯
Required Experience 5+ years managing enterprise-scale infrastructure (internal or outsourced environments). Technical Expertise: Windows Server, Rocky Linux 9 VMWare, Nutanix Active Directory, Group Policy, Azure Dell Data Protection Suite, AWS Backup Soft Skills: Strong planning and prioritization abilities Excellent interpersonal and influencing skills Comfortable working in fast-paced, evolving environments Willingness to travel and take on More ❯
s degree or 4+ years of additional cyber experience in lieu of degree • 7+ years of cyber experience • Experience with technologies involved in large scale enterprise deployments/data centers • Experience with deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti- Virus solutions, application firewalls, high availability solutions, network management systems, virtual systems More ❯
consultant to multiple projects, advising on the latest cloud trends, architectures, and best practices Lead highly specialized and technical tasks, working with cutting-edge technologies in cloud computing, data centers, and distributed systems Work closely with contract management and government personnel to ensure problem definitions and proposed solutions meet the customer's needs Manage complex, high-risk programs More ❯
to be involved in both project work and BAU. The role will see you working on secure network architectures—including firewalls, VPNs, and zero trust models—across endpoints, data centres, and cloud environments, as well as implementing secure configurations for Azure IaaS, PKI systems, and segmented networks. The engineer will also play a key role in automating security More ❯
Hyper-V, Azure (IaaS/PaaS), O365, Intune, SCCM/MCM. PowerShell scripting skills and solid understanding of networking, storage, and enterprise security. Experience working in or with data centres, including hardware installation and support. Desirable certifications: VCP, CCNA, Microsoft, Azure Architect, ITIL v4. Why Join Us? Be part of a team that's earned 14+ industry awards More ❯
Hyper-V, Azure (IaaS/PaaS), O365, Intune, SCCM/MCM. PowerShell scripting skills and solid understanding of networking, storage, and enterprise security. Experience working in or with data centres, including hardware installation and support. Desirable certifications: VCP, CCNA, Microsoft, Azure Architect, ITIL v4. Why Join Us? Be part of a team that's earned 14+ industry awards More ❯
join - to innovate and develop networks and systems for millions. Help build and keep the nation's critical infrastructure connected and protected 24/7. Configuration and replacement of datacentre equipment such as Cisco and Juniper firewalls, Cisco switches, Cisco and Dell server hosts whilst maintaining system operation. Provide both on-site and on-call support capacity for TPCMS with More ❯
engineering support and will be responsible for building, patching, and troubleshooting Windows servers. The successful candidate will work closely with other server engineers to troubleshoot issues for multiple data centers and multiple systems. The successful candidate will provide support, implementation, and design services for Windows based systems and will be responsible for resolving and completing assigned tasks, change More ❯
great - our work makes an impact! Help build and keep the nation's critical infrastructure connected and protected 24/7. What you’ll do: Configuration and replacement of datacentre equipment such as Cisco and Juniper firewalls, Cisco switches, Cisco and Dell server hosts whilst maintaining system operation. Provide both on-site and on-call support capacity for TPCMS with More ❯
great - our work makes an impact! Help build and keep the nation's critical infrastructure connected and protected 24/7. What you’ll do: Configuration and replacement of datacentre equipment such as Cisco and Juniper firewalls, Cisco switches, Cisco and Dell server hosts whilst maintaining system operation. Provide both on-site and on-call support capacity for TPCMS with More ❯