Greenbelt, Maryland, United States Hybrid / WFH Options
Pearl River Technologies
Administrator - NASA Support Job Location: Greenbelt, MD (Hybrid) Description The IT System Administrator is responsible to help employ standards, methodologies, and technical solutions for a team maintaining Windows, Linux, VMware, on-prem and AWS cloud environments, networking, and a strong security posture. This position supports a group of flight dynamics engineers in the GSFC Flight Dynamics Facility (FDF). … The FDF is a NASA Mission Essential Infrastructure facility that provides multi-mission navigation services for a wide range of robotic and human space flight spacecraft missions. Responsibilities Provide technical knowledge and analysis of specialized tools and technologies. Provide high-level functional systems analysis, design, integration, documentation, and implementation guidance. Ensure system availability, reliability, and performance. Assess the current … infrastructure state, identify areas of improvement, and make recommendations regarding technology, processes, and documentation. Support VMware to include Cloud Foundations Directly support all system administration activities. Support evaluation of system subscriptions and licenses and work with Procurement Analyst to get quotes for submitting renewals. Maintaining, building, upgrading the organizations VMware infrastructure. Participate in training other personnel on More ❯
Birmingham, West Midlands, England, United Kingdom
Tank Recruitment
Cloud Infrastructure Engineer We're looking for a Cloud Infrastructure Engineer to join our growing Infrastructure & Cloud team - supporting the delivery, optimisation, and security of our hybrid Microsoft Azure and private data centre environments. If you're passionate about building resilient cloud platforms, driving automation, and improving performance across critical IT systems, this is a fantastic opportunity … to work with modern technologies in a collaborative, forward-thinking environment. What You'll Be Doing Configure, manage, and maintain core infrastructure across Microsoft Azure and on-premises data centres , ensuring uptime, performance, and security. Design and optimise hybrid environments integrating Azure AD , Azure File Sync , DFS , and virtualisation technologies . Implement and maintain Azure Application Gateway , Load Balancers … and backup technologies. Proficiency in automation and scripting ( PowerShell , Terraform , Bicep , or similar). Relevant certifications such as: Microsoft Certified: Azure Administrator Associate Microsoft Certified: Azure Solutions Architect Expert VMware Certified Professional (or equivalent) You'll Succeed Here If You... Thrive in complex technical environments and take ownership of challenges. Communicate clearly and confidently with both technical and non More ❯
join our team, delivering exceptional hybrid cloud solutions to a diverse client base. This role focuses on designing, implementing, and supporting hybrid Microsoft 365 environments that integrate on-premises infrastructure with M365 cloud services across multiple client tenants. The ideal candidate will provide advanced technical support, resolve complex hybrid issues, and ensure secure, scalable, and high-performing solutions tailored … leadership, and a proactive commitment to service excellence in a fast-paced environment. KEY RESPONSIBILITIES: Design, deploy, and manage hybrid Microsoft 365 environments for multiple clients, integrating on-premises infrastructure (e.g., Active Directory, Exchange Server) with M365 services (e.g., Exchange Online, Azure AD). Provide 3rd line support for complex hybrid M365 issues escalated from 1st and 2nd line … cloud solutions. In-depth knowledge of hybrid Microsoft 365 configurations, including Azure AD Connect, Exchange Hybrid, and SharePoint Hybrid, in a multi-tenant setting. Strong experience with on-premises infrastructure, including Active Directory, Exchange Server, and Windows Server, integrated with M365 services. Expertise in Microsoft 365 administration and troubleshooting in context, managing multiple client tenants. Proficiency in PowerShell scripting More ❯
want to have a positive impact: customer experience; employee wellbeing and advancement; protecting the environment. Purpose of the Role Are you passionate about delivering seamless IT experiences and keeping infrastructure running smoothly? As our IT Infrastructure Specialist, you'll be at the heart of our technical operations - managing Active Directory, supporting our VMware environment, and resolving IT … issues with precision and care. You'll work closely with the IT Infrastructure Manager and collaborate across teams to ensure our systems are secure, efficient, and user-friendly. This is a hands-on role where your technical expertise and customer-first mindset will make a real impact across the business. Responsibilities You'll be responsible for: Managing and maintaining … Windows Server environments () Providing expert-level support for Active Directory , Group Policy , and Windows Deployment Services Administering and optimizing Office 365 and Azure environments Supporting Citrix , VMware , and core server infrastructure Troubleshooting hardware and networking issues (TCP/IP, DNS, DHCP) Deploying images using SCCM and supporting Windows 10/11 OS Delivering excellent support for Microsoft Teams More ❯
want to have a positive impact: customer experience; employee wellbeing and advancement; protecting the environment. Purpose of the Role Are you passionate about delivering seamless IT experiences and keeping infrastructure running smoothly? As our IT Infrastructure Specialist, you’ll be at the heart of our technical operations — managing Active Directory, supporting our VMware environment, and resolving IT … issues with precision and care. You’ll work closely with the IT Infrastructure Manager and collaborate across teams to ensure our systems are secure, efficient, and user-friendly. This is a hands-on role where your technical expertise and customer-first mindset will make a real impact across the business. Responsibilities You’ll be responsible for: Managing and maintaining … Windows Server environments (2012–2019) Providing expert-level support for Active Directory , Group Policy , and Windows Deployment Services Administering and optimizing Office 365 and Azure environments Supporting Citrix , VMware , and core server infrastructure Troubleshooting hardware and networking issues (TCP/IP, DNS, DHCP) Deploying images using SCCM and supporting Windows 10/11 OS Delivering excellent support for More ❯
want to have a positive impact: customer experience; employee wellbeing and advancement; protecting the environment. Purpose of the Role Are you passionate about delivering seamless IT experiences and keeping infrastructure running smoothly? As our IT Infrastructure Specialist, you’ll be at the heart of our technical operations — managing Active Directory, supporting our VMware environment, and resolving IT … issues with precision and care. You’ll work closely with the IT Infrastructure Manager and collaborate across teams to ensure our systems are secure, efficient, and user-friendly. This is a hands-on role where your technical expertise and customer-first mindset will make a real impact across the business. Responsibilities You’ll be responsible for: Managing and maintaining … Windows Server environments (2012–2019) Providing expert-level support for Active Directory , Group Policy , and Windows Deployment Services Administering and optimizing Office 365 and Azure environments Supporting Citrix , VMware , and core server infrastructure Troubleshooting hardware and networking issues (TCP/IP, DNS, DHCP) Deploying images using SCCM and supporting Windows 10/11 OS Delivering excellent support for More ❯
london (feltham), south east england, united kingdom
Avolta
want to have a positive impact: customer experience; employee wellbeing and advancement; protecting the environment. Purpose of the Role Are you passionate about delivering seamless IT experiences and keeping infrastructure running smoothly? As our IT Infrastructure Specialist, you’ll be at the heart of our technical operations — managing Active Directory, supporting our VMware environment, and resolving IT … issues with precision and care. You’ll work closely with the IT Infrastructure Manager and collaborate across teams to ensure our systems are secure, efficient, and user-friendly. This is a hands-on role where your technical expertise and customer-first mindset will make a real impact across the business. Responsibilities You’ll be responsible for: Managing and maintaining … Windows Server environments (2012–2019) Providing expert-level support for Active Directory , Group Policy , and Windows Deployment Services Administering and optimizing Office 365 and Azure environments Supporting Citrix , VMware , and core server infrastructure Troubleshooting hardware and networking issues (TCP/IP, DNS, DHCP) Deploying images using SCCM and supporting Windows 10/11 OS Delivering excellent support for More ❯
Infrastructure Server Migration Engineer - Separation Project London Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … is up to date Skills and Technical Areas Strong hands-on experience with Windows Server () and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
Infrastructure Server Migration Engineer – Separation Project London | Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … to date Skills and Technical Areas Strong hands-on experience with Windows Server (2016–2022) and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
Infrastructure Server Migration Engineer – Separation Project London | Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … to date Skills and Technical Areas Strong hands-on experience with Windows Server (2016–2022) and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
Infrastructure Server Migration Engineer – Separation Project London | Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … to date Skills and Technical Areas Strong hands-on experience with Windows Server (2016–2022) and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
london (city of london), south east england, united kingdom
Levy Professionals
Infrastructure Server Migration Engineer – Separation Project London | Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … to date Skills and Technical Areas Strong hands-on experience with Windows Server (2016–2022) and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
Infrastructure Server Migration Engineer – Separation Project London | Hybrid (On-site & Remote) 6 months initial contract 600 per day (outside) I am representing a global brand who need a hands-on infrastructure specialist with a passion for complex migrations and hybrid cloud environments. You will be a Server Migration Engineer to support a major M&A separation programme, delivering … to date Skills and Technical Areas Strong hands-on experience with Windows Server (2016–2022) and/or Linux administration Solid understanding of Azure IaaS, Active Directory, and virtualisation (VMware, Hyper-V) Knowledge of networking, identity, and security principles Previous experience in M&A separations, infrastructure carve-outs, or data centre migrations Excellent communication, documentation, and troubleshooting skills … Desirable Certifications Microsoft Certified: Azure Administrator/Windows Server Hybrid Administrator CompTIA Security+, ITIL v4, VMware Certified Professional (VCP), or Kubernetes certification More ❯
risk management, and compliance frameworks. Experience producing high- and low-level designs and coordinating large-scale security implementations Knowledge of IGA (e.g., RSA IGL), email and proxy security, virtualization (VMware, Nutanix), and CyberArk Strong technical skills in SQL, Oracle, Linux, PowerShell, AD, LDAP, and API integrations (REST/SOAP, Ansible) Familiarity with CIS compliance, system hardening, and automation tools. More ❯
london (city of london), south east england, united kingdom
Intec Select
risk management, and compliance frameworks. Experience producing high- and low-level designs and coordinating large-scale security implementations Knowledge of IGA (e.g., RSA IGL), email and proxy security, virtualization (VMware, Nutanix), and CyberArk Strong technical skills in SQL, Oracle, Linux, PowerShell, AD, LDAP, and API integrations (REST/SOAP, Ansible) Familiarity with CIS compliance, system hardening, and automation tools. More ❯
risk management, and compliance frameworks. Experience producing high- and low-level designs and coordinating large-scale security implementations Knowledge of IGA (e.g., RSA IGL), email and proxy security, virtualization (VMware, Nutanix), and CyberArk Strong technical skills in SQL, Oracle, Linux, PowerShell, AD, LDAP, and API integrations (REST/SOAP, Ansible) Familiarity with CIS compliance, system hardening, and automation tools. More ❯
knowledge in any/several of these competences: Experience in Network Architectures (CCNA certification) Experience in Software Virtualization Architectures (focused on HA and/or FT solutions) and Designs (VMWare vSphere, Hyper-V, Dockers, etc) Knowledge of security principles, best practices, and normative/regulation/standards such as: INFOSEC NATO Directives, RTCA_DO-326A/ED202A, RTCA_DO More ❯
ability to keep up with new technologies relating to field of work. MDM Platform Management Deploying, configuring, and maintaining mobile devices using enterprise MDM solutions like Intune, Jamf, or VMware Workspace ONE. Policy & Compliance Developing, implementing, and enforcing corporate MDM policies, procedures, and security best practices to meet regulatory requirements and corporate standards. Device Lifecycle Management Overseeing the entire More ❯
is recognized among the best corporate citizens globally. The role The Virtualisation Engineer focuses specifically on virtualisation technologies and cloud-enabled platforms to deliver resilient, scalable, and secure enterprise infrastructure solutions. Responsibilities: Provide technical support in virtualisation and infrastructure services, resolving complex incidents and service requests. Design, deploy, and manage virtualisation environments across VMware, Hyper-V, KVM … projects from on-premises to private/public cloud platforms (AWS, Azure, GCP). Continuously monitor, optimise, and troubleshoot virtualised systems to ensure high performance and availability. Collaborate with infrastructure, cloud, and security teams to deliver integrated, cost-effective solutions. Develop and maintain infrastructure documentation, including architecture diagrams, incident reports, and configuration baselines. Implement and enforce backup, disaster … recovery, and security best practices for virtualised environments. Apply automation and Infrastructure-as-Code (IaC) practices using Terraform, Ansible, PowerShell, or Python. Follow established DXC service delivery frameworks, standards, and compliance requirements. Requirements: Bachelors degree in Computer Science, IT, or related field, or equivalent combination of education and experience. Strong knowledge of virtualisation technologies (e.g., VMware vSphere, Microsoft More ❯
Senior IT Infrastructure Engineer - Onsite, SN13 £45,000 - £65,000 25 Days annual leave Buy or sell up to 5 days' annual leave Annual wellbeing allowance Two pension schemes to choose from Private medical insurance + Discounts for additional family members Private Dental Life assurance scheme up to 4x salary Share save scheme Electric/Hybrid car leasing scheme … Cycle to work scheme Retail discounts Were looking for a dependable and hands-on Senior IT Infrastructure Engineerto help maintain and enhance our secure on-premise environment. From complex third-line issue resolution to the delivery of infrastructure improvements, this is a varied and rewarding role with a strong focus on storage, backup, and virtualisationtechnologies. If youre methodical … in your work, calm under pressure, and take pride in running reliable systems, this could be your next move. This is a position for a seasoned infrastructure engineer whos confident managing enterprise-grade systems in a secure or air-gapped environment. Youll take ownership of critical infrastructure components, support major upgrades, and play an active role in ensuring More ❯
appropriate ticket type. Daily System Checks and Monitoring Perform routine checks and monitoring of systems and infrastructure. Network Performance Monitoring Detect, report, diagnose, and resolve network performance issues. Virtual Infrastructure Monitoring Support monitoring of virtual devices including: ESXi and ESX Server (version 6.7 or later) VMware vSphere (version 6.7 or later) Server and Application Monitoring Monitor server and … application health and performance. Conduct login credential monitoring for Windows and VMware servers. Review system and application logs regularly. SQL Server Monitoring Monitor SQL Server databases. Perform database tuning and optimization. Provide cross-training of basic SolarWinds administrative tasks to junior team members as needed Provide weekly and monthly report metrics and dashboards Highlight any emergency concerns as soon … and Eurasian Affairs EAP - East Asian and Pacific Affairs SCA - South and Central Asian Affairs QUALIFICATIONS: At least seven (7) years' experience working in a large complex environment (> 4K infrastructure components and applications). Bachelor's Degree from an accredited college or university in Computer Science or related field required, equivalent years of experience will be considered in lieu More ❯
IT DevOps Infrastructure Lead Location: Bristol, UK Security Clearance: SC (Eligible) - UK Nationals only Are you an experienced infrastructure leader with a passion for secure, scalable, and automated systems? Want to help shape and evolve the IT backbone of a growing organisation with a meaningful mission? We're looking for a DevOps-savvy IT Infrastructure Lead to … technical operations. The Role You will oversee our corporate IT and DevOps landscape-ensuring systems are secure, resilient, and aligned to evolving business needs. From cloud-native tooling to infrastructure-as-code, you'll help us build, run, and scale with confidence. Key Responsibilities: Lead a collaborative team of infrastructure and DevOps engineers Build secure, scalable infrastructure (Windows/Linux, VMs, containers) Drive CI/CD, automation, and Infrastructure as Code practices Ensure compliance with NIST, NCSC, CIS, JSP, and ISO 27001 Oversee backup, DR, and business continuity strategies Maintain strong cyber hygiene and proactively manage vulnerabilities Create documentation and a knowledge-sharing culture Work cross-functionally to support infrastructure projects What We're More ❯
Lincoln, Lincolnshire, East Midlands, United Kingdom
Nextech Group Limited
environments. Configure and maintain desktops, laptops, printers, and peripherals. Troubleshoot and support networking technologies, including routers, switches, VPNs, and firewalls. Assist with client IT projects such as cloud migrations, infrastructure upgrades, and new system implementations. Maintain accurate documentation of incidents, changes, and client environments. Deliver excellent customer service, building strong client relationships. What You'll Bring Previous experience in … IT Support role , ideally within a Managed Services or IT Services environment. Strong knowledge of Microsoft technologies (Windows OS, Windows Server, O365, Active Directory). Experience supporting virtualisation platforms (VMware/Hyper-V). Good understanding of networking fundamentals (TCP/IP, DNS, DHCP, VPNs, Firewalls). Excellent troubleshooting skills and a proactive approach to problem-solving. Strong communication More ❯
support role within an MSP Strong knowledge of Microsoft 365 (Teams, Exchange, SharePoint), Intune, and Autopilot Experience with Windows Server, Active Directory, Azure, and IT Security Virtualisation experience with VMware ESXi and/or Hyper-V Networking knowledge: LAN/WAN, VLANs, VPNs, MFA, enterprise wireless Familiarity with backup systems, enterprise firewalls, and email security platforms Excellent communication skills … if your CV isn't up to date - reach out to gianluca (at) circle recruitment (dot) com for a confidential chat. Senior IT Engineer, IT Field Engineer, IT Support, Infrastructure Engineer, IT Projects, MSP, Managed Services, Windows Server, Azure, Office 365, Microsoft 365, Networking, LAN, WAN, Firewalls, Ubiquiti, Sophos, Cloud, Field-Based IT, Hybrid, Hampshire, Berkshire, Tadley, Basingstoke, Reading More ❯
Tadley, Hampshire, South East, United Kingdom Hybrid / WFH Options
Circle Group
support role within an MSP Strong knowledge of Microsoft 365 (Teams, Exchange, SharePoint), Intune, and Autopilot Experience with Windows Server, Active Directory, Azure, and IT Security Virtualisation experience with VMware ESXi and/or Hyper-V Networking knowledge: LAN/WAN, VLANs, VPNs, MFA, enterprise wireless Familiarity with backup systems, enterprise firewalls, and email security platforms Excellent communication skills … if your CV isn't up to date - reach out to gianluca (at) circle recruitment (dot) com for a confidential chat. Senior IT Engineer, IT Field Engineer, IT Support, Infrastructure Engineer, IT Projects, MSP, Managed Services, Windows Server, Azure, Office 365, Microsoft 365, Networking, LAN, WAN, Firewalls, Ubiquiti, Sophos, Cloud, Field-Based IT, Hybrid, Hampshire, Berkshire, Tadley, Basingstoke, Reading More ❯