Systems Administrator

Jobs4IT; Northwood; On-site; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Wellness platform

Career growth

Large-scale projects

Collaborative environment

Job summary

UpcoMinds is seeking an experienced Enterprise Infrastructure Systems Administrator for an on-site role in Northwood, UK. You will manage mission-critical IT infrastructure, including Windows Server, AD, Exchange, VMware ESXi, and SAN/NAS storage, while ensuring security, reliability, and thorough documentation.

You will collaborate with engineers and stakeholders to support deployments, transfers and activations, delivering on-site, remote and off-site support as needed.

Qualifications

• Higher vocational qualification/diploma in IT or a related discipline.
• At least 3 years of hands-on experience in enterprise infrastructure administration.
• VMware virtualization experience including ESXi, vCenter, ESXi upgrades and lifecycle management.
• Strong knowledge of Windows Server technologies, Active Directory, Group Policy, DNS, and Microsoft Exchange.
• Experience administering SAN/NAS storage and iSCSI in virtualized environments.
• Familiarity with ITIL IT service management and incident/problem management.

Responsibilities

• Support deployment, transfer and activation of IT installations during handovers.
• Provide on-site, remote and off-site technical support for enterprise infrastructure.
• Administer Windows Server environments and Active Directory services.
• Manage VMware ESXi and vCenter environments, including lifecycle management and upgrades.
• Handle SAN/NAS storage, iSCSI configurations and signed certificates.
• Maintain documentation and respond to incidents promptly to ensure service availability.

Skills

VMware ESXi

vCenter Server Appliance

Active Directory

Group Policy

DNS

Microsoft Exchange

ITIL processes

Technical documentation

Troubleshooting

Communication skills

Education

Higher vocational qualification/diploma in IT

Bachelor's degree in Computer Science/Information Technology

Tools

None

Job description

We are looking for an experienced Enterprise Infrastructure Systems Administrator to join a specialist technical team supporting mission-critical IT infrastructure in a highly operational environment.

The role is an on-site Northwood, GB mission and focuses on the administration, deployment, maintenance and technical support of enterprise infrastructure, including Microsoft Windows Server, Active Directory, Exchange, VMware virtualization, SAN/NAS storage and end-user systems.

You will work closely with infrastructure engineers, technicians and operational stakeholders to ensure that systems remain secure, available, reliable and fully documented.

The position will involve supporting the transfer and activation of deployed IT installations and providing on-site, remote and off-site technical support to operational environments.

British Citizens are welcome

Key Responsibilities

• Support the deployment, transfer and activation of IT installations during operational handovers.
• Provide on-site, remote and off-site technical support for enterprise infrastructure and mission-critical systems.
• Assist with the daily administration of Microsoft Windows Server environments.
• Administer Active Directory, including Domain Controllers, Group Policy, Security Policy and DNS services.
• Support the administration of Microsoft Exchange Server services.
• Administer VMware ESXi and VMware vCenter Server Appliance (VCSA) environments.
• Perform VMware lifecycle management, software and firmware upgrades, ESXi upgrades and related maintenance activities.
• Support the deployment and maintenance of virtualized infrastructure, including bare-metal deployments where required.
• Assist with the administration of SAN and NAS storage environments, including applicable firmware upgrades.
• Configure and maintain iSCSI storage within virtualized environments.
• Conduct routine system and infrastructure backups in accordance with established SLAs and Standard Operating Procedures.
• Support the administration and maintenance of hardware and software for end-user devices.
• Deploy and manage signed digital certificates across relevant systems.
• Maintain accurate technical documentation, system records, procedures and user guides.
• Work closely with other infrastructure technicians and engineers to resolve incidents and maintain service availability.
• Participate in incident and problem management activities.
• Provide technical support during equipment failures and infrastructure incidents, including the ability to deploy at short notice when required.
• Contribute to continuous improvement of infrastructure administration processes and operational procedures.

Essential Skills & Experience

• Higher vocational qualification/diploma in IT or a related discipline.
• At least 3 years of hands-on experience in enterprise infrastructure administration.
• Strong practical experience with VMware virtualization, including:
  • VMware ESXi
  • VMware vCenter Server Appliance (VCSA)
  • ESXi upgrades
  • Lifecycle management
  • Bare-metal deployments
• Strong knowledge and hands-on experience with Microsoft Windows Server technologies.
• Practical experience with:
  • Active Directory
  • Group Policy
  • DNS
  • Microsoft Exchange
• Experience administering SAN/NAS storage environments.
• Familiarity with iSCSI configuration in virtualized environments.
• Experience deploying and managing signed digital certificates.
• Experience performing infrastructure backups and restoration procedures.
• Understanding of ITIL-based IT service management.
• Practical knowledge of incident and problem management processes.
• Ability to produce clear and accurate technical documentation and user guides.
• Strong troubleshooting and problem-solving skills, with a structured and methodical approach to complex technical issues.
• Excellent written and verbal communication skills.
• Strong customer/service focus and the ability to work effectively with technical and non-technical stakeholders.
• Ability to work independently while collaborating effectively within a wider engineering team.
• Willingness and ability to respond to urgent operational requirements and deploy at short notice when required.

Desirable Qualifications & Experience

• Bachelor's degree in Computer Science, Information Technology or a related discipline.
• Postgraduate or advanced technical training in enterprise infrastructure.
• Experience working with operational or mission-critical IT/CIS environments.
• VMware Certified Professional (VCP) or equivalent certification.
• Microsoft infrastructure certification, such as Windows Server or Identity-related certifications.
• ITIL Foundation certification.

Benefits:

• Competitive Remuneration Package.
• Unlimited access to a workplace wellness and support platform.
• Continuous learning and career growth opportunities.
• Opportunity to work on large-scale core banking systems using modern technologies.
• Friendly, collaborative, and professional working environment.

UpcoMinds is a dynamic IT company with 28 years of experience that provides end-to-end web and mobile solutions helping businesses to reinvent themselves in the digital world. Our team's skills and expertise will ensure the holistic digital transformation of any organization, which will considerably improve both business operations and customer's experience.

Our goal is to always have our end products and services reflect our deep engineering skills and elegant progressive design aesthetic. We fundamentally believe deeply in developing long term strategic partnerships with our clients by exceeding expectations and maintaining a high level of transparency.

Find out more about us at www.upcominds.com

We commit to promote Inclusion & Diversity by creating a working environment where all employees are treated with dignity and respect and where individual differences are valued. We offer equal opportunity in all aspects of employment.