161 Systems Administrator jobs in the United Kingdom

Lead Systems Administrator: Linux

Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does not discriminate in regards to age, gender, national origin, religion or any other basis.

Do you want to join a well-established growing financial services / FinTech (Financial Technology) company who a.

WHJS1_UKTJ

On behalf of our long-standing client based in Lancashire, we are recruiting for a full-time, on-site Systems Administrator. In this role, you will manage and support the organisation’s IT systems, infrastructure, ensuring security, reliability, and optimal performance. 

The Systems Administrator will be responsible for:

• Managing and maintaining server infrastructure (virtual and physical).
li>Administering and supporting VMware platforms.
• Overseeing Microsoft 365 and Azure environments, including domain setups and security.
• Configuring and managing firewalls, and supporting networks (VLANs, switches).
• Producing accurate documentation and reports.
• Assisting with IT projects, supplier liaison, and technology upgrades.

The Systems Administrator will have the following:

• Proven experience in server infrastructure administration.
• Strong VMware skills.
• Microsoft 365 and Azure administration expertise.
• Good understanding of firewalls and networking fundamentals.
• Strong documentation and reporting skills.

Benefits:

• Competitive salary.
• Potential for KPI target-set bonus.
• Opportunity to gain certifications and qualifications.
• Scope for progression within the organisation.
• Access to company pool cars for work-related travel.

How to Apply if you’re Interested in this Job:

If this sounds like your perfect role, click Apply without delay!

Systems Administrator – Lancashire – Up to £40k

Junior / Mid-Level Systems Administrator (Windows Server)

Windows Server, VMware, Active Directory, AWS

40,000 - 44,000

2 Days per week in the Southampton office

Junior / Mid-Level Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a 24/7 production environment with 85% of your time being Windows Server and 15% VMware.

As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary.

These roles have been created by team expansion and new client wins.

Key Responsibilities:

• Manage and maintain Windows Server environments
• Be part of a 24/7 production environment of around 30 engineers in this team
• Support multiple systems or applications of medium to high complexity
• Manage Mail, DNS, FTP, IIS and Application environments
• Participate in the On-Call rotation
• Work with cabling, racking and other tasks in Physical Data Centres
• Communicate events to stakeholders, teams and leadership

Skills Required:

• 2+ Years Windows Server Administration Experience (100+ Servers)
• Active Directory
• VMware
• AWS
• SAN Storage
• Production Environment Experience
• Linux
• Microsoft Certified, VMware Certified or AWS Certified would be desirable

If you have the relevant skills for this role and are ready for the challenge, then please send your CV to (url removed)

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Are you a Linux-savvy problem solver who thrives in a fast-paced IT environment?
Do you enjoy managing servers, securing systems, and supporting technical teams?

If YES, you could be the Systems Administrator  we’re looking for!

Why join us?

• Competitive salary
li>Hybrid working flexibility
• Career development opportunities
• Member of an Employee-owned trust
• Training and development support
• Work with cutting-edge infrastructure and automation tools

What will you be doing?

• Manage Linux and Windows VMs (OVS/KVM), backups, and disaster recovery
• Apply OS and security patches across customer estates
• Monitor system performance and respond to alerts
• Support software engineering teams and troubleshoot server issues
• Use tools like Nagios, Jira, Confluence, and Bitbucket
• Collaborate with Hotline, MIS, and Information Security teams

What do we need from you?

• Bachelor’s degree in Computer Science or related field
< i>Extensive experience in Linux system administration and networking
• Strong knowledge of VM hosts, server hardware, and software inventory
• Familiarity with backup/DR, performance testing, and server hardening

Ready to be the backbone of our IT infrastructure and support systems?

Apply now to join Logistex as a Systems Administrator  and make a real impact!

Your New Company and Role

A public sector organisation is seeking a skilled Systems Administrator to join their team on a contract basis. This hybrid role offers a dynamic mix of business-as-usual support and project work, including the implementation of a new software module. You'll collaborate with suppliers and internal stakeholders to ensure smooth delivery and system performance. There are 2 roles with our client, with both serving as cover for long-term leave.

What You'll Need to Succeed

• Strong experience in systems administration within enterprise environments.
• Solid understanding of infrastructure, networking, and system security.
• Proven ability to manage both BAU and project responsibilities.
• Experience supporting ticket resolution in collaborating with 2nd-line support.
• Comfortable working with third-party suppliers and engaging stakeholders.

What you need to do now


If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Junior / Mid-Level Systems Administrator (Windows Server)

Windows Server, VMware, Active Directory, AWS

40,000 - 44,000

2 Days per week in the Southampton office

Junior / Mid-Level Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a 24/7 production environment with 85% of your time being Windows Server and 15% VMware.

As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary.

These roles have been created by team expansion and new client wins.

Key Responsibilities:

• Manage and maintain Windows Server environments
• Be part of a 24/7 production environment of around 30 engineers in this team
• Support multiple systems or applications of medium to high complexity
• Manage Mail, DNS, FTP, IIS and Application environments
• Participate in the On-Call rotation
• Work with cabling, racking and other tasks in Physical Data Centres
• Communicate events to stakeholders, teams and leadership

Skills Required:

• 2+ Years Windows Server Administration Experience (100+ Servers)
• Active Directory
• VMware
• AWS
• SAN Storage
• Production Environment Experience
• Linux
• Microsoft Certified, VMware Certified or AWS Certified would be desirable

If you have the relevant skills for this role and are ready for the challenge, then please send your CV to (url removed)

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

On behalf of our long-standing client based in Lancashire, we are recruiting for a full-time, on-site Systems Administrator. In this role, you will manage and support the organisation’s IT systems, infrastructure, ensuring security, reliability, and optimal performance. 

The Systems Administrator will be responsible for:

• Managing and maintaining server infrastructure (virtual and physical).
li>Administering and supporting VMware platforms.
• Overseeing Microsoft 365 and Azure environments, including domain setups and security.
• Configuring and managing firewalls, and supporting networks (VLANs, switches).
• Producing accurate documentation and reports.
• Assisting with IT projects, supplier liaison, and technology upgrades.

The Systems Administrator will have the following:

• Proven experience in server infrastructure administration.
• Strong VMware skills.
• Microsoft 365 and Azure administration expertise.
• Good understanding of firewalls and networking fundamentals.
• Strong documentation and reporting skills.

Benefits:

• Competitive salary.
• Potential for KPI target-set bonus.
• Opportunity to gain certifications and qualifications.
• Scope for progression within the organisation.
• Access to company pool cars for work-related travel.

How to Apply if you’re Interested in this Job:

If this sounds like your perfect role, click Apply without delay!

Systems Administrator – Lancashire – Up to £40k

Your New Company and Role

A public sector organisation is seeking a skilled Systems Administrator to join their team on a contract basis. This hybrid role offers a dynamic mix of business-as-usual support and project work, including the implementation of a new software module. You'll collaborate with suppliers and internal stakeholders to ensure smooth delivery and system performance. There are 2 roles with our client, with both serving as cover for long-term leave.

What You'll Need to Succeed

• Strong experience in systems administration within enterprise environments.
• Solid understanding of infrastructure, networking, and system security.
• Proven ability to manage both BAU and project responsibilities.
• Experience supporting ticket resolution in collaborating with 2nd-line support.
• Comfortable working with third-party suppliers and engaging stakeholders.

What you need to do now


If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Are you a Linux-savvy problem solver who thrives in a fast-paced IT environment?
Do you enjoy managing servers, securing systems, and supporting technical teams?

If YES, you could be the Systems Administrator  we’re looking for!

Why join us?

• Competitive salary
li>Hybrid working flexibility
• Career development opportunities
• Member of an Employee-owned trust
• Training and development support
• Work with cutting-edge infrastructure and automation tools

What will you be doing?

• Manage Linux and Windows VMs (OVS/KVM), backups, and disaster recovery
• Apply OS and security patches across customer estates
• Monitor system performance and respond to alerts
• Support software engineering teams and troubleshoot server issues
• Use tools like Nagios, Jira, Confluence, and Bitbucket
• Collaborate with Hotline, MIS, and Information Security teams

What do we need from you?

• Bachelor’s degree in Computer Science or related field
< i>Extensive experience in Linux system administration and networking
• Strong knowledge of VM hosts, server hardware, and software inventory
• Familiarity with backup/DR, performance testing, and server hardening

Ready to be the backbone of our IT infrastructure and support systems?

Apply now to join Logistex as a Systems Administrator  and make a real impact!