Senior Systems Administrator Jobs in Hertfordshire

Senior System Administrator (Senior Sysadmin)
East of England > Hertfordshire

The median Senior System Administrator (Senior Sysadmin) salary in Hertfordshire is £72,500 per year, according to job vacancies posted during the 6 months leading to 9 May 2025.

The table below provides salary benchmarking and summary statistics, comparing them to the same period in the previous two years.

6 months to
9 May 2025
Same period 2024 Same period 2023
Rank 83 - -
Rank change year-on-year - - -
Permanent jobs requiring a Senior Systems Administrator 5 0 0
As % of all permanent jobs advertised in Hertfordshire 0.60% - -
As % of the Job Titles category 0.68% - -
Number of salaries quoted 5 0 0
10th Percentile £60,750 - -
25th Percentile £67,500 - -
Median annual salary (50th Percentile) £72,500 - -
75th Percentile £75,000 - -
90th Percentile - - -
East of England median annual salary £72,500 £57,500 -
% change year-on-year +26.09% - -

All Permanent IT Job Vacancies
Hertfordshire

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in Hertfordshire. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

Permanent vacancies in Hertfordshire with a recognized job title 731 1,839 1,599
% of permanent jobs with a recognized job title 87.54% 92.93% 86.01%
Number of salaries quoted 452 1,458 802
10th Percentile £31,250 £25,809 £27,750
25th Percentile £41,250 £31,833 £41,250
Median annual salary (50th Percentile) £55,000 £50,000 £56,750
Median % change year-on-year +10.00% -11.89% +13.50%
75th Percentile £65,000 £65,000 £70,000
90th Percentile £80,000 £75,000 £80,000
East of England median annual salary £50,967 £47,500 £55,000
% change year-on-year +7.30% -13.64% +10.00%

Senior Systems Administrator
Job Vacancy Trend in Hertfordshire

Job postings that featured Senior Systems Administrator in the job title as a proportion of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Senior Systems Administrator in Hertfordshire

Senior Systems Administrator
Salary Trend in Hertfordshire

3-month moving average salary quoted in jobs citing Senior Systems Administrator in Hertfordshire.

Salary trend for Senior Systems Administrator in Hertfordshire

Senior Systems Administrator
Salary Histogram in Hertfordshire

Salary distribution for jobs citing Senior Systems Administrator in Hertfordshire over the 6 months to 9 May 2025.

Salary histogram for Senior Systems Administrator in Hertfordshire

Senior Systems Administrator
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Senior Systems Administrator within the Hertfordshire region over the 6 months to 9 May 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Hertford - 3 £75,000 -
Hemel Hempstead - 1 £57,500 -
Senior Systems Administrator
East of England

Senior Systems Administrator Skill Set
Top 30 Co-occurring Skills and Capabilities in Hertfordshire

For the 6 months to 9 May 2025, Senior Systems Administrator job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Hertfordshire region featuring Senior Systems Administrator in the job title.

1 5 (100.00%) Windows
1 5 (100.00%) Linux
1 5 (100.00%) Python
1 5 (100.00%) PowerShell
1 5 (100.00%) Bash
1 5 (100.00%) DevOps
2 4 (80.00%) Data Centre
2 4 (80.00%) PCI DSS
2 4 (80.00%) Firewall
2 4 (80.00%) LDAP
2 4 (80.00%) Active Directory
3 3 (60.00%) Change Control
3 3 (60.00%) AWS
3 3 (60.00%) Collaborative Working
4 2 (40.00%) Azure
4 2 (40.00%) Retail
5 1 (20.00%) Agile
5 1 (20.00%) MySQL
5 1 (20.00%) Microsoft
5 1 (20.00%) ITSM
5 1 (20.00%) Mac OS
5 1 (20.00%) ISO/IEC 27001
5 1 (20.00%) Degree
5 1 (20.00%) Computer Science
5 1 (20.00%) Microsoft 365
5 1 (20.00%) Microsoft Intune
5 1 (20.00%) Bitbucket
5 1 (20.00%) MariaDB
5 1 (20.00%) Jenkins
5 1 (20.00%) Amazon RDS

Senior Systems Administrator Skill Set
Co-occurring Skills and Capabilities in Hertfordshire by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Cloud Services
1 3 (60.00%) AWS
2 2 (40.00%) Azure
3 1 (20.00%) Microsoft 365
Communications & Networking
1 4 (80.00%) Firewall
Database & Business Intelligence
1 1 (20.00%) Amazon RDS
1 1 (20.00%) MariaDB
1 1 (20.00%) MySQL
Development Applications
1 1 (20.00%) Bitbucket
1 1 (20.00%) Jenkins
General
1 2 (40.00%) Retail
Libraries, Frameworks & Software Standards
1 4 (80.00%) LDAP
Miscellaneous
1 4 (80.00%) Data Centre
2 1 (20.00%) Hybrid Cloud
2 1 (20.00%) Onboarding
Operating Systems
1 5 (100.00%) Linux
1 5 (100.00%) Windows
2 1 (20.00%) Mac OS
Processes & Methodologies
1 5 (100.00%) DevOps
2 3 (60.00%) Change Control
2 3 (60.00%) Collaborative Working
3 1 (20.00%) Agile
3 1 (20.00%) CI/CD
3 1 (20.00%) Computer Science
3 1 (20.00%) ITSM
Programming Languages
1 5 (100.00%) Bash
1 5 (100.00%) PowerShell
1 5 (100.00%) Python
Qualifications
1 1 (20.00%) Computer Science Degree
1 1 (20.00%) Degree
Quality Assurance & Compliance
1 4 (80.00%) PCI DSS
2 1 (20.00%) ISO/IEC 27001
System Software
1 4 (80.00%) Active Directory
Systems Management
1 1 (20.00%) Ansible
1 1 (20.00%) Microsoft Intune
Vendors
1 1 (20.00%) Microsoft