Firewall Technology Knowledge
Understanding of firewall technologies for network security.
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Skill demand · ONS UK online job adverts
This requirement appears in 0.3% of UK new online job adverts in 2025. Its share was broadly unchanged compared with 2024.
The latest year is partial. Comparisons with full years need care. 2026 figures have not been published yet.Official detailed requirements in this ONS group
Understanding of firewall technologies for network security.
Understanding of protocols for identity and service management.
Ability to configure and manage network security appliances for protection.
Ability to configure and manage application delivery controllers and load balancers.
Ability to implement network security measures and VPN solutions.
Implementing DNSSEC to secure domain name resolution.
Ability to implement legacy authentication protocols in systems.
Ability to configure and manage systems for detecting network intrusions.
Ability to implement EAP methods for secure authentication.
Implementing security measures to regulate device access to networks.
ONS Table 1 detailed requirements · SCO26.02. Shares can overlap because an advert may mention several requirements.
Occupations where networking and cybersecurity appears most often in UK new adverts
| # | Occupation | Share of occupation adverts | View |
|---|---|---|---|
| 1 | IT network professionals Example titles: Network analyst · Network planner · Network designer · Network engineer | 44.9% | |
| 2 | Cyber security professionals Example titles: Cyber security analyst · Soc analyst · Ethical hacker · Security auditor | 15.4% | |
| 3 | IT business analysts, architects and systems designers Example titles: System analyst · Ai scientist · Bi architect · IT architect | 5.8% | |
| 4 | Telecoms and related network installers and repairers Example titles: Repairer · BT engineer · In engineer · 1 technician | 5.2% | |
| 5 | Security system installers and repairers Example titles: Security installer · Alarm fitter · CCTV engineer · Alarm engineer | 3.7% | |
| 6 | Computer system and equipment installers and servicers Example titles: Computer systems installer · IT engineer · Field engineer · Computer repairer | 3.7% | |
| 7 | IT operations technicians Example titles: Technician · Qa tester · Team leader · Games tester | 2.8% | |
| 8 | IT managers Example titles: Manager · IT manager · Internet cafe owner · UX manager | 2.8% | |
| 9 | IT user support technicians Example titles: Support technician · IT officer · App reviewer · IT associate | 2.6% | |
| 10 | Information technology professionals n.e.c. Example titles: Information technology consultant · IT planner · Web master · Web manager | 2.5% |
Skills within Security and Cybersecurity
| # | Skill | Share of adverts | Change (pp) | View |
|---|---|---|---|---|
| 1 | Cybersecurity and Information Security Technologies Data Confidentiality and Secrecy Principle Knowledge · Corporate Security Management Skills · Cryptographic Technique Skills | 4.1% | 0.0 pp | |
| 2 | Security Services CCTV Installation Techniques · Alarm System Installation and Maintenance · Locksmithing and Security Hardware | 0.8% | +0.2 pp | |
| 3 | Networking and Cybersecurity Selected skill · Firewall Technology Knowledge · Identity and Service Standard Protocol Knowledge · Network Security Appliance Skills | 0.3% | 0.0 pp | |
| 4 | Security and Forensic Technology Fingerprint Identification Techniques · AFIS Biometric System Skills | 0.0% | 0.0 pp |
How to interpret skill demand
Source: Office for National Statistics, UK online job adverts. Shares describe new adverts reporting the requirement. An advert may mention several skills, so their shares do not add up to 100%. A rise from 10% to 12% is an increase of 2 percentage points.
These figures do not establish a salary premium, proficiency level, or which skills are requested together. This page has no published skill-specific salary or location breakdown.
ONS · 2025 · partial year · 2026 figures have not been published yet. · Open Government Licence v3.0. ONS does not endorse Jobmundo.