Salary: £27,300 - 29,250 per year Requirements: Active DV clearance required Experience implementing defence-in-depth security architectures aligned with frameworks such as CIS, NIST CSF and MOD security standards Hands-on experience implementing preventative and detective security controls Strong understanding of the systems engineering lifecycle within secure delivery environments Experience working within structured delivery methodologies including Agile, DevOps or waterfall Experience assessing vulnerabilities and implementing security mitigation strategies Strong understanding of CIA principles (Confidentiality, Integrity, Availability) Technical experience across endpoint protection technologies including malware protection, application control and DLP Experience with Microsoft and Linux operating systems in secure environments Familiarity with virtualisation platforms and network infrastructure components Experience with SIEM platforms and protective monitoring solutions Knowledge of authentication and identity technologies including SAML, LDAP and PKI Experience with network security technologies including firewalls, proxies and boundary protection Experience supporting security infrastructure in hybrid cloud environments Responsibilities: Implementing and maintaining security tooling and technical controls across programme environments Ensuring systems remain compliant with defined security baselines and policies Developing and maintaining system security baseline documentation Supporting integration with SIEM and protective monitoring platforms Assessing vulnerabilities and implementing risk mitigation strategies Supporting the implementation of secure designs and technical architectures Collaborating with engineers and architects to ensure secure solution delivery Supporting ongoing security test and verification (ST&V) activities Technologies: Cloud DevOps LDAP Linux Network SAML Security Support More: We are seeking experienced DV Cleared Cyber Security Engineers to join our programme delivering secure technology services within a highly sensitive Defence environment in Huntingdon. This role offers a minimum 6-month contract with a strong likelihood of extension, providing the opportunity to work within a highly secure Defence programme while exposing you to enterprise security tooling and complex infrastructure environments. You will be part of a collaborative engineering team focused on security resilience and continuous improvement, with occasional travel to other UK sites. last updated 12 week of 2026