Job Overview We are seeking an experienced Senior System Engineer to lead the design, deployment and maintenance of secure data management platforms in defence environments. * The ideal candidate will have a strong background in system administration and a proven track record of managing complex IT infrastructure projects. Key Responsibilities * Design, deploy and maintain secure data management platforms across multiple sites and networks. * Manage Active Directory, Linux servers, firewalls, routers and switches for optimal performance. * Liaise with internal teams to provide technical updates on security vulnerabilities & best practices compliance