" \u003cdiv class=\"ja-job-details\"\u003e \u003ch2 class=\"title\"\u003eSenior Systems \u0026amp; Cyber Security Specialist\u003c/h2\u003e \u003cdiv class=\"meta\"\u003e \u003cul class=\"classifications\"\u003e \u003cli data-id=\"20749\"\u003e IT Security \u003c/li\u003e \u003cli data-id=\"20751\"\u003e Perth \u003c/li\u003e \u003cli data-id=\"20752\"\u003e Contract or Temp \u003c/li\u003e \u003c/ul\u003e \u003cp class=\"date-posted\"\u003e 12/10/2026 \u003c/p\u003e \u003c/div\u003e \u003cul class=\"bullet-points\"\u003e \u003cli\u003eConduct security risk assessments and support system certification\u003c/li\u003e \u003cli\u003eDevelop security documentation and apply Defence frameworks\u003c/li\u003e \u003cli\u003ePerth-based | 12-month contract | $1,200-$1,300/day | NV1 Clearance Required\u003c/li\u003e \u003c/ul\u003e \u003cdiv class=\"description\"\u003e \u003cdiv style=\"text-align:justify\"\u003e\u003cstrong\u003eSetting the Scene \u003c/strong\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003eOur client is a leading Australian Defence technology organisation supporting complex maritime capabilities. They are seeking a Senior Systems \u0026amp; Cyber Security Specialist to contribute to cyber security assurance, system accreditation and security risk management across a major Defence maritime program.\u003cbr\u003e\u003cbr\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003e\u003cstrong\u003e The Role\u003c/strong\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003eWorking within a project environment, you\u0027ll support the design and implementation of security controls, assess system risks and help ensure systems meet Defence security requirements. You\u0027ll collaborate with engineering teams and key stakeholders across the program, contributing to system authorisation, security documentation and incident response.\u003cbr\u003e\u003cbr\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003e\u003cstrong\u003eKey Responsibilities\u003c/strong\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003e \u003cul\u003e \u003cli\u003eConduct security risk and vulnerability assessments, identifying risks and recommending mitigation strategies.\u003c/li\u003e \u003cli\u003eDevelop and maintain security documentation, including System Security Plans (SSPs), risk management plans and supporting accreditation artefacts.\u003c/li\u003e \u003cli\u003eSupport system certification, accreditation and authorisation activities across Defence program environments.\u003c/li\u003e \u003cli\u003eApply relevant security frameworks, including the Australian Government Information Security Manual (ISM), Defence Security Principles Framework (DSPF) and Protective Security Policy Framework (PSPF).\u003c/li\u003e \u003cli\u003eDefine security requirements and advise on system design, security controls and compliance obligations.\u003c/li\u003e \u003cli\u003eMonitor security events, investigate cyber incidents and coordinate response and recovery activities.\u003c/li\u003e \u003cli\u003eSupport security administration, access governance and privileged access reviews.\u003c/li\u003e \u003cli\u003eContribute to digital forensic investigations, evidence handling and security reporting.\u003c/li\u003e \u003cli\u003eWork with engineering, risk and operational stakeholders to strengthen security controls and improve security processes.\u003c/li\u003e \u003c/ul\u003e \u003cstrong\u003eWhat You\u0027ll Bring\u003c/strong\u003e \u003cul\u003e \u003cli\u003eMinimum four years\u0027 relevant experience in cyber security or a related technical field.\u003c/li\u003e \u003cli\u003eExperience implementing and supporting cyber security controls across enterprise, project or operational environments.\u003c/li\u003e \u003cli\u003eExperience supporting system accreditation, certification or authorisation activities.\u003c/li\u003e \u003cli\u003eKnowledge of security risk assessments, vulnerability management and compliance reviews.\u003c/li\u003e \u003cli\u003eFamiliarity with security frameworks such as the ISM, DSPF and PSPF.\u003c/li\u003e \u003cli\u003eExperience developing and maintaining security documentation, standards and governance artefacts.\u003c/li\u003e \u003cli\u003eUnderstanding of security monitoring, SIEM tools, incident response and security across Windows, Linux and network environments.\u003c/li\u003e \u003cli\u003eStrong analytical, problem-solving and stakeholder communication skills.\u003c/li\u003e \u003cli\u003eRelevant qualifications in cyber security, IT, technology or engineering.\u003c/li\u003e \u003cli\u003eAustralian citizenship and an active NV1 security clearance (or higher) are required\u003c/li\u003e \u003c/ul\u003e Experience in Defence, maritime, government or other highly regulated environments will be highly regarded. Relevant certifications such as CISSP, CISM, CISA or CRISC are also advantageous.\u0026nbsp;\u0026nbsp;\u003cbr\u003e\u003cbr\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003e\u003cstrong\u003eWhat\u0027s in It for You?\u003c/strong\u003e\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003e \u003cul\u003e \u003cli\u003eContribute to a major Defence maritime program with significant national security outcomes.\u003c/li\u003e \u003cli\u003e12-month contract offering $1,200\u0026ndash;$1,300 per day\u003c/li\u003e \u003cli\u003eWork across systems security, risk, assurance and incident response.\u003c/li\u003e \u003cli\u003eCollaborate with multidisciplinary engineering and cyber security teams.\u003c/li\u003e \u003cli\u003eBuild your expertise in Defence security frameworks and system accreditation.\u003c/li\u003e \u003cli\u003eTake ownership of security activities while contributing to continuous improvement.\u003c/li\u003e \u003c/ul\u003e \u003cstrong\u003eHow to apply\u003c/strong\u003e\u0026nbsp;\u003c/div\u003e \u003cdiv style=\"text-align:justify\"\u003eApplications are treated with absolute confidentiality. Click \u003cstrong\u003eAPPLY\u003c/strong\u003e or contact \u003cstrong\u003eClodagh at clodagh@decipherbureau.com\u003c/strong\u003e for an informal conversation about your next career move. Equal opportunity and diversity are valued and encouraged.\u003c/div\u003e \u003c/div\u003e \u003cdiv class=\"apply\"\u003e \u003ca class=\"back-link\" href=\"#\" title=\"Back to search results\"\u003eBack to search results\u003c/a\u003e \u003cinput type=\"button\" class=\"ja-button\" data-job-id=\"4477689\" value=\"Apply Now\" title=\"Apply Now\" /\u003e \u003c/div\u003e \u003c/div\u003e "