Principal Cybersecurity Engineer - Bluestaq Australia Location: Brisbane or Canberra. Initially hybrid arrangement, then on-premises. Our purpose is to deliver mission critical technology solutions tailored for the Australian defence, government and national security sectors. We specialise in high security data systems, designed to meet Australia's evolving strategic and operational demands. If you are r eady to turn your expertise into real world results, w elcome to Bluestaq Australia. This is your opportunity to join a young but fast growing company in its formative years i n Australia, building on our successful foundation s in the United States. About th e Role As Principal Cybersecurity Engineer, you will lead the design, implementation and oversight of cybersecurity architecture for defence grade systems across networks, platforms and on-premise environments. You will work across engineering and operations teams to ensure the integrity, compliance and resilience of secure systems in accordance with Australian standards and mission critical needs. You will be instrumental in securing and maintaining an Authority to Operate (ATO) by implementing technical controls, conducting risk assessments and ensuring compliance with the Australian ISM and other defense frameworks. Reporting directly to the President Bluestaq Australia, you will: Define and enforce cybersecurity standards in alignment with NIST, ISO/IEC 27001 and the ASD Essential Eight Support the preparation and submission of cybersecurity art i facts required for ATO processes, including security documentation, risk registers and evidence packages Implement and validate technical security controls in classified environments aligned with Australian ISM requirements Develop and deploy security tools to address vulnerabilities, automate tasks and strengthen defenses Conduct comprehensive risk assessments, vulnerability testing and security audits Monitor and analyse logs and security events to detect, assess and respond to threats Collaborate with engineering teams to implement secure authentication, encryption and access control solutions Evaluate and integrate emerging cybersecurity technologies to enhance infrastructure protection Clearly articulate security strategies and collaborate with cross-functional teams to support secure solution delivery Provide expert level troubleshooting and resolution of complex security challenges About You You must be willing to embrace our core values of Ownership, Curiosity, Talent and Trust and in addition have: Minimum 10 years of cybersecurity experience, preferably in defence, government or critical infrastructure sectors Relevant tertiary qualification or equivalent knowledge gained through experience CISSP certification (or equivalent), plus ASD recognised cybersecurity credentials Strong expertise in Linux systems, networking security and cloud platforms (AWS, Azure, GCP) Hands-on experience with security automation and monitoring tools, including Ansible, SIEM platforms (e.g., Splunk, SO2), antivirus (AV) solutions, ACAS, Anchore, SonarQube, and related security technologies Demonstrated ability to lead cybersecurity initiatives, influence architecture decisions and communicate effectively with stakeholders Willingness to travel to customer sites, partner facilities and other Bluestaq locations across Austral ia, including secure government or defence sites You m ust also be an Australian citizen, eligible to obtain and maintain an Australian Government NV2 security clearance. Your Benefits Attractive salary based on qualifications, experience and achievements Superannuation Annual performance bonus Private health cover allowance Health/wellness allowance Professional subscription Salary sacrifice and salary packaging options Additional 1 week of annual leave per year = 5 weeks per year O ther leave in accordance with the National Employment Standards and state long service leave legislation A B it More About Us - Bluestaq - Where Innovation Powers Impact At Bluestaq, we're more than a technology company. We're a team of innovators, problem solvers and defence aligned engineers dedicated to securing and enabling the nation's most sensitive data environments. Whether supporting sovereign defence capabilities, enabling secure cross agency collaboration or advancing Australia's digital resilience, we focus on engineering that drives outcomes. Between 20 19 and 2025, Bluestaq has been the proud recipient of many awards: Inc. Best Workplace Colorado Springs Gazette Best Workplaces Built in Colorado Best Places to Work Inc. Magazine's Fastest Growing Private Companies Chamber of Commerce New Business of the Year Emerging Tech Company of the Year Join the Mission If you're ready to engineer secure, sovereign capable technology, Bluestaq Australia offers you the chance to lead and innovate at the forefront of national defence and critical infrastructure. Together, we'll tackle high stakes challenges, protect Australia's most vital data and build what's next, securely, on-prem ises and at scale. We are proud to be an Equal Opportunity Employer. We encourage applicants of all backgrounds, including Aboriginal and Torres Strait Islander peoples, people with disabilit ies, LGBTQIA and culturally diverse candidates.