Principal Cybersecurity Engineer – Australia

Overview
Principal Cybersecurity Engineer – Bluestaq Australia . Location: Brisbane or Canberra. Initially hybrid arrangement, then on-premises. You will lead the design, implementation and oversight of cybersecurity architecture for defence‑grade systems across networks, platforms and on‑premise environments.
About Bluestaq
At Bluestaq, we\'re a mission‑driven team of innovators, problem‑solvers, and trailblazers. Our work spans space exploration, defence systems, government initiatives, healthcare advancements, or commercial breakthroughs. Founded in 2018, Bluestaq is a leader in enterprise software and secure data management. Our name nods to our roots—"blue" (military shorthand for the good guys) and "staq" (as in software stack).
Recognized Excellence: Bluestaq has earned national recognition as one of Inc. Magazine\'s Fastest-Growing Private Companies and is consistently ranked among Colorado\'s Best Workplaces. Whether supporting national security, enabling healthcare advancements, or driving commercial innovation, we\'re committed to building data management solutions that matter.
About the 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 defence frameworks.
Reporting directly to the President Bluestaq Australia, you will:
Define and enforce cybersecurity standards in alignment with NIST, ISO/IEC27001 and the ASD Essential Eight
Support the preparation and submission of cybersecurity artifacts 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
Qualifications
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 Australia, including secure government or defence sites
You must 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
Other leave in accordance with the National Employment Standards and state long service leave legislation
A Bit More About 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 2019 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‑premises 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 disabilities, LGBTQIA+ and culturally diverse candidates.
Why Join Us?
Purpose-Driven Work: Support systems that power industries and critical operations, including healthcare and defense.
Continuous Growth: Expand your technical expertise with hands-on projects and mentorship.
Dynamic Environment: Be part of a team that thrives on problem-solving, learning, and collaboration.
Ready to make an impact? Apply today and help shape the future of data management in healthcare, defense, and beyond
Physical Requirements
Prolonged periods of sitting at a desk and working on a computer.
Must be able to lift up to 15 pounds at times.
Must be able to access and navigate each department at the organization\'s facilities.
Bluestaq is an Equal Opportunity Employer. We prohibit unlawful discrimination against applicants or employees on the basis age 40 and over, color, disability, gender identity, genetic information, military or veteran status, national origin, race, religion, sex, sexual orientation, or any other status protected by state or local law.
Bluestaq will make reasonable accommodations for qualified individuals with known disabilities and employees whose work requirements interfere with a religious belief unless doing so would result in an undue hardship to Bluestaq or a direct threat. Employees needing such accommodation are instructed to contact Human Resources immediately at
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