Offensive Security Senior Manager

3 days ago

Sydney, New South Wales, Australia Decipher Bureau Full time $120,000 - $180,000 per year

Offensive Security, Senior Manager

Sydney | Remote-first

We're partnering with one of Australia's top offensive security teams who are expanding their team. This is your chance to step into a senior leadership role within a high-performing cyber practice that delivers complex offensive security programs across enterprise and critical environments. You'll work with an ambitious and supportive team that values impact, innovation, and genuine flexibility.

As a Senior Manager in Offensive Security, you will:

  • Lead and oversee end-to-end offensive security engagements
  • Manage and mentor a high-calibre team of penetration testers and red team operators
  • Translate complex technical findings into actionable business insights
  • Build strong client relationships and grow key accounts
  • Support strategic direction, capability uplift and continuous improvement
  • Contribute to pre-sales, proposals and technical advisory
  • Drive sophisticated security testing programs across: Penetration testing, Red Teaming & adversary simulation, OT & ICS security assessments, mobile and network testing.

Experience Required:

  • 5+ years of offensive security experience
  • Strong technical background
    across pen testing/red teaming
  • Experience leading delivery and mentoring technical teams
  • Certifications such as OSCP, OSCE, CREST CCT, CRTO (or equivalent capability)
  • Ability to communicate confidently with execs and technical stakeholders
  • Curiosity, innovation mindset and appetite to build and scale teams

Why Join?

  • Permanent Position,
    up to $180k package
  • Remote-first
    (Sydney-based only)
  • Opportunity to shape, build and scale an offensive security function.
  • Work on meaningful projects across major brands & critical environments
  • Access to world-class training, certifications and mentorship pathways
  • A genuinely inclusive, collaborative and growth-focused culture

If you're passionate about offensive security, excited by emerging technology, and motivated to lead high-impact work while growing an elite capability - this is the move.


Apply now
or message for a confidential chat.

How to apply:
Click apply or submit your CV to

for a 100% confidential, informal conversation where your privacy will absolutely be respected.

Decipher Bureau and the clients we partner with are committed to creating a diverse environment and are proud to be equal-opportunity employers. All qualified applicants will be considered for employment without attention to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.

  • Senior Security Consultant

    2 weeks ago

    Sydney, New South Wales, Australia Cyberlinx Full time $120,000 - $180,000 per year

    Cyberlinx | Full-Time | (Sydney)Cyberlinx is a fast-growing, pure-play cybersecurity consultancy delivering high-impact work across enterprise, government, and critical infrastructure. We're looking for a highly skilled Senior Security Consultant to be part of our Offensive Security team.About the RoleAs our Senior Security Consultant, you'll work on a...

  • Senior Security Researcher

    1 week ago

    Sydney, New South Wales, Australia Microsoft Full time $120,000 - $180,000 per year

    Senior Security Researcher and penetration tester to help evaluate and perform offensive security operations against our M365 Copilot suite of products. You will perform research with your team to identify and validate vulnerabilities from external research as well as proactive engagements. AI agent security as well as M365 chat security will be in areas of...

  • Senior Analyst to Manager

    1 week ago

    Sydney, New South Wales, Australia McGrathNicol Full time $120,000 - $180,000 per year

    Division:AdvisoryDepartment:CyberEmployment Type:Full Time PermanentApplication Closing Date:28 Nov 2025McGrathNicol is a specialist Advisory and Restructuring firm, helping businesses improve performance, manage risk, and achieve stability and growth.We are seeking a highly skilled and motivated Senior Analyst to Manager - Offensive Security to join our...

  • Principal Consultant, Offensive Security, Proactive Services

    3 days ago

    Sydney, New South Wales, Australia Palo Alto Networks Full time $120,000 - $250,000 per year

    Our MissionAt Palo Alto Networks everything starts and ends with our mission:Being the cybersecurity partner of choice, protecting our digital way of life.Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for...

  • Cyber Security Consultant

    1 day ago

    Sydney, New South Wales, Australia Phronesis Security Full time $80,000 - $120,000 per year

    Phronesis Security is Australia's first B Corp certified cyber security company, committed to delivering world-class cyber security consulting with a tangible social and environmental impact. To do so, we have built sharing our profits with some of Australia's highest impact charities into our core operating model.We provide tailored, pragmatic advice,...

  • Security Engineer

    2 weeks ago

    Sydney, New South Wales, Australia Canva Full time $120,000 - $200,000 per year

    Company DescriptionJoin the team redefining how the world experiences design.Hey, g'day, mabuhay, kia ora, 你好, hallo, vítejteThanks for stopping by. We know job hunting can be a little time-consuming, and you're probably keen to find out what's on offer, so we'll get straight to the point.Where And How You Can WorkOur flagship campus is in Sydney. We...

  • Security Researcher II

    1 week ago

    Sydney, New South Wales, Australia Microsoft Full time $120,000 - $180,000 per year

    We are a team in M365 Core called Substrate; we have the massive responsibility and charter to help ensure the security and trustworthiness of M365 product suite. We want to reshape and modernize security to empower every user, customer, and developer with a secure cloud that protects them with end-to-end via our solutions. The M365 Substrate organization...

  • Security Technician

    1 day ago

    Sydney, New South Wales, Australia Informative Security Services Full time $90,000 - $120,000 per year

    Who Informative Is:Informative Security has been in the industry for over 24 years and our work area spans over the Sydney Metro area Installing, Servicing and Maintaining Intercoms, CCTV, Access Control and Alarm Security Systems to Strata Buildings, Hotels, Clubs, Pubs and other commercial clients.Who We Require:There are 2 roles we are looking to...

  • Senior Information Security Analyst

    1 week ago

    Sydney, New South Wales, Australia ServiceNow Full time $120,000 - $180,000 per year

    Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today — ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500. Our intelligent cloud-based...

  • Senior Information Security Analyst

    1 week ago

    Sydney, New South Wales, Australia ServiceNow Full time $120,000 - $180,000 per year

    Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today — ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500. Our intelligent cloud-based...