SilentGrid / Our team
Meet the people behind SilentGrid.
Sixteen consultants run the engagements, from five Australian cities. All are employed full time and background checked, and some hold security clearances. Testing is never subcontracted. Between them they hold 27 distinct certifications, including OSEE, OSCE3, OSED, OSEP, OSWE and GXPN.
Leadership
-
Erik Dul
Co-Founder / Technical Director
Sydney, Australia
Erik is the co-founder of SilentGrid Security with over a decade of experience in IT security and technical consulting. After delivering scenario-based adversary simulation for several financial institutions in the UK (CBEST), he spent the last five years performing red teaming against major banks and ASX listed companies in Australia. He also built and managed offensive security teams in Australia. His primary technical focus is enterprise network solutions and hardware and IoT security.
-
Claudio Moletta
Co-Founder / Technical Director
Sydney, Australia
Claudio co-founded SilentGrid and works across exploit development, adversary simulation and bespoke application testing. He has found and reported 0-day vulnerabilities in commercial software from Hexagon, VMware and Commvault, and publishes the analysis. He has led red team engagements for ASX-listed companies in Australia, and has also worked with major organisations in Italy and the UK under CBEST.
-
Olsi Selfo
Sales Director
Sydney, Australia
Olsi is the sales director of SilentGrid Security. He has managed and grown business development teams in the cybersecurity industry. His role focuses on establishing and maintaining partnerships with new and existing clients. Olsi has broad sector experience with clients in financial services, retail, government, transportation, utilities, telco, healthcare, education and other large enterprises across ANZ.
Technical Team
-
Tim Wong
Principal Consultant
Melbourne, Australia
Tim is a Principal Consultant at SilentGrid with 10+ years of experience in the cybersecurity industry. He specialises in adversary simulation and penetration testing and has performed numerous assessments for clients across a range of industries. Tim enjoys working with clients to protect their systems against security threats.
-
Danyal Drew
Principal Consultant
Sydney, Australia
Dan is a Principal Consultant with over 10 years of experience in penetration testing and red teaming. He uses his knowledge of Windows internals to discover and exploit flaws in binary applications and Active Directory environments and develop new offensive capabilities. Danyal’s security research has uncovered new vulnerabilities in widely deployed software and operating systems.
-
Marc Sleeman
Principal Consultant
Adelaide, Australia
Marc is a Principal Consultant with 6+ years of experience in cyber security. He specialises in adversary simulation and has developed, executed and managed tailored engagements across higher education, finance, critical infrastructure and retail. Marc develops in-house tooling, researches publicly disclosed and trending offensive security techniques, and uses threat intelligence to replicate adversaries’ tactics, techniques and procedures (TTP).
-
Richard Appleby
Principal Consultant
Adelaide, Australia
Richard is a Principal Consultant with over 20 years of experience in cyber security. He has worked in research and development, penetration testing and systems security analysis for both government and private enterprise. His application assessment experience covers web, mobile and thick clients. He has assessed systems for clients around the world and conducts and promotes security research. Richard enjoys building things, and is often modifying and upgrading cars, drones, the garden and his kid’s toys.
-
Danny Philippe-Jankovic
Lead Consultant
Melbourne, Australia
Danny is a Lead Consultant with over 6 years of experience in the industry. He specialises in enterprise network security and has assessed applications and networks of all sizes for clients in both the public and private sectors, from city councils to banks. He also has a keen interest in AI and its application to offensive security. In his spare time, he likes to research the latest security techniques and put them to the test in solving CTF challenges.
-
Richard Tan
Lead Consultant
Melbourne, Australia
Richard is a Lead Consultant with over a decade of experience in cyber security, specialising in penetration testing with a focus on mobile, AI, enterprise network, and IoT security. He was recognised as a top contributor to the Google Play Security Reward Program, with a particular interest in Android application security and reverse engineering. He has delivered engagements ranging from standard assessments to bespoke testing programs for clients across healthcare, education, government, manufacturing, retail, and telecommunications.
-
Joshua Wilson
Lead Consultant
Sydney, Australia
Josh is a Lead Consultant with 8+ years of experience spanning both penetration testing activities and adversary simulation exercises. Between various application penetration testing, internal and external network assessments, red team, purple team and social engineering engagements, Josh has broad experience across many facets of offensive security. He has operated across a range of industries, including banking, insurance, government entities and retail, both locally and internationally. In addition to his technical work, Josh has previously held project management and client liaison responsibilities, managing clients' BAU and project-based security penetration testing programs from start to finish. Josh holds several industry-recognised certifications, including the OSCP, OSCE, OSEP, CRTP and CRTO. He has also completed the Red Team Operations and Identity-Driven Offensive Tradecraft courses by SpecterOps.
-
Aurelien Salomon
Lead Consultant
Melbourne, Australia
Aurelien is a Lead Consultant with over a decade of experience in penetration testing and application security. He specialises in bespoke web application testing, with technical experience across on-premise infrastructure and Microsoft Azure environments. Aurelien has helped high-profile clients across Australia's private and public sectors improve their security. Outside work, he enjoys the competition and problem-solving of bouldering and the teamwork and quick thinking of beach volleyball.
-
Ben Standen
Lead Consultant
Hobart, Australia
Ben is a Lead Consultant with a background in information technology and education. Since transitioning from teaching and vocational education governance, he has planned and executed numerous adversary simulation and emulation engagements. His experience spans red and purple teaming, external perimeter breaches and assumed-breach engagements across internal, cloud-based and hybrid environments. He has specialist expertise in social engineering, delivered in person, over video calls, and via email, SMS, voice and social media. Ben approaches testing from an adversary’s perspective to show clients the potential real-world impact of the vulnerabilities he identifies. He has also completed training including Attacking and Defending Azure & M365, Offensive Phishing Operations and Evilginx Mastery.
-
David Spruengli
Senior Consultant
Sydney, Australia
David is a Senior Consultant with 6 years of experience, specialising primarily in network and application security and reverse engineering. He has worked across banking, software, telecommunications, retail and insurance.
-
Helen Browitt
Senior Consultant
Sydney, Australia
Helen is a Senior Consultant with over eight years of experience in penetration testing, largely focused on application and mainframe security across a variety of industries, including financial institutions, government, education, and retail. She has also previously managed project security and regulatory penetration testing programs for large organisations.
-
Mitchell Bender
Senior Consultant
Adelaide, Australia
Mitchell is a Senior Consultant with 5+ years of experience in cyber security. He specialises in web application, internal network, AI, mobile application and services testing, working with clients across financial institutions, software, retail and government. Alongside testing, Mitchell has also delivered lectures across various universities in South Australia.
-
Nico Petzer
Consultant
Queensland, Australia
Nico is a Security Consultant with 8 years of experience in ICT, including several years specialising in cybersecurity. His technical experience covers web applications, internal and external networks, and mobile security assessments. Nico has worked with organisations across financial services, retail, government and other enterprise environments. He helps clients identify and address critical security weaknesses by translating technical findings into clear, practical recommendations. Technical curiosity and the real-world impact of findings guide his approach.
-
Taiga Takeda
Security Consultant
Sydney, Australia
Taiga is a security consultant with over four years of experience in cybersecurity, working across a wide range of industries and technologies. He has supported organisations in Australia and internationally, including financial services, telecommunications, technology, government, public sector, and large enterprise environments.
-
Michael Burr
Security Consultant
Sydney, Australia
Michael is a Security Consultant with 9 years of experience in cyber security roles. He moved into security from web development and has a particular interest in penetration testing. His engagements include penetration testing for major public and private sector organisations across Australia. He specialises in system hardening through practical vulnerability discovery to help organisations defend against real-world attacks.
-
Joe Chegne
Security Consultant
Brisbane, Australia
Eu Joe is a Security Consultant with 5+ years of consulting experience, specialising in web application, source code, and API security across a wide range of industries. He has more recently focused on AI and machine learning security, covering LLM and agentic application testing, model red teaming, and the infrastructure these systems run on. In his own time, Eu Joe tinkers with autonomous systems and works on his research.
Customer Success Team
-
Rachael Mayne
Head of Customer Success
Perth, Australia
Rachael is Head of Customer Success at SilentGrid. With seven years of experience in cybersecurity sales and client relationships, she supports clients from onboarding through to ongoing partnership. She guides new engagements, maintains existing client relationships, oversees SilentGrid’s marketing and coordinates events.
-
Eva Glynne-Jones
Customer Success Manager
Sydney, Australia
Eva is a Customer Success Manager at SilentGrid. She has four years’ experience in IT sales and supports new and existing clients through their offensive security engagements. Eva focuses on keeping engagements running smoothly and helping clients get value from the work, with support that continues as the relationship develops.
-
Lou Holding
Customer Success Manager
Melbourne, Australia
Lou is a Customer Success Manager at SilentGrid. He has worked in customer-facing roles for almost 10 years, with a background in banking, finance and technology start-ups. Lou works with new and existing clients to build relationships around cyber security assurance through offensive testing.
Sales Team
-
Robyn Peters
Account Manager
Melbourne, Australia
Robyn is the Account Manager for SilentGrid's clients in the southern states of Australia. She has over a decade of experience in account management for IT projects in the UK and Australia. Robyn builds long-term client relationships and guides new and existing customers through their offensive security engagements.