Lead Offensive Security Consultant

6 months ago


Sydney, Australia Security Careers at Mantel Group Full time

Mantel Group is an Australian-owned technology consulting business with capabilities across Cloud, Digital, Data & Security. Since our inception in November 2017, we have experienced remarkable growth across Australia & New Zealand and are honoured to be recognised as a Great Place to Work for 4 years in a row

We hire smart and talented people and get out of their way. As a principle-based organisation we have a flat structure with no hierarchy. By focusing on our five principles and not getting caught up in red tape, we trust you to get the job done

Working in our emerging and growing cyber security capability allows you to work closely with clients across our teams. Mantel Group presents to the market a cohesive, integrated cybersecurity capability, bringing together both security specialists with the broader cloud, data and digital specialists of the Mantel Group. Our security capabilities span governance, risk and compliance (GRC, our Advisory capability), cyber engineering, and offensive security. We enable large-scale cyber security initiatives for our clients, and improve the protection of IT environments.

With Mantel Group having a team of 850+ in Australia, you have significant support and resources at hand, with a depth of technical expertise in cloud, digital & data that you won't get elsewhere.

**About the role**

You will be leading client engagements, managing stakeholder relationships, and delivering offensive security consulting projects. A strong background in software development, cloud security, and/or network security, is required, ideally with experience in other aspects of security operations.

The role requires a proven ability to think outside the box when conducting testing, along with an ability to provide high quality written and verbal communications to clients to explain the findings.

**Your day to day**
- Leading both large scale and targeted penetration testing projects for enterprise customers
- Delivering a wide range of penetration testing projects including:

- Web, mobile and desktop app testing
- Network and Infrastructure Testing
- WiFi Testing
- Intelligence-Led Red Teaming
- Segmentation Testing
- Cloud environment security assessment
- Insider threat testing/corporate network testing
- Phishing campaigns
- Writing client reports detailing tests conducted, evidence of findings, recommendations arising, and delivering these reports via client presentations as required
- Providing offensive security experience and recommendation across a wide range of technologies and solutions, including conducting security reviews for:

- Security Architecture and Design
- Secure Coding
- Security Testing
- Software Development Life Cycle

**What you'll need to be successful**
- Development experience using Python, Java, Ruby, Perl, C, or C++
- Deep knowledge of network protocols and accompanying tools
- Significant experience in conducting penetration testing for enterprise clients, including techniques for managing client expectations and client experience, and managing the risk of delivery
- Excellent written and verbal communication skills including the ability to liaise with and influence diverse stakeholder groups
- Willingness to continually upskill; including learning new technologies and obtaining new certifications
- Experience in mentoring and leading junior consultants
- Experience in leading teams and projects
- Bring a positive can-do attitude to the team, with a developer-friendly problem solving orientation (shifting security left)

**Nice to have**:

- Relevant Industry certifications (i.e. OSWE, OSCP, CREST certifications etc.)
- Cloud experience or certifications (i.e. AWS/Azure/GCP, CCSK and others)
- Experience with cloud native technologies and solutions
- Hands-on experience implementing security solutions
- Experience working with risk management systems and reporting systems.

**Why Mantel Group?**
- We know you won't have one job for life. At Mantel Group we believe in supporting our team to take their career in a direction that aligns with their passions. We have internal opportunities across Cloud, Data, Security and Digital.
- You'll get all the tools you need to hit the ground running including a new phone, laptop & swag.
- We believe in unique experiences for all. Our My Deal program allows you to tailor your yearly plan, with the support of your Leader, to decide on what's most important to you. That might be extra professional development, extra annual or parental leave, time to work on your side hustle, or something else completely different One size does not fit all.
- You'll be genuinely supported by an organisation that cares about not only you but your family as well, Mantel Group offers Flexible Personal Leave options for those unplanned moments in life.
- We support a flexible hybrid approach to working which is guided by our principles; we trust each other to "make good choices" about the best workplace locations for the requirements of



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