▷ [15h Left] Cyber Advisory BRS – CTEM – Senior Consultant to Manager

**Cyber Advisory BRS – CTEM – Senior Consultant to Manager****We are Grant Thornton. We go beyond business as usual, so you can too.**Grant Thornton Ireland (GT) has over 2,500 people in 9 offices across Ireland, The Isle of Man, Gibraltar, and Bermuda, with a presence in over 130 countries around the world, and a global network of over 62,000 people.At GT, we work as trusted advisors, bringing local knowledge and national expertise, with a global presence, to help businesses succeed – wherever they are located. We make business more personal by investing in building relationships and empowering our clients to make the right choice for their organisation now and for the future. Whether that is working with the public sector to build thriving communities, with regulators and financial institutions to build trust, or with a diverse range of businesses to help them achieve their goals, Grant Thornton Ireland work hard to support clients to act on the issues that matter.**At GT Ireland we don’t just predict your future, we build it.****A Career at GT**A career in a more inclusive working environment, a more collaborative work culture, a more supported, flexible working role, more possibilities to grow and more opportunities to help shape the future for your clients. We respect and value your experience. And we want you to bring your authentic self to work and be at your best. It is how it should be.**Grow with us**At Grant Thornton, we care about our people and work hard to make you feel valued. If you are looking to deepen and develop your skills, knowledge, and experience throughout your career, then that is what you will get, and more.**The role**We are looking for technically gifted and strategically minded Penetration Testers to deliver and lead offensive security engagements across diverse environments. You’ll simulate sophisticated attack scenarios, uncover vulnerabilities, and provide strategic recommendations that help our clients reduce risk and enhance their overall security posture.As a Senior Consultant or Manager, you’ll assess infrastructures, applications, and cloud environments through ethical hacking engagements and work closely with clients to strengthen their resilience against evolving cyber threats.Key Responsibilities* Plan, execute, and report on penetration testing engagements across network infrastructure, web and mobile applications, cloud environments, and APIs.* Deliver advanced threat emulation, social engineering, and red/purple team assessments, including Threat-Led Penetration Testing (TLPT) and TIBER exercises.* Analyse and communicate technical findings clearly, providing actionable recommendations tailored for both technical and executive stakeholders.* Provide strategic remediation advice to help clients address vulnerabilities and build long-term resilience.* Collaborate with internal threat intelligence, incident response, and governance teams to provide holistic cyber defence solutions.* Develop and enhance custom tools, scripts, and proof-of-concepts to improve testing effectiveness.* Contribute to knowledge sharing, methodology development, and team mentoring, depending on seniority.* Support business development initiatives through proposal input, presentations, or technical scoping discussions (Senior Consultant level).Skills & Experience* Bachelor’s degree in Computer Science, Cybersecurity, or a related discipline (or equivalent practical experience).* 3+ (5+ for Manager) years of hands-on penetration testing or offensive security experience.* Proficiency with tools such as Burp Suite, Nmap, Metasploit, Cobalt Strike, Nessus, and similar toolsets.* Deep understanding of common attack vectors, including OWASP Top 10, MITRE ATT&CK, and cloud-specific threat models.* Strong scripting capability in Python, PowerShell, or similar languages.* Relevant certifications such as OSCP, OSCE, CREST CRT/CCT, GPEN, or equivalent industry-recognised credentials.Desired Skills* Experience testing cloud platforms (AWS, Azure, GCP) and container environments (Docker, Kubernetes).* Proven ability to lead client workshops, present findings, and manage sensitive or complex client discussions.* Familiarity with compliance frameworks and regulations such as PCI-DSS, ISO 27001, NIST, DORA, and NIS2.* Excellent report writing and communication skills, with the ability to translate technical findings into actionable insights for business leaders.**Life at GT****Reward** **and benefits:**Our reward and benefits are designed to create an environment where our people can flourish. We are committed to building a culture where our people have access to the necessary benefits to help promote a healthy lifestyle and thrive.**Equity, Diversity and Inclusion:**At Grant Thornton, we provide equitable opportunities for all our colleagues. We are a responsible, sustainable business where equity, diversity and inclusion (ED&I) is at the forefront of our workplace culture agenda, and today, we continue to build and develop on our existing ED&I structure and strategy to meet our workplace culture needs. People are at the heart of our business and teams built with varied backgrounds, racial differences, cultures, sexual orientations, religious orientations, ages, gender identities, abilities and family types present diverse viewpoints, which need to be heard and valued.We are all at our best when we are able to be ourselves and we view integrity and authenticity as integral values to bring to our day-to-day work-life at the firm. We are excited to see the personality and perspectives you will bring to our team because we know we will all benefit from them. Diversity of thought, background and experience enables better decision-making, improves the quality of our delivery, and helps us to meet the needs of our clients. Our firm is built on people and their ideas, so we want to hear all the new perspectives and fresh thinking you have to offer. You form the bedrock of our firm’s best-practice principles and we will champion you as leaders from day one.**Recognition:**We want to create a culture of recognition and celebrating success, by saying thank you to people who surpass our expectations and recognising the right values and behaviours. Our *Shout Out* recognition scheme is our way of highlighting and promoting achievements. Whether you simply want to say thank you, celebrate a special occasion or give an award for doing something exceptional, you can do all of this and more through the scheme.#LI-RM1Grant Thornton Ireland (GT) has nearly 3,000 people in 9 offices across Ireland, The Isle of Man, Gibraltar, and Bermuda. With a presence in over 145 countries around the world, and a global network of over 68,000 people, we bring you the local knowledge, national expertise and global presence to help you and your business succeed – wherever you’re located. We deliver solutions to all business challenges. Clients choose us because the breadth of financial and business services they need is available, delivered innovatively and always to the highest standards. At Grant Thornton we are committed to long term relationships.
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