Grant Thornton (US)

M&A Cloud Security Associate Director

Grant Thornton (US)  •  Dublin, IE (Onsite)  •  2 months ago
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Job Description

M&A Cloud Security Associate Director

We are seeking an experienced Cloud Security Expert to lead the design, implementation, and continuous improvement of cloud security controls across multi-cloud environments. This role will be for a 6/12 month contract.

This role will focus on Cloud Security Posture Management (CSPM), Cloud Workload Protection Platform (CWPP), and Cloud-Native Application Protection Platform (CNAPP) using tools such as Microsoft Defender for Cloud, Wiz, or CrowdStrike

The ideal candidate will have hands-on expertise in cloud security architecture, threat detection, and compliance enforcement, combined with strong knowledge of identity, network, and workload security in Azure, AWS, and GCP environments.

Key Responsibilities

Cloud Security Architecture & Governance

  • Define and maintain multi-cloud security architectures aligned with organizational security strategy and compliance requirements.
  • Develop and enforce cloud security policies, standards, and guardrails for Azure, AWS, and GCP.
  • Conduct threat modeling and risk assessments for new cloud services and workloads.

Security Posture Management & Tooling

  • Deploy, configure, and optimize Microsoft Defender for Cloud, Wiz, or CrowdStrike for CSPM, CWPP, and CNAPP capabilities.
  • Integrate security findings into SIEM/SOAR workflows and drive remediation with engineering teams.
  • Implement cloud-native security services such as Azure Policy, AWS Security Hub, and GCP Security Command Center.

DevSecOps & Automation

  • Embed security into CI/CD pipelines using GitHub Actions, Azure DevOps, or Jenkins.
  • Implement policy-as-code and IaC security scanning for Terraform, Bicep, and CloudFormation templates.
  • Automate security controls and compliance checks using Python, PowerShell, or equivalent scripting languages

Identity, Access & Network Security

  • Design and enforce least privilege IAM policies, role-based access control, and conditional access across cloud platforms.
  • Implement network segmentation, private endpoints, and firewall policies to secure workloads.

Monitoring, Detection & Incident Response

  • Configure and monitor Defender for Cloud, Wiz, or CrowdStrike dashboards for anomaly detection and threat alerts.
  • Lead cloud security incident investigations, root cause analysis, and remediation efforts.

Required Qualifications

  • Bachelor’s degree in Computer Science, Information Security, or related field (or equivalent experience).
  • 5+ years of experience in cloud security, with strong expertise in Azure and exposure to AWS/GCP
  • Hands-on experience with Microsoft Defender for Cloud, Wiz, or CrowdStrike for CSPM, CWPP, and CNAPP
  • Strong knowledge of IAM, encryption, network security, and container security in cloud environments.
  • Experience with DevSecOps practices, including IaC security and pipeline integration.
  • Familiarity with compliance frameworks ( CIS, NIST, ISO 27001, SOC 2).
  • Scripting proficiency in Python or PowerShell

Preferred Qualifications

  • Certifications: Azure Security Engineer Associate, CCSP, or CISSP
  • Experience with Zero Trust Architecture and micro-segmentation
  • Knowledge of Kubernetes security (AKS, EKS, GKE) and container runtime protections.
  • Additional certifications such as Azure Solutions Architect Expert, Azure Administrator Associate, or Azure DevOps Engineer Expert are highly desirable.

Tools & Technologies

  • Cloud Platforms: Azure, AWS, GCP
  • Security Tools: Microsoft Defender for Cloud, Wiz, CrowdStrike, SIEM/SOAR platforms
  • IaC & Automation: Terraform, Bicep, CloudFormation, OPA/Conftest

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We are Grant Thornton
Grant Thornton Ireland is rapidly approaching 3,000 people, in 9 offices across Ireland, Isle of Man, Gibraltar and Bermuda. With a presence in over 149 countries around the world and a global network of 73,000 people, we bring our clients the local knowledge, national expertise and global presence to help them succeed – wherever they’re located.

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 decisions 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
Looking for a more fulfilling role in professional services? One where fresh thinking, collaboration and diversity are valued? At Grant Thornton we do things differently.

What does this mean for you?
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.

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Grant Thornton (US)

About Grant Thornton (US)

Forget what you think you know about professional services. We go beyond what’s expected and help others do the same.

Grant Thornton is the brand name for Grant Thornton LLP and Grant Thornton Advisors LLC the U.S. member firms of Grant Thornton International Ltd, one of the world’s leading independent audit & assurance, tax and advisory firms. That means our network has more than 73,000 professionals in more than 146 countries who are ready to help public and private organizations of all sizes take on today’s challenges. But what sets us apart isn’t just what we do – it’s how we do it. Here, we believe in making business more personal and building trust into every result. We’re collaborators – obsessed with quality and ready for anything – who understand the value of strong relationships. It’s how we challenge the expectations of business and empower our people and clients to do it, too.

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Grant Thornton International Limited (GTIL) and the member firms, including Grant Thornton LLP and Grant Thornton Advisors LLC, are not a worldwide partnership. Services are delivered by the member firms. GTIL and its member firms are not agents of, and do not obligate, one another and are not liable for one another’s acts or omissions. Please see www.grantthornton.com for further details.​

Industry
Accounting & Tax
Company Size
10,000+ employees
Headquarters
Chicago, IL
Year Founded
1924
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