Cloud Security Engineer

Millennium Management LLC; City Of London; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading financial services firm in London is seeking a Cloud Security Engineer to ensure integrated security controls across their GCP environment. The ideal candidate will have over 5 years of experience in technical roles, focusing on Information Security, specifically within the financial industry. Strong expertise in GCP IAM and cloud security best practices is essential. The role offers a collaborative environment in a high-pressure setting.

Qualifications

• 5+ years experience in a technical role, focusing on Information Security.
• Deep expertise in GCP IAM controls and security best practices.
• Hands-on experience in building security guardrails in GCP.

Responsibilities

• Contribute to integrated security controls for SaaS, PaaS, and IaaS.
• Conduct Red Team security testing tasks in GCP.
• Provide architecture assurance for Cloud security initiatives.

Skills

GCP security controls

Identity and Access Management (IAM)

Python scripting

Infrastructure as Code tooling (Terraform)

Information security controls

Education

Bachelor's degree in Computer Science or Engineering

Tools

UNIX

Networking

Databases

Storage

Job description

Cloud Security Engineer

The successful candidate will be a subject matter expert with hands‑on experience in a wide range of cloud technologies, tools and methodologies. The role is suited for an experienced Cloud Engineer with focus in Google Cloud Platform; the candidate must have proven understanding in enterprise security and will focus on building toolsets and processes to support the Information Security Program (ISP). The team fosters a collaborative environment and is building a best‑in‑class program to partner with the business to protect the Firm's information and computer systems. Millennium is a complex and robust technical environment and securing the Firm from external and internal threats is a top priority.

Principal Responsibilities

• Contribute to the vision, strategy, and drive execution for integrated security controls across Software-as-a-Service (SaaS), Platform-as-a-Service (PaaS), Infrastructure-as-a-Service (IaaS) and for Millennium's Google Cloud Platform (GCP) efforts.
• Able to demonstrate clear understanding of current risks and threats to Cloud infrastructure and/or IT infrastructures at technical and managerial levels.
• Ability to conduct Red Team security testing tasks in GCP to continuously assess security posture in GCP platform.
• Drive Identity and Access Management (IAM), configuration management, and monitoring strategy for GCP platform.
• Provide security consultancy and engineering support for cloud security solutions including analysis and development of Google, and other security solutions.
• Provide architecture assurance on Cloud security initiatives and compliance of existing security standards interfacing with infrastructure and development teams.
• Maintain the security infrastructure tools that are built on the Cloud platform, providing stability and policies and procedures.
• Support the development and delivery of a comprehensive ISP for the entire organization.
• Actively monitor new and emerging cloud security technologies, trends, issues, solutions and assess their applicability to MLP's cloud strategy.
• Perform periodic and on‑demand system audits and vulnerability assessments of systems, internal applications and Cloud services to identify security vulnerabilities.
• Monitor compliance with the organization's information security policies and procedures among employees, contractors and third parties.
• Manage remediation efforts for any gaps reported in audits or recommended process improvements.
• Collaborate with IT management, Legal, Human Resources and Compliance departments to manage security vulnerabilities and investigations.
• Provide support to Security and other technical operations staff to ensure smooth turnover from Engineering to Production.
• Liaison with key stakeholders to create and enforce policy including Technology organization, Trading units, Legal, Internal Audit, and Compliance.
• Leads the effort to ensure security compliance in accordance with regulatory security standards required by appropriate governing bodies.
• Develop and maintain documentation of all Security products including specific tools, technologies and processes.

Qualifications / Skills Required

• Bachelor's degree in Computer Science or Engineering preferred. 5+ years experience working in a technical role with a minimum of 3+ years experience focusing on Information Security in the financial industry (preferred).
• Solid understanding of GCP security controls and best practices to secure cloud resources in a hybrid environment. Knowledge of VPC Service Controls is a plus.
• Deep expertise with Identity and Access Management (IAM) in GCP, including but not limited, Workload Identity Federation, IAM role usage analysis, Organizational Constraints, Cloud Identity, etc.
• Proficiency in software development and scripting in Python is required.
• Hands‑on experience in building security guardrails in GCP to allow for innovation without compromising security posture.
• Demonstrated expertise in Infrastructure as Code tooling using Terraform.
• Strong knowledge and experience in a variety of technologies including UNIX, Networking, Databases, and Storage.
• Strong knowledge of Information security controls.
• Knowledge of software development security and cryptography, AI security.
• Possess a passion for Information Security and Technology.
• Able to prioritize in a fast moving, high pressure, constantly changing environment.
• An aptitude for critical thinking and problem solving.
• Ability to communicate and collaborate across teams.
• Comfortable working with geographically dispersed team.
• CISSP/CCSK or GCP security related certifications is a plus.