Security Engineer, L4

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October 31

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Newfire Global Partners

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B2B • Artificial Intelligence • Fintech

Newfire Global Partners is an American IT services and advisory firm (founded in 2016 in Boston) that provides talent augmentation, software engineering, data & analytics, and AI/ML advisory to enterprise and investor clients. The company offers multidisciplinary engineering, product, and marketing teams, technical due diligence for VC/PE, data platform optimization, and an internal ML tool (Novel Heat) to improve code quality and Scrum velocity. Newfire operates across the Americas, Europe, and APAC with a 24x5 follow-the-sun delivery model and focuses on sectors such as digital healthcare, fintech, cybersecurity, and education technology.

501 - 1000 employees

Founded 2016

🤝 B2B

🤖 Artificial Intelligence

💳 Fintech

📋 Description

• Manage our complete Microsoft 365 ecosystem, including the administration and security of Exchange Online, SharePoint Online, and Microsoft Teams. • Engineer and administer our Microsoft Entra ID ecosystem to ensure optimal configuration, performance, and availability of all identity services. • Engineer and maintain our endpoint management solution (Microsoft Intune) to deploy policies, applications, and security baselines to all Windows and macOS devices. • Govern identity and access management by enforcing principles of least privilege, deploying Entra ID Conditional Access policies, and managing MFA and passwordless authentication. • Operate our Microsoft-native security stack, including tuning our SIEM (Microsoft Sentinel), EDR (Microsoft Defender for Endpoint), and vulnerability management (Microsoft Defender Vulnerability Management). • Lead compliance initiatives by implementing controls for NIST, SOC 2, and HIPAA, managing data loss prevention (DLP) policies in Microsoft Purview to protect data across Teams, SharePoint, and Exchange, and supporting all internal and external audits. • Respond to security incidents by monitoring alerts, leading investigations, and contributing to the development of incident response playbooks. • Automate administrative tasks, deployments, and security reporting using advanced PowerShell scripting. • Develop and maintain clear, comprehensive documentation for system architecture, security processes, and operational playbooks. • Identify and champion opportunities to enhance security posture, streamline operations, and improve system efficiency. • Serve as the primary technical escalation point for the help desk, troubleshooting and resolving the most complex infrastructure and security issues. • Mentor and guide junior team members, fostering a culture of technical curiosity, security awareness, and collaborative problem-solving. • As a Senior team member, you will be expected to actively participate in our hiring processes by serving on interview panels for future roles across the company.

🎯 Requirements

• 7-10 years of progressive experience in IT systems administration or security in a cloud-first, Microsoft-focused environment. • Deep expertise in administering the Microsoft 365 suite (including Exchange Online, SharePoint, Teams) and Azure Active Directory (Entra ID). • Proven, hands-on experience with modern endpoint management using Microsoft Intune. • Strong proficiency in PowerShell scripting for automation and system management. • Demonstrable experience implementing and supporting a major security/compliance framework (e.g., NIST, SOC 2, HIPAA). • Professional certifications such as Microsoft Azure Security Administrator (AZ-500), Microsoft Security Operations Analyst (SC-200), or CISSP. • A Bachelor's or Associate's degree in Computer Science, Information Security, or a related field.