Position: Senior Security Engineer

Reports To: Senior Manager, Security Engineering

Department: Deployment Engineering, Microsoft

Location: Remote, US

Work Authorization: US Citizenship Required

About BlueVoyant

BlueVoyant is an AI-driven cybersecurity company dedicated to standing between our customers and cyber threats. By combining human, artificial, and proprietary intelligence, we deliver a unified solution that protects every organization's network, identities, vendors, and digital footprints as a single attack surface. The company's award-winning Microsoft Security expertise helps organizations maximize their security investments while reducing risk and ensuring compliance.

What You'll Do:

• Lead complex Microsoft Sentinel and Defender XDR implementations for customers remotely, from design and architecture through deployment and use case tuning.
• Create and develop new detection, automation, and reporting use cases based on customer requirements.
• Assess and report on the maturity of client SIEM and XDR deployments, recommending improvements.
• Define and assist in building operational and executive security reports and dashboards.
• Lead XDR integration activities across the Microsoft and Azure product stacks, applying Microsoft XDR and Zero Trust Architecture principles.
• Serve as a strategic and lead technical delivery resource for large and enterprise client-facing projects.
• Act as a lead on the Deployment Engineering team, mentoring mid-level and junior engineers.
• Participate in research and development activities to drive process improvement and new product and feature enhancements.
• Identify and implement improvements to processes and technical enablement.
• Support client-facing environments on an ongoing basis to help mature and maintain our MDR practices.
• Contribute to knowledge sharing through internal documentation, lunch and learns, and public-facing blogs.

What You'll Bring:

• 8+ years of technical experience enabling security technologies, with a focus on Microsoft Cloud Security or equivalent SIEM and XDR solutions.
• Strong hands-on experience deploying and/or managing Microsoft Sentinel.
• Strong hands-on experience deploying and/or managing Microsoft Defender security products (e.g., Defender for Endpoint, Identity, Cloud Apps, Office 365, Defender for Cloud).
• Hands-on engineering experience with SIEM and/or XDR technologies in enterprise production environments.
• Strong experience with Azure Cloud technologies.
• Experience with query languages and/or script development (KQL, SPL, SQL, PowerShell, or similar).
• Knowledge of enterprise IT systems as they relate to cybersecurity.
• Familiarity with Microsoft XDR and Zero Trust Architecture models.
• Excellent communication skills and the ability to thrive in a dynamic, fast-paced team environment.

Nice to Have:

• Expertise in Kusto Query Language (KQL), including Sentinel Analytic Rules and Defender Custom Detection Rules.
• Expertise in Azure Logic Apps, Function Apps, and other Azure technologies.
• Expertise with Microsoft 365 productivity solutions (Exchange Online, Teams, SharePoint).
• Expertise with Microsoft Intune.
• Experience in customer-facing roles.
• Incident investigation and response skills.
• Proficiency in Python, PowerShell, or C#/.NET.
• Proficiency in Linux configuration and common administration tasks.

Education:

Bachelor's degree in a related field or equivalent professional experience and certifications. Relevant Microsoft certifications (e.g., SC-200, AZ-500) are a plus.

Why BlueVoyant?

Lead enterprise-scale Microsoft Sentinel, Defender XDR, and Azure deployments that directly shape how large organizations detect and respond to threats. Grow as a technical leader, mentoring engineers and shaping how our Deployment Engineering team delivers across diverse enterprise environments. Join a global, mission-driven cybersecurity company defending organizations worldwide with cutting-edge data, technology, and expertise. Competitive compensation and a comprehensive benefits package, with support for wellbeing, development, and career growth.