Senior Security Engineer, Managed Microsoft Sentinel

About the role

The Senior Security Engineer - Microsoft Sentinel & Defender XDR is a senior technical authority within Cyderes' Managed Sentinel SIEM and MDR services. You will manage and contribute in advancing detection, platform reliability, and security automation for managed clients. Beyond daily platform operations, the Senior Security Engineer leads advanced detection engineering, Create optimization and standardisation efforts, and serve as an escalation point for complex ingestion, telemetry, and investigation challenges. This role partners with MDR, SOC, architecture, and customer team members to ensure Microsoft Sentinel and Defender XDR implementations are, cost-effective, and in consideration of real- world threat activity. As a trusted technical advisor, you influence platform strategy, mentor junior engineers, and help shape service evolution by identifying gaps, improving alert fidelity, and ensuring scalable automation. You will represent the Cyderes brand through technical leadership, and delivery excellence that meets client expectations. You will be reporting to Senior Manager, Managed Platforms. #LI-Hybrid This is a hybrid remote/in-office role. WHY CYDERES? Benefits that go beyond the basics, we support our people so they can do their best work. ✔ Medical Insurance - Employee + dependents covered ✔ Life Insurance - Protection for what matters most ✔ Retirement Match Program - We invest in your future ✔ Hybrid Work Model - 2-3 days in office ✔ Maternity & Paternity Leave - Time for the moments that matter ✔ Paid Time Off - PTO + sick & casual leave ✔ Bereavement & Volunteer Time - Give back to your community ✔ Professional Development - Reimbursement program ✔ LinkedIn L&D Platform - Thousands of courses at your fingertips ✔ Mobile Phone Reimbursement - Stay connected, on us Cyderes is an Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to race, religion, color, sex, age, disability, sexual orientation, genetic information, national origin, or veteran status. Note: This job posting is intended for direct applicants only. We request that outside recruiters do not contact us regarding this position.

Requirements

• Education experience
• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or related field (or equivalent
• 5-8 years of experience in security engineering, SOC, or security operations roles
• 3+ years hands-on experience with Microsoft Sentinel
• Deep experience with the Microsoft Defender XDR suite
• Experience operating in MSSP or customer-facing environments
• Hands-on exposure to multi-tenant security operations (Azure Lighthouse)
• Demonstrated experience leading security engineering projects
• Technical Skills
• Working knowledge of:
• o Microsoft Sentinel
• o Microsoft Defender XDR
• o Azure Log Analytics- Advanced Proficiency in KQL
• Experience with:
• o Windows & Linux logs

Additional Information

We Help the World Be Everyday Ready™ Today's threatscape is relentless. So are we. At Cyderes, we build practical Identity & Access Management (IAM), Exposure Management, and risk programs, helping organizations stop active threats fast with Managed Detection & Response (MDR) that integrates with existing tools. Powering it all is Meridian, our entity fabric that connects identities, assets, and access into one trusted reality. Augmented by AI and driven by seasoned operators, our tireless global team arms organizations with the people, platforms, and perspectives they need to conquer whatever tomorrow throws their way. 🏆 Great Place to Work® Certified™ | - United States - Canada - United Kingdom - India

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