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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Microsoft 365 & Endpoint Engineer - MSP/MSSP - **Company:** Grs Technology - **Location:** Fairfax, VA, United States - **Experience:** Expert - **Salary:** $80,000.0 - $120,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Cyber Security, Microsoft Office, Windows Servers, Windows PowerShell, Azure Active Directory, Microsoft SharePoint, Software Deployment, EndPointSecurity, Microsoft InTune - **Published:** May 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=300bd5df31036bd7 ## About the Role * Calm under pressure and precise in execution * A technical leader with strong hands-on expertise in Microsoft 365 and endpoint management * A natural mentor who raises the performance of everyone around you * A strategist who understands the full environment: * Identity * Endpoints * Security * Compliance * Business risk * An exceptional communicator who translates technical risks into clear, human language * A disciplined executor - documentation, processes, and follow-through are non-negotiable * Proactive by default - you don't wait for problems to happen * Growth-driven and constantly improving * A deep problem solver - not a surface-level fixer You don't just fix issues. You elevate systems, relationships, and standards. Technical QualificationsMicrosoft & Endpoint Technologies * Microsoft 365 administration (Enterprise level) * Microsoft Intune / Endpoint Manager * Microsoft Defender (Endpoint, Identity, Office 365) * Microsoft Entra ID (Azure AD) * Microsoft Purview (governance, retention, DLP awareness) * SharePoint Online & OneDrive administration Identity & Infrastructure * Active Directory (on-prem and hybrid) * Azure AD Connect / hybrid identity * Windows Server administration * Group Policy design and management Endpoint & Systems * Windows 10/11 endpoint management * Device security baselines and compliance * Application deployment and management * Endpoint and systems troubleshooting Automation & Operations * PowerShell scripting and automation * Proactive maintenance and remediation * Documentation, architecture, and SOP creation Security & Compliance * Operational cybersecurity experience * Understanding of regulated/enterprise environments * Compliance and governance exposure (e.g., CMMC, NIST), * 4+ years IT support or engineering experience (required) * 4+ years networking experience (required) * 4+ years customer-facing technical support (required) * 2+ years IT project execution or leadership (preferred), * Bachelor's (Preferred), * Technical support: 4 years (Required) * Networking: 4 years (Required) * Customer service: 4 years (Required) * IT project management: 2 years (Preferred) ## Description As a Senior Microsoft 365 & Endpoint Engineer, you are the escalation point for the toughest issues, the technical leader for the service desk, and a trusted advisor to our clients. You will: * Own escalated tickets across Microsoft 365, Intune, Defender, identity, and Windows platforms * Lead projects involving endpoint security, tenant configuration, hybrid identity, and compliance * Support VIP clients and regulated environments * Deliver proactive maintenance to ensure secure, compliant, and performant Microsoft ecosystems * Mentor junior engineers and raise the technical bar across the team * Uphold our gold-standard SLA and operational discipline - always You are the anchor of stability, expertise, and professionalism in complex Microsoft environments. Candidate Challenge If your gut isn't screaming "HELL YEAH, THIS IS EXACTLY HOW I WORK," stop reading. This is not a role for average performers. It's for engineers who: * Lead from the front * Stay calm under pressure * Thrive in complex Microsoft 365, security, and compliance environments * Want to become elite at what they do Mission Alignment Your work enables clients to operate securely and confidently by ensuring their Microsoft 365 tenants, endpoints, and identities are built correctly, governed properly, and supported with excellence. You bring our mission to life by delivering enterprise-grade Microsoft 365, security, and endpoint management - directly where it matters most. Role Highlights - You Will LOVE * Leading complex escalations involving Intune, Entra ID, Microsoft Defender, Windows, and hybrid identity * Acting as the go-to expert for Microsoft 365 Commercial, GCC, and GCC High environments * Designing and implementing: * Endpoint security and compliance policies (Intune) * Conditional Access and identity controls (Entra ID) * Defender security configurations * Delivering projects including: * Endpoint hardening and modernization * Tenant configuration and remediation * Hybrid AD and Group Policy alignment * Mentoring junior engineers and elevating their technical and professional performance * Building deep client relationships through trust, communication, and results * Conducting proactive maintenance to keep environments secure, stable, and audit-ready * Improving processes, documentation, and operational discipline * Working side-by-side with the engineering team when not onsite ## Related Videos - [MCP Mashups: How AI Agents are Reviving the Programmable Web](https://www.wearedevelopers.com/videos/1392-mcp-mashups-how-ai-agents-are-reviving-the-programmable-web) - [This Is Not Your Father's .NET](https://www.wearedevelopers.com/videos/967-this-is-not-your-father-s-net) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [Develop enterprise-ready applications for Microsoft Teams with Azure resources on modern web technologies](https://www.wearedevelopers.com/videos/187-develop-enterprise-ready-applications-for-microsoft-teams-with-azure-resources-on-modern-web-technologies) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Events like RSAC Get You CISOs. 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