Sr. MSP Systems Engineer

Job Description

Job Description

Senior / Lead MSP Systems Engineer

Boston, MA (Hybrid) - onsite at client sites when necessary or WFH when onsite is not needed

Full-Time | Managed Services Provider. Must be open to local Boston travel.

Are you a senior-level cloud & security engineer looking to take the lead in a fast‑moving MSP environment?

We’re seeking a Senior / Lead MSP Engineer to own high‑impact cloud initiatives, guide technical strategy, and serve as the top‑level escalation point for our engineering team. This is a hands-on role focused on Microsoft cloud, modern security, and advanced infrastructure, with junior and mid-level engineers handling day-to-day tickets.

What You’ll Do

Lead Cloud Engineering & Architecture

• Architect, deploy, and support solutions across Microsoft 365, Azure, and Azure AD (Entra ID)
• Lead cloud migrations, modernization projects, identity/security enhancements
• Optimize Azure resources including networking, compute, storage, and governance
• Support and improve environments across Microsoft Public Cloud and AWS

Security Engineering

• Configure and manage Intune, Defender, Sentinel, conditional access, MFA, and Zero Trust policies
• Execute security assessments and implement best‑practice improvements
• Develop secure configurations for identity, endpoint, and cloud environments

Senior-Level Escalation & Leadership

• Serve as the highest-tier escalation for cloud, security, and infrastructure issues
• Mentor junior and mid-level engineers; provide technical guidance and oversight
• Participate in client strategy, technical roadmapping, and project scoping
• Help refine and enhance internal processes, automation, and service delivery

Advanced Infrastructure Support

• Oversee higher-level work in Windows Server, virtualization (VMware/Hyper‑V), and networking
• Support firewall technologies (Fortinet, Meraki, Palo Alto, etc.) and modern network design
• Ensure documentation, monitoring, and operational excellence across environments

What You Bring

• 10+ years in an MSP or multi‑client IT services environment
• Deep experience with:
• Microsoft 365 / Exchange Online / Teams / SharePoint
• Azure + Azure AD (Entra ID) architecture
• Intune, Defender, and Microsoft security stack
• Windows Server, Active Directory, GPO
• AWS fundamentals (IAM, EC2, S3, VPC, etc.)
• Strong PowerShell skills a plus
• Knowledge of security frameworks (CIS, NIST, Zero Trust)
• Strong client-facing communication and project leadership abilities