Senior Systems Engineer (MSP | Microsoft 365 | Azure | AI)

Job Description

Job Description

Position Overview

We are seeking a Senior Systems Engineer with strong Microsoft, networking, security, and project implementation experience. This is a senior-level, client-facing role responsible for designing, implementing, and supporting technology solutions for small and mid-sized businesses throughout the Bay Area.

The ideal candidate combines deep technical expertise with excellent communication skills and the ability to lead projects, mentor engineers, and act as a trusted advisor to clients.

This position requires regular travel to client sites throughout the Bay Area, with a combination of onsite, remote, and office-based work.

Key Responsibilities

• Lead and execute complex infrastructure, cloud, security, and modernization projects.
• Design, deploy, and support Microsoft 365 environments.
• Administer Microsoft Entra ID (Azure AD), Exchange Online, SharePoint, Teams, Intune, and OneDrive.
• Implement and maintain Conditional Access, MFA, Microsoft Defender, and endpoint security solutions.
• Deploy, configure, and troubleshoot Meraki firewalls, switches, wireless networks, VPNs, and SD-WAN solutions.
• Serve as a senior escalation resource for server, workstation, networking, cloud, and security issues.
• Assist clients with technology roadmaps, budgeting, and strategic IT planning.
• Evaluate, deploy, and support AI-powered business solutions including Microsoft Copilot, Copilot Studio, AI-enhanced security tools, and workflow automation technologies.
• Help clients identify practical applications for AI to improve productivity, reporting, collaboration, customer service, and operational efficiency.
• Develop automation and workflow solutions using PowerShell, Power Automate, and AI-driven technologies.
• Create and maintain technical documentation, standards, and statements of work.
• Mentor junior engineers and contribute to technical leadership across the organization.
• Build and maintain strong client relationships through proactive communication and exceptional service.

Required Technical Experience

Microsoft Cloud & Infrastructure

• Microsoft 365 Administration
• Exchange Online
• SharePoint Online
• Microsoft Teams
• OneDrive for Business
• Microsoft Entra ID (Azure AD)
• Microsoft Intune
• Azure Virtual Machines and Azure Services
• Conditional Access and Identity Security

Server & Virtualization

• Windows Server 2016-2025
• Active Directory
• Group Policy
• VMware vSphere
• Hyper-V
• Storage and Backup Systems

Networking & Security

• Meraki Firewalls
• Meraki Switching and Wireless
• Cisco Networking
• VLAN Design and Management
• Site-to-Site and Remote Access VPNs
• DNS, DHCP, and TCP/IP
• Firewall Administration
• Microsoft Defender Security Solutions

ENT Networks is a Managed IT Services Provider serving Bay Area businesses for more than 35 years. Our success is built on long-term client relationships, responsive service, and engineers who take ownership of outcomes. We support a diverse client base across industries, providing strategic technology guidance, infrastructure management, cybersecurity, cloud services, automation, and AI solutions.
Our team culture promotes collaboration, accountability, continuous learning, and exceptional customer service.

Company Description

ENT Networks is a Managed IT Services Provider serving Bay Area businesses for more than 35 years. Our success is built on long-term client relationships, responsive service, and engineers who take ownership of outcomes. We support a diverse client base across industries, providing strategic technology guidance, infrastructure management, cybersecurity, cloud services, automation, and AI solutions.\nOur team culture promotes collaboration, accountability, continuous learning, and exceptional customer service.