Microsoft 365 Engineer_TX

Overview

On Site
Full Time

Skills

Scripting
Shell Scripting
DNS
Active Directory
Documentation
Problem-Solving
Migrations
Change Management
ITIL
IT Infrastructure Library
MS Security
Incident Response
DLP
Microsoft Exchange Online
Multi-Factor Authentication
Replication
Root Cause Analysis
Auditing
Microsoft Office 365

Job Details

Job Title: Microsoft 365 Engineer

Location: Plano, TX (Onsite)

Duration: Contract

Job Summary: We are seeking an experienced L3 Microsoft Infrastructure Engineer to join our team in Plano, TX. This role requires deep hands-on expertise in Active Directory, Exchange, PowerShell automation, and Microsoft 365 / Office 365, with proven experience supporting enterprise-scale environments. The ideal candidate will be capable of independently handling complex production issues, participating in migrations, and serving as a senior escalation point for Microsoft infrastructure services.

Required Skills & Qualifications

  • 10 12+ years of experience in Microsoft infrastructure support
  • Strong L3 expertise in Active Directory (architecture, GPOs, trusts, replication, DNS)
  • Strong L3 expertise in Exchange (Exchange Online, On-Prem, Hybrid)
  • Hands-on experience with Microsoft 365 / Office 365 administration
  • Proven experience with Office 365 / Exchange migrations
  • Advanced PowerShell scripting and automation skills
  • Experience supporting large enterprise environments (thousands of users)
  • Strong troubleshooting, analytical, and problem-solving skills
  • Excellent communication and documentation skills

Nice-to-Have Skills

Azure AD Connect

MFA and Conditional Access

Intune / Endpoint Manager

Microsoft security and compliance tools (DLP, retention, auditing)

ITIL-based incident and problem management experience

Key Responsibilities

Provide L3-level support for Microsoft infrastructure services, including Active Directory, Exchange, and Microsoft 365

Troubleshoot and resolve complex, high-impact production issues independently

Design, implement, and support Active Directory architecture, including domains, forests, trusts, GPOs, DNS, and replication

Support and manage Exchange environments (On-Prem, Online, and Hybrid)

Lead or strongly support Office 365 / Exchange migration projects, including planning, execution, and post-migration support

Develop and maintain PowerShell scripts for automation, reporting, and operational efficiency

Support Azure AD (Entra ID), identity synchronization, and access management

Collaborate with security, network, and application teams to ensure system stability and compliance

Document configurations, processes, and troubleshooting procedures

Participate in change management, incident response, and root cause analysis activities


LGL Tech is a trusted technology partner specializing in Software Development, Product Engineering, and IT Services. We provide comprehensive solutions and strategic advisory services to businesses worldwide, from mid-market enterprises to Fortune 100 companies.

With expertise in ERP, SaaS, AI/ML, cloud computing, infrastructure management, and cybersecurity, we help businesses modernize operations, streamline processes, and drive digital transformation.

Balancing innovation with managing legacy systems and mitigating security risks is critical in today s digital world. LGL Tech delivers tailored software solutions, scalable IT services, and strategic technology approaches that accelerate growth and ensure long-term success.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.