Interim Senior M365 Administrator (9month FTC)

Houlihan Lokey - Experienced Careers; London; On-site; GBP 70,000 - 90,000; Full time

Job summary

Houlihan Lokey is hiring an Interim Senior Microsoft 365 Engineer in London. The role requires expertise in PowerShell, SharePoint, MS Teams, and Graph API, focusing on optimizing and maintaining the M365 environment while providing escalated technical support. This position offers a potential transition to a permanent role based on business needs.

Qualifications

• 5-10 years of experience in enterprise IT, with 5 years in Microsoft 365 engineering.
• Expert-level proficiency in PowerShell scripting.
• Strong communication skills.

Responsibilities

• Maintain and optimize Microsoft 365 environment for high availability.
• Serve as escalation point for technical issues.
• Document complex solutions and configurations.

Skills

PowerShell scripting

Microsoft Graph API

SharePoint Online administration

Microsoft Teams configuration

Microsoft 365 security and compliance

Education

Bachelor's degree in computer science or Information Technology

Job description

Business Unit:

Information Technology

Industry:

No Industry

Overview

Houlihan Lokey, Inc. (NYSE:HLI) is a global investment bank with expertise in mergers and acquisitions, capital solutions, financial restructuring, and financial and valuation advisory. Houlihan Lokey serves corporations, institutions, and governments worldwide with offices in the Americas, Europe, the Middle East, and the Asia-Pacific region. Independent advice and intellectual rigor are hallmarks of the firm’s commitment to client success across its advisory services. The firm is the No. 1 investment bank for all global M&A transactions for the past two years, the No. 1 M&A advisor for the past 10 years in the U.S., the No. 1 global restructuring advisor for the past 11 years, and the No. 1 global M&A fairness opinion advisor over the past 25 years, all based on number of transactions and according to data provided by LSEG.

Scope

As an Interim Senior Microsoft 365 Engineer at Houlihan Lokey, you will serve as the technical expert and escalation point for our enterprise Microsoft 365 environment during the engagement. Your deep expertise in PowerShell scripting, Microsoft Graph API, SharePoint Online, and MS Teams will be essential in maintaining operational excellence and resolving complex technical challenges that require advanced skill sets.

In this interim role, you will step into an established M365 ecosystem, quickly assess current configurations, and serve as the senior technical resource for escalated issues while implementing improvements and supporting ongoing operations. This position requires an experienced professional who can rapidly understand existing systems, handle the most challenging technical problems, and provide expert-level support to the existing team during this transitional period.

This contract opportunity offers the chance to make an immediate impact within a sophisticated Microsoft 365 environment, apply your advanced technical skills as the primary subject matter expert, and potentially transition to a permanent role based on business needs and mutual interest.

Responsibilities

• Maintain and optimize the existing Microsoft 365 environment, ensuring consistent high availability and performance
• Serve as the primary escalation point for complex M365 technical issues requiring expert-level resolution
• Provide advanced PowerShell scripting and automation solutions for complex operational requirements
• Handle escalated SharePoint Online issues, including complex permissions, integrations, and architectural challenges
• Resolve advanced MS Teams configuration and governance issues that require deep technical expertise
• Implement Microsoft Graph API solutions for system integrations and complex automation requirements
• Troubleshoot and resolve M365 service issues, providing resolution and root cause analysis
• Maintain and configure advanced security and compliance settings across all M365 workloads
• Provide technical expertise and guidance to team members on complex technical matters
• Document complex solutions, configurations, and troubleshooting procedures for knowledge continuity
• Support escalated requests from business users requiring advanced technical intervention
• Collaborate with internal teams as the senior technical resource for M365-related projects and initiatives

Basic Qualifications

• 5-10 years of experience in enterprise IT, with at least 5 years specializing in Microsoft 365 engineering and administration
• Expert-level proficiency in PowerShell scripting and automation, with ability to quickly create and modify complex scripts
• Strong expertise in Microsoft Graph API
• Knowledge of SharePoint Online administration, configuration, and complex troubleshooting
• Comprehensive understanding of MS Teams administration, governance, and advanced problem resolution
• Solid experience with Microsoft 365 security and compliance features
• Proven ability to serve as a technical escalation point and resolve complex technical challenges
• Strong communication skills and ability to work effectively as a senior technical resource in a contract environment

Preferred Requirements

• Bachelor's degree in computer science, Information Technology, or equivalent professional experience
• Microsoft Certified: Microsoft 365 Enterprise Administrator Expert or related M365 certifications
• Experience in financial services or regulated industry environments
• Proficiency with Microsoft Power Platform solutions
• Experience with Microsoft Intune Endpoint Management
• Previous contract experience serving as senior technical expert or escalation resource
• Knowledge of Microsoft Entra ID and hybrid identity solutions
• Experience with complex problem resolution and technical documentation practices

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, gender identity, sexual orientation, protected veteran status, or any other characteristic protected by law.

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