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Office 365 System Administrator

Apply Job ID 28308 Date posted 03/25/2025

Job Family:

Systems Engineering (Digital)


Travel Required:

None


Clearance Required:

Ability to Obtain Public Trust

What You Will Do:

  • Collaborate with other IT team members to plan and execute system upgrades, migrations, and integrations. This includes developing project plans, timelines, and resource allocation to ensure successful completion.

  • Develop and maintain documentation for system configurations, procedures, and policies.

  • Create workflows to handoff administrative tasks to the Service Desk.

  • Effectively balance workload and manage project details to ensure all tasks are completed accurately and efficiently.

  • Manage and maintain the Microsoft 365 environment, including Intune, Purview.

  • Manage security protocols, including data loss prevention (DLP), multi-factor authentication (MFA), data labeling, and conditional access policies.

  • Conduct routine administrative tasks including creating device configuration policies, addressing vulnerabilities, configuring mail flow, and ensuring security compliance.

  • Monitor system performance and troubleshoot issues to ensure optimal functionality and uptime.

  • Remain up to date with Microsoft 365 updates and adhere to best practices to ensure our environment remains secure and efficient.

  • Update and assist with the disaster recovery tabletop exercise.

  • Technical proficiency in Microsoft 365 administration and related technologies.

  • Ability to manage multiple tasks and projects simultaneously.

  • Strong analytical and troubleshooting skills.

  • Excellent communication skills, both written and verbal.

  • Ability to work collaboratively with a team and independently.

  • Effective workload balancing and detail management abilities.

  • Ability to thrive in a fast-paced working environment.


What You Will Need:

  • Bachelor’s  Degree, Additional Four Years of experience will be needed in lieu of degree.

  • At Minimum Four(4) years of IT experience

  • Minimum of 3 years of experience administering Microsoft 365 environments.

  • Working knowledge of Office 365, Active Directory, Azure Active Directory

  • Experience troubleshooting Microsoft Office suite and account creation in AD and Entra ID. 

  • Strong understanding of Microsoft 365 services, including Entra ID, Intune, Purview.

  • Experience with Microsoft 365 security and compliance features, such as DLP, MFA, data labeling, and conditional access.

  • Experience with managing Exchange and Active Directory permissions for user mailboxes, shared mailboxes, resource mailboxes, and public folders. 

  • Troubleshooting Outlook client connectivity issues. 

  • Troubleshooting email delivery and email routing issues. 

  • Expert-level customer service and client-facing expertise with Office 365. 

  • Expert knowledge in Outlook Web Access, OneDrive, Teams, SharePoint Online and O365 on-line services. 

  • Excellent problem-solving skills and attention to detail.

  • Strong communication and interpersonal skills to effectively support and train team members.

  • Must be a U.S. Citizen.

  • Must be able to obtain Public Trust clearance.

What Would Be Nice To Have:

  • Experience supporting federal project.

  • Relevant certifications, such as Microsoft 365 Certified: Enterprise Administrator Expert or Microsoft Certified: Security, Compliance, and Identity Fundamentals, are a plus.

The annual salary range for this position is $98,000.00-$163,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.


What We Offer:

Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace.

Benefits include:

  • Medical, Rx, Dental & Vision Insurance

  • Personal and Family Sick Time & Company Paid Holidays

  • Parental Leave

  • 401(k) Retirement Plan

  • Group Term Life and Travel Assistance

  • Voluntary Life and AD&D Insurance

  • Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts

  • Transit and Parking Commuter Benefits

  • Short-Term & Long-Term Disability

  • Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities

  • Employee Referral Program

  • Corporate Sponsored Events & Community Outreach

  • Care.com annual membership

  • Employee Assistance Program

  • Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)

  • Position may be eligible for a discretionary variable incentive bonus

About Guidehouse
Guidehouse is an Equal Employment Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, national origin, ancestry, citizenship status, military status, protected veteran status, religion, creed, physical or mental disability, medical condition, marital status, sex, sexual orientation, gender, gender identity or expression, age, genetic information, or any other basis protected by law, ordinance, or regulation.


Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.


If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.


Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.

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