Microsoft 365 (M365) Engineer III

Full Time
Location: Quantico, VA
Experience: 1 Year
Flexibility: 100% Onsite

Microsoft 365 (M365) Engineer III

Who is Epsilon:
Epsilon is an IT Services company that was founded in 2009 and has become an established leader in providing Information Technology services to both Federal Government and Commercial businesses across the United States. Epsilon is known for its solution-focused and innovative approach, aligning technology systems, tools, and processes with the missions and objectives of its customers.

Epsilon’s headquarters are in Weaverville, NC with other corporate offices in Greenville, SC, Crystal City, VA, and Denver, CO. We have employees in 30+ States across the U.S.

Why work for Epsilon:
In joining Epsilon’s team, you will have the opportunity to contribute to Epsilon’s business and customer initiatives, as well as influence our brand culture through people interaction and technology advancements.

Epsilon invests in our employees by promoting from within and enabling employees to elevate their knowledge and skill set in their profession by allocating $3,000 annually in Professional Development funds.  We also offer competitive pay, comprehensive benefits through one of the largest national carriers, Paid Time Off (PTO) that increases with tenure and has a generous rollover, 11 company paid Holidays, and 401(k) with immediate contribution.

Where you’ll work:
You will be working onsite at the Marine Corp University’s Quantico, VA location.
Our Customer’s Mission:
The Marine Corps University (MCU) is a military education university of the United States Marine Corps. Hosted in a unified data center, MCU’s Information Technology services are delivered through a wired .edu network and domain, as well as a wireless “Bring Your Own Device” network. Epsilon provides Information Technology services for the MCU including network and systems, data center, service desk, cybersecurity, and audio visual/video teleconferencing.
An average day:
As a Microsoft 365 (M365) Engineer III, you will manage and maintain M365 services and assist senior leadership with utilization of the Power BI tool suite. You will also respond to, troubleshoot, and resolve tier III issues relating to the M365 Application suite including Power Apps, Power Automate, and Power BI and Power BI Dashboards. You will manage upgrades, conduct patching, and perform STIGs to ensure peripheral security. Additionally, in this position you will:
  • Be accountable for all elements of M365 services, including maintenance, design, and implementation of new features and upgrades.
  • Interface with senior management and leadership to advise on complex technical deployments, provide guidance navigating M365 products and features, and establish best practices for implementations. 
  • Design and develop solutions for M365 application access and use. Manage user and application permissions, assist and train end users with utilization of M365 Applications (Power BI, Power Automate, Power Apps).
  • Provide technical leadership on major tasks or technology assignments and establish goals and plans that meet project objectives.
  • Regularly monitor the M365 services to ensure quality, security, and compliance.
  • Provide ongoing support to users and address any service-related issues.
  • Assess existing technology and workflows within the organization to identify necessary adaptations for seamless M365 integration.
  • Collaborate with cross functional teams to manage M365 as part of the University’s (EDU) Network.
  • Work with the Cybersecurity team to ensure compliance with security policies and meet security goals. 
Basic Qualifications:
  • As a requirement of this position, all candidates must be a U.S. Citizen. In accordance with  8 U.S.C. 1324b(a)(2)(C) , Epsilon will not consider candidates for this position who do not meet the aforementioned conditions.
  • DOD 8570 IAT Level II or higher certification compliance is required (Security+ CE, CySA+, SSCP, CND, GICSP, CCNA Security or GSEC).
  • Must hold a current Microsoft 365 Certified: Administrator Expert or other M365 Intermediate or advanced certification.
  • 2-4 years' experience managing M365 environments.
  • Must have expertise with the functionality of the M365 Power BI tool suite, as you will be working directly with senior level leadership and high-ranking Gov’t personnel to develop their understanding of Power Apps, Power Automate, Power BI and Power BI Dashboards
  • Must have Active Directory (AD) or Azure Active Directory (AAD) and M365 technical experience.
  • Working knowledge of or direct experience with Azure Cloud environments.
  • Must have the ability to think and act critically when faced with decisions that may significantly impact the MCU environment.
  • Ability to communicate technical issues to non-technical audiences and provide concise status updates.
  • Azure Cloud administration experience is preferred.
  • SQL Database experience is preferred.
Other Requirements:
  • Must hold active DOD Interim Secret or Secret Clearance
  • May mentor or train other team members.
  Connect directly with your dedicated recruiter, Jessica, on Epsilon’s careers page.
Epsilon is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applications will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. EEO/AA: Minorities/Females/Disabled/Vets.

Please click here to review your rights under EEO policy. 

If you are an individual with a disability and need special assistance or reasonable accommodation in applying for employment with Epsilon, Inc., please contact our Recruiting department by phone 828-398-5414 or by email


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