Senior SharePoint, Power Platform Developer

About DMI

DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Recognized as a Top Workplace, DMI is committed to delivering secure, efficient, and cost-effective solutions that drive measurable results. Learn more at

About the Opportunity

DMI, LLC is seeking a Senior SharePoint/Power Platform Developer to join us. The Senior SharePoint/Power Platform Developer manages and extends NTSB's SharePoint Online environment and Power Platform ecosystem. This role owns SharePoint administration, migration, and architectural decisions while developing Power Apps, Power Pages, and API-integrated solutions that streamline investigative workflows across NTSB program offices. 

Duties and Responsibilities:

• Administer NTSB's SharePoint Online environment, including troubleshooting, event log administration, search administration, and service restoration
• Plan and execute SharePoint migrations to Office 365, including topology services, backup and restore operations, and Service Pack and Cumulative Update deployments
• Design and implement SharePoint solutions that maximize usability and readiness for NTSB staff, including architectural improvements to farm structure and shared services
• Manage all aspects of SharePoint Application management: Shared Services, Search Administration, Workflow Management, and External Service Connections
• Develop Power Apps, Power Pages, and Power Automate workflows, including API integration with NTSB enterprise systems
• Support the development and maintenance of Power Platform applications including the Investigative Artifact Manager and Box Automated Workspace Creation tools
• Collaborate with application developers, data engineers, and infrastructure teams to integrate SharePoint and Power Platform solutions with NTSB's broader Microsoft ecosystem
• Produce and maintain technical documentation for all SharePoint configurations, Power Platform solutions, and custom integrations

Qualifications

Education and Years of Experience:

• Master's degree (M.S. or M.A.) in Computer Science, Information Technology, Information Systems, or a related field
• Minimum 10 years of SharePoint administration and development experience
• Demonstrated experience with SharePoint Online, Office 365 migration, and SharePoint Application management including Search Administration and Workflow Management
• Hands-on Power Platform development experience across Power Apps, Power Pages, Power Automate, and API integration
• Familiarity with Microsoft Azure and Graph API integration Preferred Qualifications
• Experience with SharePoint on-premises to SharePoint Online migration at enterprise scale
• Familiarity with Microsoft Fabric, Power BI, or Azure DevOps integration with Power Platform
• Microsoft Certified: Power Platform Developer Associate or SharePoint equivalent

Experience in a federal government SharePoint environment Degree Substitution Eight additional years of relevant experience beyond the minimum may substitute for the required degree. Six additional years combined with a qualifying certification (MCSE, MCSD, or equivalent) may also substitute.

Background Requirements: Must possess or be eligible to obtain and complete a Public Trust background investigation and/or a Public Trust clearance.

Citizenship Status Required: Must be a U.S. Citizen

Physical Requirements: None required for this position.

Location: Washington, DC

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Working at DMI

DMI is a diverse, prosperous, and rewarding place to work. Our culture is shaped by five core values that guide how we work, grow, and succeed together:

• Do What’s Right – We lead with honesty and integrity.
• Own the Outcome – We take responsibility and deliver.
• Deliver for Our Customers – We are relentless about delivering value.
• Think Bold, Act Smart – We innovate with purpose.
• Win Together – We collaborate and celebrate our success.

These values aren’t just ideals—they show up in how we support every part of your well-being:

• Convenience/Concierge – Virtual health visits, commuter perks, pet insurance, and entertainment discounts that make life easier.
• Development – Annual performance reviews, tuition assistance, and internal career growth opportunities to help you thrive.
• Financial – Generous 401(k) matches, life and disability insurance, and financial wellness tools to support your future.
• Recognition – Annual awards, service anniversaries, referral bonuses, and peer-to-peer shoutouts that spotlight your achievements.
• Wellness – Healthcare coverage, wellness programs, flu shots, and biometric screenings to support your health.

DMI values employees for their talents and contributions, and we take pride in helping our customers achieve their goals. Because when we live our values, we all win together.

***************** No Agencies Please *****************

Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.