Freelance Power Platform Developer Jobs in Tennessee

Job Title: Senior Microsoft Power Platform Developer
Location: Knoxville, TN (preferred) or Washington, DC Metropolitan Area
Employment Type: Full-Time
Who We Are
Management Solutions LLC (MSLLC) is an award-winning management consulting firm delivering solutions for our partners' most complex challenges. Since 2002, we have supported federal and commercial clients through expertise in project and program strategy, delivery and implementation, engineering and technical advisory services, workforce solutions, and digital solutions.
We are distinguished by our reputation for managing mission-critical projects and helping organizations improve performance through innovative, people-centered solutions. MSLLC has been recognized as Small Business of the Year by the U.S. Small Business Administration, the Department of Energy, and Oak Ridge National Laboratory and has been named one of the Top Employers in the Greater Knoxville area.
Why Join Our Team
At Management Solutions, we believe our people are the foundation of our success. We are committed to fostering a collaborative and caring culture where employees feel valued, supported, and empowered to grow. We seek professionals who think critically, solve complex problems, and are dedicated to building and sustaining a high-performing, people-centered organization.
Job Summary
Management Solutions is seeking a Senior Microsoft Power Platform Developer to design, develop, enhance, and optimize enterprise business applications for federal government clients utilizing the Microsoft Power Platform and Microsoft 365 GCC High environment. This hands-on technical role is responsible for developing secure, scalable, and user-centric solutions using Power Apps (Canvas and Model-Driven), Dataverse, Power Automate, Power BI, and Microsoft Azure integration technologies.
The Senior Microsoft Power Platform Developer will work as part of an Agile delivery team, collaborating with business analysts, architects, project managers, and client stakeholders to deliver enterprise-scale digital solutions. The position requires extensive experience with Microsoft Power Platform, API integrations, DevSecOps, application lifecycle management, accessibility, and federal compliance standards. The ideal candidate has experience supporting federal agencies and can effectively communicate complex technical solutions to business stakeholders.
Key Responsibilities
Application Development & Client Delivery

• Design, develop, enhance, and maintain enterprise Power Platform solutions within Microsoft 365 GCC High environments.
• Develop Power Apps using both Canvas and Model-Driven architectures to support complex business processes.
• Design responsive, user-centric interfaces that comply with Section 508 accessibility and WCAG requirements.
• Develop reusable Power Fx components, business logic, and application frameworks.
• Collaborate with business analysts and stakeholders to translate business requirements into scalable technical solutions.
• Participate throughout the Software Development Life Cycle (SDLC), including requirements analysis, design, development, testing, deployment, and production support.
• Clearly communicate technical concepts and solution designs to technical and non-technical stakeholders.
• Maintain consistent billable utilization aligned with organizational and contract expectations.

Microsoft Power Platform Development

• Develop and maintain enterprise solutions utilizing Microsoft Power Apps, Power Automate, Dataverse, and Power BI.
• Design Dataverse tables, relationships, business rules, forms, and security models.
• Develop cloud flows and advanced workflow orchestrations using Power Automate.
• Build custom Power Platform Components Framework (PCF) controls utilizing JavaScript, TypeScript, and React.
• Develop and optimize Power BI dashboards and reports supporting business intelligence and operational reporting.
• Configure solution layering, environment variables, connection references, and managed solutions to support enterprise Application Lifecycle Management (ALM).
• Support modernization and enhancement of enterprise Microsoft 365 business applications.

Integration, DevSecOps & Platform Engineering

• Design and implement integrations with enterprise systems utilizing REST APIs, JSON, Microsoft Entra ID (Government) OAuth 2.0 authentication, managed identities, and service principals.
• Support integrations utilizing Azure API Management (Government) where appropriate.
• Develop and maintain CI/CD pipelines using Azure DevOps and GitHub.
• Utilize Git, Visual Studio Code, Power Platform CLI, and related development tools.
• Participate in code reviews, automated testing, quality gates, and deployment validation activities.
• Troubleshoot, debug, optimize, and enhance application performance across the Power Platform ecosystem.
• Support enterprise governance, solution management, and platform administration best practices.

Quality, Security & Compliance

• Develop secure applications following least-privilege security principles and Microsoft secure development practices.
• Ensure solutions comply with FISMA, FedRAMP, NIST 800-53, and Microsoft GCC High requirements.
• Support Authority to Operate (ATO) documentation, evidence collection, logging, auditing, and security assessment activities.
• Participate in peer code reviews, architecture reviews, and solution validation.
• Develop and execute unit, integration, and user acceptance testing activities.
• Ensure applications meet Section 508 accessibility and WCAG compliance requirements.
• Maintain technical documentation, application architecture diagrams, and deployment documentation.

Collaboration & Technical Leadership

• Collaborate with architects, project managers, business analysts, quality assurance personnel, and client stakeholders throughout project execution.
• Mentor junior developers and provide technical leadership across the development team.
• Participate in Agile ceremonies including sprint planning, backlog refinement, daily standups, reviews, and retrospectives.
• Contribute to enterprise governance, development standards, coding practices, and continuous improvement initiatives.
• Support technical solution development, effort estimation, and proposal activities as requested.
• Evaluate emerging Microsoft technologies, including Azure OpenAI and Copilot Studio, for future solution implementation opportunities.

This position may perform other duties as assigned.
Required Qualifications

• Bachelor's degree from an accredited university in Computer Science, Information Technology, Software Engineering, or a related technical discipline.
• Minimum of 9 years of professional software development experience, including at least 3 years of developing enterprise Microsoft Power Platform solutions.
• Demonstrated experience developing enterprise applications using Power Apps (Canvas and Model-Driven), Power Automate, Dataverse, and Power BI.
• Strong experience with Power Fx, JavaScript, TypeScript, JSON, REST APIs, and enterprise systems integration.
• Experience developing custom Power Apps Component Framework (PCF) controls using React and TypeScript.
• Experience utilizing Visual Studio Code, Git, Power Platform CLI, Azure DevOps, and GitHub.
• Experience implementing Application Lifecycle Management (ALM), managed solutions, CI/CD pipelines, automated testing, and DevSecOps practices.
• Experience working within Agile software development environments utilizing user stories and iterative delivery methodologies.
• Strong understanding of Microsoft Entra ID (Government), OAuth 2.0 authentication, managed identities, and Azure integration services.
• Experience designing enterprise solutions supporting Microsoft 365 GCC High environments.
• Excellent analytical, troubleshooting, organizational, and communication skills.
• Strong ability to communicate technical solutions to business stakeholders.
• U.S. Citizenship required.
• Ability to achieve a federal security clearance.

Preferred Qualifications

• Experience supporting federal government clients.
• PL-400 Microsoft Power Platform Developer certification (strongly preferred).
• PL-200 Microsoft Power Platform Functional Consultant certification or other Microsoft Power Platform certifications.
• Experience with the Microsoft Power Platform Well-Architected Framework.
• Experience supporting regulated environments, including federal, healthcare, or financial organizations.
• Experience developing solutions within Microsoft 365 GCC High environments.
• Experience with Azure OpenAI, Microsoft Copilot Studio, or AI-assisted application development.
• Experience performing performance engineering and optimization for Dataverse, Power Apps, and Power BI.
• Familiarity with FedRAMP, FISMA, NIST 800-53, logging, auditing, evidence collection, and ATO documentation.
• Experience designing accessible applications compliant with Section 508 and WCAG standards.
• Experience working in a consulting or professional services environment.

Work Authorization
U.S. Citizenship is required due to federal contract and/or security clearance requirements.
Working Conditions
This position is based in Knoxville, TN (preferred) or Washington, DC Metropolitan Area is
also acceptable. Candidates must be able to attend onsite client meetings within the DC Metro area as required.
Employees will be required to use a computer and other office equipment for extended periods. Must be able to remain in a stationary position for extended periods and operate standard office equipment. Occasional travel may be required based on client or project needs.
Equal Employment Opportunity Statement
Management Solutions is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, disability, or protected veteran status. Equal Employment Opportunity (EEO) is the Law.
Management Solutions is committed to providing reasonable accommodations to applicants and employees with disabilities. If you need assistance or an accommodation due to a disability, please contact Human Resources.
Disclaimer
This job description is intended to convey information essential to understanding the scope of the position and is not a complete list of skills, efforts, duties, responsibilities, or working conditions associated with it.
Management Solutions LLC is an Equal Employment Opportunity (EEO) employer. It is the policy of the Company to provide equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.