Sr. SharePoint Online Administrator (Clearance Required)

Connsci•Washington, DC

About The Position

Connsci is seeking a Sr. SharePoint Online/Power Platform Administrator to work in support of one of our federal clients. This individual will provide senior-level administration, solution development, and governance support for SharePoint Online and the Power Platform within a Microsoft 365 GCC High shared tenant environment. The role offers an environment where collaboration and innovation are key, providing opportunities to contribute to projects that make a real difference for clients. Connsci values professional development and offers opportunities for growth and advancement. The company's mission is to be a trusted strategic partner, helping clients achieve impactful results by addressing mission-critical issues, customizing services, and leveraging industry-leading best practices.

Requirements

Bachelor of Science degree in Information Technology, Computer Science, Engineering, or a related field; or equivalent experience.
At least 5 years of experience in SharePoint Online administration
At least 5 years of experience with Microsoft Power Platform
At least 1 year of Azure DevOps experience
At least 1 year of experience with Power Platform Center of Excellence (CoE) Starter Kit or equivalent governance tooling
Current Top Secret, DOE Q, or Public Trust High Risk Tier 4 clearance

Nice To Haves

Microsoft Certified: Power Platform Developer Associate or Solution Architect Expert; or SharePoint Administrator/Developer certification.
Experience in GCC or GCC High environments.
An understanding of SPO security and complex permissions structure.
Dataverse data modeling and security role design experience
Experience with JSON formatting, Power Fx, and modern SharePoint page design

Responsibilities

Administer SharePoint Online as Site Collection Administrator
Manage site provisioning, hub alignment, permissions, and external sharing
Enforce governance and coordinate changes with tenant administrators
Manage Power Platform environments, configurations, and connectors
Monitor usage, solutions, and risk indicators for compliance
Implement CoE-based governance practices
Oversee solution intake, maker enablement, and lifecycle tracking
Prevent shadow IT and solution sprawl
Design, build, test, and deploy solutions using Power Apps, Power Automate, Dataverse, and AI Builder
Ensure accessibility (Section 508), compliance, and documentation
Manage source control, pipelines, and environment promotion using Azure DevOps
Enforce versioning, change control, and deployment standards
Apply role-based access and least-privilege principles
Support audits, security reviews, and compliance efforts
Coordinate with cybersecurity and enterprise stakeholders
Provide incident response, troubleshooting, and ongoing platform support
Deliver user training and maintain documentation (SOPs, knowledge base)
Continuously improve governance and support processes