Company Overview

RSI provides full-service environmental solutions supporting clients through all phases of cleanup, with expertise in regulatory compliance, characterization, monitoring, renewable energy, and project management. Built on a strong foundation of collaboration and a people-first culture, RSI is known for being easy to work with and delivering results through long-term partnerships.

RSI is part of a family of companies unified by purpose to deliver safe, reliable solutions to our clients’ unique challenges. We are committed to providing technically superior service, adding value at every stage, and leaving things better than we found them.​
 

Position Summary:

RSI is seeking a Senior SharePoint & M365 Systems Administrator to support the Savannah River Site (SRS) Project Management Office (PMO). The position is responsible for maintaining, optimizing, and enhancing a centralized Microsoft Office 365 and SharePoint collaboration environment that supports multi-level project execution within a regulated DOE environment.

The role includes system administration, workflow automation, user support coordination, and ensuring compliance with applicable DOE information management and cybersecurity requirements.
 

Position Details

• Location: Savannah River Site (SRS), Aiken, SC
• Work Environment: DOE PMO collaboration system support
• Travel: Limited, as required

Key Responsibilities

• Administer and maintain a complex SharePoint Online and Microsoft Office 365 collaboration environment supporting PMO operations
• Develop, deploy, and maintain SharePoint sites, pages, and system components
• Design and maintain workflow automations using Power Automate
• Provide IT support coordination and serve as a liaison with DOE Help Desk services
• Support enterprise IT systems including desktop, mobile, and associated business productivity tools
• Ensure proper handling of sensitive and controlled information in accordance with DOE and federal requirements
• Support IT lifecycle management, planning, and system enhancement initiatives
• Ensure compliance with applicable cybersecurity, information assurance, and system control requirements

 Requirements and Education:

• Expert-level knowledge of Microsoft Office 365 and SharePoint administration including experience creating, deploying, and maintaining complex SharePoint Pages and Objects in an M365 production environment.
• Experience managing enterprise-level collaboration platforms
• Experience developing and maintaining SharePoint sites and components in production environments
• Experience developing and deploying workflow automation solutions (e.g., Power Automate) in an M365 environment
• Experience supporting an office IT environment or IT helpdesk functions that required frequent integration with end users needing support.
• Experience managing sensitive or controlled data an IT environment and ensuring compliance with all legal requirements and rules
• Working level knowledge of Microsoft Copilot AI and Copilot integrations within M365.
• Working level knowledge of AI tools and integration into office workflows.
• Familiarity with AI-enabled productivity tools, including Microsoft Copilot.
• Experience programming with HTML, SQL, and necessary programming languages to create data extractions for dashboarding and creating complex process workflows within the constraints of a DOE/NNSA government environment.

Preferred Requirements and Education:

• Experience supporting DOE or NNSA IT governance, acquisition, or compliance activities
• Familiarity with FAR Part 39 and DOE Order 413.3A
• Familiarity with DOE cybersecurity requirements (DOE O 205.1B, DOE P 470.1, FISMA)

Clearance and Health Regiments

• Ability to obtain and maintain DOE L (Secret) clearance
• Ability to obtain SRS site access badge
• Background check and pre-employment drug screening required

EEO Statement

RSI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, gender, color, age, sexual orientation, gender identification, national origin, religion, marital status, ancestry, citizenship, disability, protected veteran status, or any other factor prohibited by applicable law.