Executive Assistant/Coordinator II

ProSidian is a Management and Operations Consulting Services firm that delivers value to clients through tailored solutions grounded in industry-leading practices. ProSidian provides enterprise services/solutions for Risk Management | Compliance | Business Process | IT Effectiveness | Engineering | Environmental | Sustainability | Human Capital. We help forward-thinking clients solve problems and improve operations. Launched by Management Consultants, our multidisciplinary teams bring together global professionals to deliver a wide range of engagements for public and private, defense and civilian government, and non-profit organizations. Our solution-centric services are deployed across the enterprise, target drivers of economic profit (growth, margin, and efficiency), and align at the intersections of assets, processes, policies, and people to deliver value. See the link to the ProSidian website at

Job Description

ProSidian seeks a Executive Assistant/Coordinator II | Administrative and Executive Assistance (Asst) for Program Support on a Exempt Basis for Working On-Site (Client Site) in The Southeast | South Atlantic | CONUS Area (Aiken, South Carolina) Contract Contingent, generally located across the Aiken, South Carolina Across The Southeast | South Atlantic | CONUS Region supporting a High-hazard nuclear cleanup environment requiring disciplined staffing, safety, quality, security, and regulatory compliance.

With STD Work/Job Site (Office) Language(s) being English; the Executive Assistant/Coordinator II | Administrative and Executive Assistance (Asst) [L00531] is aligned with GSA Labor Category: Administrative Specialist III. This role shall be principally focused on ProSidian Strategic Resourcing and Professional Staff Augmentation for Administrative and Executive Assistance (Asst) Solutions and Services Administrative and Executive Assistance (Asst) for ProSidian Strategic Resourcing and Professional Staff Augmentation for Administrative and Executive Assistance (Asst) Solutions and Services

We seek Executive Assistant/Coordinator II candidates with relevant Nuclear And Environmental Management Sector Experience (functional and technical area expertise also ideal) to support professional services engagement for Nuclear And Environmental Management Sector Clients such as SRMC. This as a Contract Contingent or Contract W-2 (IRS-1099) Administrative and Executive Assistance (Asst) Functional Area / Swim Lane / Category Discipline Professional - ProSidian Strategic Resourcing and Professional Staff Augmentation for Administrative and Executive Assistance (Asst) Solutions and Services Position; however, ProSidian reserves the right to convert to a Full-Time ProSidian employed W-2 Position.

JOB OVERVIEW

Provide services and support as a Executive Assistant/Coordinator II [ProSidian Strategic Resourcing and Professional Staff Augmentation for Administrative and Executive Assistance (Asst) Solutions and Services] aligned with the Administrative and Executive Assistance (Asst) Functional Area / Swim Lane / Category Discipline in the Nuclear And Environmental Management Industry Sector. 

This role focusses on Human Capital | Project Management | Engineering | Environmental | Compliance | Risk Management | IT Effectiveness | Business Process | Training Knowledge Management Solutions for clients such as Savannah River Mission Completion, LLC (SRMC) | SRMC Supply Chain / Procurement supporting the Liquid Waste Program under DOE prime contract 89303322DEM000068 Generally Located In Aiken, South Carolina and across the Southeast | South Atlantic | CONUS Region (Of Country/World) Working On-Site (Client Site).

Provide Administrative and Executive Assistance Services and Solutions as a ProSidian Engagement Team Member working in a capacity that supports administrative and executive-support activities through planning, coordination, scheduling, documentation, communications, records administration, compliance, quality assurance, and stakeholder support.

RESPONSIBILITIES AND DUTIES - Executive Assistant/Coordinator II | Administrative and Executive Assistance (Asst) [L00531]

**RESPONSIBILITIES AND DUTIES – Executive Assistant/Coordinator II**

**Calendar & Meeting Management**

• Provide advanced administrative and coordination support to assigned executives, managers, departments, and project organizations
• Manage complex calendars, appointments, meetings, and conference calls with competing scheduling priorities
• Coordinate meeting logistics including agendas, briefing packages, attendance, rooms, and technology setup
• Ensure follow-up actions are completed and documented

**Document & Communication Management**

• Draft, edit, format, and proofread correspondence, reports, presentations, memoranda, and spreadsheets
• Route and maintain business documents in accordance with organizational standards
• Receive and appropriately route communications, visitor inquiries, and action items to relevant parties

**Travel & Expense Administration**

• Coordinate travel arrangements, itineraries, and related logistics
• Process and organize expense documentation and reimbursement requirements

**Records & File Management**

• Organize and maintain electronic and physical files and records in accordance with records-management requirements
• Monitor commitments, due dates, correspondence, and management actions

**Administrative Process Support**

• Support onboarding, personnel coordination, purchasing, supply, timekeeping, and training initiatives
• Execute other administrative processes as assigned

**Reporting & Analysis**

• Prepare reports, trackers, rosters, dashboards, and meeting minutes
• Compile and distribute status information to stakeholders

**Stakeholder Coordination**

• Coordinate across internal organizations and external stakeholders to ensure seamless operations
• Facilitate communication and collaboration among multiple parties

**Information Security & Discretion**

• Handle sensitive, proprietary, personnel, and business information with appropriate discretion and confidentiality

**Problem-Solving & Support**

• Identify administrative issues and independently resolve routine matters within delegated authority
• Provide backup coverage and surge support to other administrative functions as needed

Qualifications

Desired

Qualifications

• Demonstrated executive or senior administrative-support experience in a professional, technical, government, engineering, construction, or highly regulated environment; proficiency managing competing priorities, confidential information, complex schedules

Education / Experience Requirements /

Qualifications

• Associate's or Bachelor's degree in Business Administration, Office Administration, Management, Communications, or related discipline preferred.
• Typically 4–7+ years of progressively responsible administrative, executive-assistance, coordinator, or business-support experience; substantial directly relevant experience may substitute for formal education subject to SRMC requirements.
• Prior experience supporting executives, senior managers, engineering/project organizations, DOE contractors, nuclear facilities, government programs, or similarly regulated environments is preferred.
• Demonstrated executive or senior administrative-support experience in a professional, technical, government, engineering, construction, or highly regulated environment; proficiency managing competing priorities, confidential information, complex schedules

This position aligns with functional and technical requirements in the Nuclear And Environmental Management Sector and Executive Assistant/Coordinator II Candidates principally support Administrative and Executive Assistance (Asst) Functional Area / Swim Lane / Category Disciplines.

Skills Required

• Primarily focused on Management and Financial Consulting, Acquisition and Grants Management Support, and Business Program and Project Management Services initiatives and aligned with Program Support activities Administrative and Executive Assistance (Asst) Functional Area Activities. 
• Executive calendar management; meeting coordination; business correspondence; document preparation and formatting; travel coordination; records management; action-item tracking; Microsoft Outlook; Word; Excel; PowerPoint; Teams; SharePoint; Adobe Acrobat;

Competencies Required

• Organization; Attention to Detail; Discretion; Professionalism; Reliability; Time Management; Customer Service; Written Communication; Verbal Communication; Prioritization; Initiative; Adaptability; Interpersonal Effectiveness; Problem Solving; Follow-Through; Collaboration; Confidentiality; Quality Orientation; Safety and Compliance Mindset.

Ancillary Details Of The Roles

• SRMC Job Grade: 64
• Role Emphasis: Senior administrative coordination, executive support, calendar and meeting management, document control, action tracking, records administration, and professional interface with management and project stakeholders.

Other Details

Position may provide administrative support within Savannah River Mission Completion organizations supporting radioactive liquid-waste operations, projects, engineering, business services, and mission-support activities. Candidate must be capable of satisfying applicable Savannah River Site access, background-screening, badging, training, safety, cybersecurity, records, and confidentiality requirements. Work may involve interaction with senior leadership and access to sensitive business or personnel information. Final work schedule, onsite/remote status, overtime eligibility, assignment duration, and specific organizational placement remain subject to the applicable SRMC tasking or blanket-order request.

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Additional Information

Our Corporate Benefits Policy and Philosophy

ProSidian’s Corporate Benefits Policy and Philosophy highlight the company's support for Eligible Employees through health, financial, work-life, and professional development benefits. Depending on employment type, location, role, client, laws, and plan terms, offerings include medical, dental, vision coverage; assistance programs; paid time off; insurance; retirement plans; flexible spending; education opportunities; recognition bonuses; discounts; and flexible work arrangements. These promote wellness, financial stability, ongoing learning, and work-life balance. ProSidian administers these benefits in line with legal, regulatory, contract, insurance, and business standards, with detailed plan documents. This creates a competitive, sustainable environment for employee growth, contribution, and shared success. Learn More At

ProSidian's Employee Benefits Program Is Designed Around Four Core Priorities.

• Health and Well-Being: We support employee access to healthcare, preventive services, wellness resources, and programs that help Eligible Employees care for themselves and their families.
• Financial Security: We provide programs designed to help Eligible Employees protect income, prepare for retirement, manage eligible expenses, and strengthen long-term financial resilience.
• Work-Life Effectiveness: We recognize the importance of appropriate time away from work, flexibility where practicable, and resources that help Eligible Employees balance professional and personal responsibilities.
• Professional Growth: We encourage continuous learning, technical development, leadership, recognition, and opportunities for Eligible Employees to expand their capabilities and careers.

All ProSidian Engagement Teams set, manage, pursue, and achieve annual goals across ProSidian's eight core competencies: Personal Effectiveness, Continuous Learning, Leadership, Client Service, Business Management, Business Development, Technical Expertise, and Innovation & Knowledge Sharing (Thought Leadership). They should support business development activities. A Global Competency includes the knowledge, skills, behaviors, and judgment needed to work effectively across industries, cultures, locations, and clients. These standards apply to CONUS and OCONUS teams: the same competencies guide operations, leadership, problem-solving, and value addition. For engagement teams, these skills involve owning commitments, collaborating, understanding client needs, managing resources, identifying value, exercising judgment, and sharing knowledge. They set expectations, foster growth, and ensure smooth execution. For clients, these skills enable responsive service, informed advice, disciplined delivery, and solutions fostering long-term growth. Applying these competencies builds trust, adaptability, and client success—delivering clarity, insight, and impact.

Eight ProSidian Global Competencies

1. Personal Effectiveness – The ability to manage tasks, time, and relationships efficiently, achieving consistent, impactful results.
2. Continuous Learning – Continuous pursuit of knowledge, skills, and adaptability to stay relevant, competent, and competitive in the profession.
3. Leadership – Inspiring, guiding, and motivating others to achieve goals, while promoting accountability, teamwork, and organizational success.
4. Client Service – Delivering responsive, high-quality solutions that address client needs, build trust, and strengthen long-term partnerships.
5. Business Management – Managing people, processes, and resources to achieve strategic goals, improve efficiency, and sustainable outcomes.
6. Business Development – Identifying and securing growth opportunities through strategic relationships, market insights, and innovation.
7. Technical Expertise – Applying specialized knowledge, analytical skills, and practical experience to solve complex problems with accuracy.
8. Innovation & Knowledge – Sharing expertise through Thought Leadership, creating solutions, exchanging insights, and shaping industry trends.

Instructions On The Best Way To Apply

ProSidian provides equal employment opportunity and evaluates candidates without regard to race, gender, age, disability, veteran status, or other protected traits. All data remains confidential per EEO standards. The company supports the Hiring Our Heroes Program and the ' I Hire Military ' Initiative, welcoming all—including veterans—to apply. 

Our core value, ' Honor Above All ,' emphasizes integrity, resilience, and excellence. To apply, visit or email your resume, salary expectations, and job details to careers @ ProSidian.com. Only qualified applicants will be considered. Use a clear email subject, e.g., Application – [Job Title] – [Job Ref Code] – [Your Full Name].

Risk Management | Compliance | Business Processes | IT Effectiveness | Engineering | Environmental | Sustainability | Human Capital