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Executive Assistant/Coordinator

ProSidian Consulting, LLCAiken, SC🇺🇸United StatesPosted Sep 29, 2026

Quick Overview

Seniority
Mid Senior
Employment type
Contract
Work mode
On Site
Location
Aiken, SC, United States
Posted
5 hours ago
Microsoft Office

Job Description

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 www.ProSidian.com

Job Description

ProSidian seeks a Executive Assistant/Coordinator | Administrative and Executive Assistance (Asst) for Program Support on a SCA – Service Contract Act / Service Contract Labor Standards (SCLS) 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 | Administrative and Executive Assistance (Asst) [L00136] is aligned with GSA Labor Category: Administrative Specialist II.  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 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 [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 (Asst) Services and Solutions as a ProSidian Engagement Team Member working in a capacity that Supports administrative support activities through planning, analysis, coordination, documentation, compliance, quality assurance, and stakeholder support..  Give executives leverage by anticipating needs and managing confidential schedules, communications, travel, meetings, and priorities.

RESPONSIBILITIES AND DUTIES - Executive Assistant/Coordinator | Administrative and Executive Assistance (Asst) [L00136]

  • Safety is a primary responsibility in each job performed. Obtain safety training, obey safety rules, and make safety an integral part of each task. Take necessary steps to stop work if continuing the activity is unsafe or will create and unsafe condition.
  •  Primarily provides administrative and clerical assistance to one or more executive team members
  •  Coordinates and/or administers programs, Project s and processes
  •  Completes tasks such as comprehensive research, gathering, composing, tracking, tabulating, summarizing, organizing and creating presentations and other communications
  •  Coordinates and arranges meetings, special events or travel arrangements
  •  Utilizes personal computers or electronic devices including keyboarding, databases, spreadsheets, presentation, conversion software, document control or other applications/programs specific to the department or company
  •  Instructs, informs and/or refers others on department or company procedures, policies and practices
  •  Assists in budget and control activities
  •  Compiles and performs basic to moderately complex analysis, prepares reports and/or recommendations
  •  Serves as administrative liaison within and outside the company
  •  May represent the department/company at meetings and may present material
  •  May provide tours
  •  May provide ancillary support to other senior managers, departments or business units concurrently
  •  Other duties as assigned

 

Desired Qualifications For Executive Assistant/Coordinator | Administrative and Executive Assistance (Asst) [L00136] Candidates:

  • High School Diploma or GED and 5+ years of professional, administrative, secretarial or clerical experience and/or combination of secondary education and experience related to the position’s responsibilities. Those possessing a Bachelor’s degree may quali

Education / Experience Requirements / Qualifications

  • High School Diploma or GED and 5+ years of professional, administrative, secretarial or clerical experience and/or combination of secondary education and experience related to the position’s responsibilities. Those possessing a Bachelor’s degree may qualify with 1+ years of experience as outlined above. Experience and education may run concurrent.
  • High School Diploma or GED and 5+ years of professional, administrative, secretarial or clerical experience and/or combination of secondary education and experience related to the position’s responsibilities. Those possessing a Bachelor’s degree may quali
  • This position aligns with functional and technical requirements in the Nuclear And Environmental Management Sector and Executive Assistant/Coordinator 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 calendaring; correspondence; travel; meetings; presentations; records; research; confidential information; Microsoft Office

Competencies Required

  • Tact; diplomacy; judgment; discretion; executive presence; communication; anticipation; prioritization

Ancillary Details Of The Roles

  • SRMC Job Grade: 63 
  • Client preferred qualifications:
  •  Bachelor’s degree
  •  Interpersonal skills including the ability to work with all levels within the organization.
  •  Communication skills to effectively communicate both orally and in writing
  •  Ability to work as a team member and team lead
  •  Knowledge of personal computers and applications included in MS Office Suite or position-specific software/hardware
  •  Ability to prioritize and multi-task
  •  Ability to maintain confidentiality.
  •  Strong initiative.
  •  Excellent time management skills.
  •  Ability to assess changing conditions and react accordingly
  •  Proficient in spelling and grammar.
  •  Demonstrated ability to use discretion and good judgment.
  •  Demonstrated ability to problem-solve.
  •  Ability to remain composed and professional under stress

Other Details

Under limited supervision, provides advanced, diversified, confidential and moderately complex administrative and clerical assistance to one or more executive team members requiring tact, diplomacy and judgment in addition to broad and considerable experience.

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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 www.ProSidian.com/Policies-Corporate-Governance/

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 https://www.ProSidian.com/careers/ 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

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