M

Millennium Enterprise Corporation

Client-focused professional services delivering quality

Administrative Assistant

Full-Time
No salary listed
Senior
Washington, DC, USA
HybridHybrid work in Washington, DC; 20–25 hours per week.
Administrative & Executive AssistanceExecutive Support

About the job

Requirements
  • Minimum 6 years of administrative experience, ideally in a nonprofit or mission-driven setting.
  • Proven experience supporting senior leadership or executive-level staff.
  • Strong organizational and multitasking skills.
  • Excellent written and verbal communication abilities.
  • Proficiency in Microsoft 365, Adobe, Microsoft Teams, WebEx, Zoom, Asana, and WordPress.
  • Proficiency in Salesforce for donor management and QuickBooks for accounting.
  • Experience facilitating team dialogue and updates via Slack.
  • Experience navigating virtual meeting platforms including Zoom and Microsoft Teams.
  • Ability to work independently and collaboratively in a small team.
  • Commitment to confidentiality and professionalism.
Responsibilities
  • Provide daily administrative support to the CEO, including calendar management, meeting preparation, and task coordination.
  • Draft emails, memos, and correspondence on behalf of the CEO.
  • Assist with prioritizing and tracking key initiatives, deadlines, and follow-ups.
  • Coordinate logistics for board meetings, donor calls, and external engagements.
  • Help manage confidential information and sensitive communications with discretion.
  • Maintain organized digital filing systems for program, donor, and compliance records.
  • Prepare meeting agendas, take minutes, and support follow-up communications.
  • Liaise with vendors, consultants, and external partners as needed.
  • Assist the Finance team with expense tracking, invoice processing, and basic bookkeeping.
  • Support the Development team with grant documentation, donor reporting, and budget monitoring.
  • Help the CEO ensure compliance with nonprofit regulations and internal policies.

About the company

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Millennium Enterprise Corporation

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Millennium Enterprise Corporation focuses on meeting client needs with high-quality service. It prioritizes the client relationship, aligning its priorities with those of the client. The company values integrity, honesty, and professionalism, and holds itself accountable for delivering top-tier service through thoughtful problem-solving and practical ideas. The goal is to build trust with clients by consistently delivering outcomes that satisfy their expectations and by maintaining a professional, transparent relationship.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Oakton, Virginia

Founded

1998

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Simplify's Take

What believers are saying

  • NASA announced SEWP VI winners on June 22, 2026, including MEC.
  • USDA awarded MEC a $694,000 contract on September 30, 2025.
  • DOT funded MEC task orders again in 2025, proving buyer retention.

What critics are saying

  • MEC's 11-50 employee scale cannot match Deloitte, Leidos, or SAIC.
  • HigherGov reports no recent contract results, signaling stalled visible momentum after 2025.
  • A single recompete loss can starve revenue and threaten MEC's survival.

What makes Millennium Enterprise Corporation unique

  • Founded 1998, MEC pairs 8(a) status with federal IT delivery.
  • NASA SEWP VI award expands MEC's federal procurement reach in 2026.
  • MEC markets cloud, cybersecurity, and acquisition support across government buyers.

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Benefits

  • Remote Work Options
  • Hybrid Work Options
  • Flexible Work Hours