Office Manager/Executive Assistant

Posted Yesterday
Be an Early Applicant
2 Locations
In-Office
80K-100K Annually
Mid level
Artificial Intelligence • Cloud • Information Technology • Security • Software
The Role
Provide high-level executive and operational support to the Vice President of Engineering Systems: manage complex calendars, coordinate meetings and travel, prepare reports and presentations, handle confidential communications, support office logistics and supplies, track deliverables/action items, and liaise with senior leadership, HR, Finance, Legal, vendors, and internal/external partners to ensure smooth daily operations.
Summary Generated by Built In
Job Summary & Responsibilities

ECS is seeking a Office Manager/Executive Assistant to work in our Fairfax, VA (hybrid) office. 


The primary purpose of this role is to provide high-level administrative, executive, and operational support to the Vice President of Engineering Systems. This includes combining executive support, office coordination, communication management, and administrative execution to ensure seamless daily operations, effective communication channels, and efficient management of executive priorities.


Responsibilities include:


  • Executive Support: Managing a complex executive calendar with sound judgment, coordinating meetings across senior stakeholders and technical teams, and facilitating executive travel and expense management. Preparing reports, documents (including presentations) and summaries for management is a critical component of this position.
  • Office Coordination: Supporting office logistics, supplies management, and general team operational needs, ensuring a productive and organized work environment.
  • Communication Management: Handling confidential information with discretion. Providing direct communication support, including drafting and proofreading executive correspondence, screening calls, and managing email flow.
  • Administrative Execution: Tracking deliverables and action items, maintaining strong organization and responsiveness in a high-change environment, anticipating needs, and solving problems proactively. Ensuring operational expectations around timely completion and centralized coordination support.
  • This role will regularly interact with:

    • Vice President of Engineering Systems
    • Engineering Systems Executive leadership and team members
    • Other Postal senior executives and their administrative staff
    • Human Resources, Finance, and Legal departments
    • Internal and external partners, vendors, and contractors

Salary Range: $80,000-$100,000

General Description of Benefits

Preferred Qualifications
  • Minimum of 3 years of dedicated executive administrative support experience, preferably within a fast-paced technical or large organizational environment.
  • Demonstrated experience in effectively supporting senior leadership (e.g., VP-level or higher).
  • Reliance on experience and judgment to plan and accomplish goals.
  • Expertise in managing a complex executive calendar with sound judgment, prioritizing commitments effectively.
  • Proven ability to coordinate and schedule meetings involving multiple senior stakeholders and diverse technical teams.
  • Unwavering ability to handle confidential and sensitive information with discretion and integrity.
  • Demonstrated experience in supporting travel arrangements, expense reporting, and related logistical coordination.
  • Proficiency in managing executive communications, including email correspondence, phone calls, and tracking follow-up actions.
  • Capacity to maintain strong organization and responsiveness in a dynamic, high-change operational environment.
  • A proactive approach to anticipating needs and solving problems independently without explicit direction.
  • Capability to support general office logistics and team operational needs as required.
  • Ability to organize and prioritize multiple tasks effectively.
  • High degree of responsiveness to leadership and technical points of contact.
  • Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint, TEAMS).
  • Experience with virtual meeting platforms (e.g., Zoom, TEAMS).
  • Familiarity with expense reporting systems.
  • Aptitude for quickly learning new software and internal systems.
  • Discretion and Integrity: Consistently upholding confidentiality and demonstrating ethical conduct in all professional interactions.
  • Proactiveness and Initiative: Anticipating executive and team needs and taking decisive action without constant oversight.
  • Adaptability and Resilience: Thriving in a dynamic, high-pressure environment with shifting priorities and demands.
  • Organizational Acumen: Exceptional ability to manage time, prioritize tasks, and maintain meticulous records and systems.
  • Communication Skills: Clear, concise, and professional communication (both written and verbal) with all levels of staff and external contacts.
  • Attention to Detail: Meticulous in all administrative tasks, ensuring accuracy and completeness.

Skills Required

  • Work in Fairfax, VA (hybrid)
  • Minimum of 3 years executive administrative support experience
  • Experience supporting senior leadership (VP-level or higher)
  • Manage complex executive calendars and coordinate multi-stakeholder meetings
  • Handle confidential and sensitive information with discretion
  • Support travel arrangements and expense reporting
  • Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint, Teams)
  • Experience with virtual meeting platforms (e.g., Zoom, Teams)
  • Familiarity with expense reporting systems
  • Strong organizational skills; ability to prioritize multiple tasks
  • Proactive problem-solving and ability to work independently
  • Excellent written and verbal communication skills
  • Attention to detail and accuracy in administrative tasks
  • Ability to support general office logistics, supplies, and team operational needs

ECS Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about ECS and has not been reviewed or approved by ECS.

  • Healthcare Strength ECS advertises multiple national-network medical plan options with HSA eligibility alongside dental and vision coverage. Coverage generally begins quickly and is paired with company-paid short- and long-term disability, adding stability to the health package.
  • Retirement Support A 401(k) with Safe Harbor and immediate vesting on employer contributions is emphasized, with an employer match available. Access to an employee stock purchase plan via the parent company provides an additional savings avenue.
  • Parental & Family Support Paid parental leave up to 30 days, adoption assistance, and other family-oriented leaves are highlighted. Feedback suggests these offerings add meaningful value beyond base pay for many roles.

ECS Insights

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The Company
HQ: Elkhorn, NE
2,129 Employees
Year Founded: 1993

What We Do

ECS, a segment of ASGN (NYSE: ASGN), delivers advanced solutions and services in cloud, cybersecurity, artificial intelligence (AI), machine learning (ML), application and IT modernization, and science and engineering. The company solves critical, complex challenges for customers across the U.S. public sector, defense, intelligence and commercial industries. ECS maintains partnerships with leading cloud, cybersecurity, and AI/ML providers and holds specialized certifications in their technologies. Headquartered in Fairfax, Virginia, ECS has more than 3,400 employees throughout the U.S. and has been recognized as a Top Workplace by The Washington Post for the last five years.

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