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Project Administrative Assistant Jobs in Washington

Pennoni

Administrative Assistant

Leesburg, VA · On-site

$19 - $25.50/hr

Pennoni is hiring for an experienced professional to join our team as an Administrative Assistant ... Join us to be part of a team that values your unique skills and drives excellence in every project!

CFS

Administrative Assistant

Great Falls, VA

$60K - $65K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Administrative Assistant Salary: $60,000 - $65,000 Location: Great Falls, VA Office Situation: 100 ... Coordinate tax workflow and track projects through completion * Prepare engagement letters and ...

Bechtel Global Corporation

Project Admin Assistant

Reston, VA · On-site

$51K - $78K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

This position is for an Administrative Assistant to provide day-to-day administrative support to the Maple Creek Project. The successful candidate will perform administrative duties requiring ...

New

Bechtel

Project Admin Assistant

Reston, VA · Hybrid

$51K - $78K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

This position is for an Administrative Assistant to provide day-to-day administrative support to the Maple Creek Project. The successful candidate will perform administrative duties requiring ...

New

Aegis Corps

Administrative Assistant

Arlington, VA · On-site +1

$20.75 - $28/hr

  • Medical

  • Dental

  • Life

  • Retirement

  • PTO

Administrative Assistant ACI is seeking an Administrative Assistant (AA) to provide the organizational support necessary to meet the needs of a high profile project. Job location is Washington DC.

CORNERSTONES INC

Administrative Assistant

Herndon, VA

$18.50 - $25/hr

Breaks down a work task/project into process steps and executes them effectively, adjusting course as needed. Education/Experience: * High school diploma, 3 years in human services or administrative ...

New

SciTech Services, Inc.

Administrative Assistant

Bethesda, MD · On-site

$90K - $105K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SciTech Services is seeking an Administrative Assistant to support the National Institutes of ... Coordinate the day-to-day operations of assigned programs and projects. * Provide advanced ...

Addison Group

Administrative Assistant

Washington, DC · On-site

$18 - $19/hr

  • Medical

  • Dental

  • Vision

  • Retirement

Organize electronic and physical files to ensure accurate recordkeeping. * Assist attorneys and office staff with a variety of administrative projects. * Maintain an organized office environment and ...

CAS Enterprises Inc

Administrative Assistant

Washington, DC · On-site

$21 - $31/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Provide general administrative support and document management including, but not limited to ... Ability to assist engineers with multiple ongoing projects, establish and adjust to rapidly ...

SAIC

Administrative Assistant

Reston, VA · Hybrid

$80K - $120K/yr

Administrative Assistant Schedule: Full-Time Shift: Day Job Travel: Yes - 25% of the time Minimum ... special projects, and deliverable data management. • Supervise subordinate management or ...

CAS Enterprises Inc

Administrative Assistant

Washington, DC · On-site

$21 - $31/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Provide general administrative support and document management including, but not limited to ... Ability to assist engineers with multiple ongoing projects, establish and adjust to rapidly ...

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Showing results 21-40

All JobsProject Administrative JobsProject Administrative Assistant JobsProject Administrative Assistant Jobs in Washington

Project Administrative Assistant information

See Washington salary details

$15

$26

$40

How much do project administrative assistant jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for project administrative assistant in Washington is $26.77, according to ZipRecruiter salary data. Most workers in this role earn between $21.78 and $30.48 per hour, depending on experience, location, and employer.

What is a project administrative assistant?

Project Administrative Assistants are professionals who provide essential support to project managers and teams by handling administrative tasks such as scheduling meetings, preparing documents, maintaining project records, and facilitating communication among team members. They help ensure that projects run smoothly by organizing logistics, tracking deadlines, and assisting with budgeting or reporting. Their role is crucial for keeping projects on track, allowing project managers to focus on higher-level planning and execution.

How does a project administrative assistant typically collaborate with project managers and other team members?

A Project Administrative Assistant plays a key role in supporting project managers and teams by handling scheduling, preparing documentation, and coordinating meetings. They often serve as a communication hub, ensuring that information flows smoothly between stakeholders, team members, and external partners. This position frequently involves tracking project progress, managing shared resources, and assisting with reporting tasks, which helps keep everyone aligned and projects on track. Collaboration is usually facilitated through regular team meetings, shared digital platforms, and close partnership with project leads.

What are the key skills and qualifications needed to thrive as a project administrative assistant, and why are they important?

To thrive as a Project Administrative Assistant, you need strong organizational skills, attention to detail, and proficiency in office administration, often supported by an associate degree or equivalent experience. Familiarity with project management software (such as Microsoft Project or Asana), spreadsheets, and document management systems is typically required. Excellent communication, multitasking, and problem-solving abilities help you effectively support project teams and manage competing priorities. These skills are vital for ensuring projects run smoothly, deadlines are met, and administrative processes are efficient.

What is the difference between Project Administrative Assistant vs Project Coordinator?

AspectProject Administrative AssistantProject Coordinator
CredentialsHigh school diploma or equivalent; some roles may prefer administrative certificationsBachelor's degree often preferred; certifications like CAPM can be advantageous
Work EnvironmentOffice settings, supporting project teams with administrative tasksOffice or on-site, managing project schedules and communication
Employer & Industry UsageCommon in construction, IT, and corporate sectorsUsed across various industries including engineering, IT, and marketing
Search & Comparison IntentFocuses on administrative support roles within projectsInvolves coordinating project activities and timelines

The Project Administrative Assistant primarily handles administrative tasks to support project teams, while the Project Coordinator manages project schedules, communication, and coordination efforts. Both roles are essential but differ in scope and responsibilities within project environments.

How much is a project administrative assistant paid?

The average salary for a project administrative assistant typically ranges from $40,000 to $55,000 per year, depending on experience, location, and industry. Entry-level positions may start lower, while experienced assistants or those with specialized skills can earn higher wages. Compensation often includes benefits such as health insurance and paid time off.

What are popular job titles related to Project Administrative Assistant jobs in Washington?

For Project Administrative Assistant jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Project Administrative Assistant jobs in Washington look for?

The top searched job categories for Project Administrative Assistant jobs in Washington are:

What cities in Washington are hiring for Project Administrative Assistant jobs?

Cities in Washington with the most Project Administrative Assistant job openings:

Project Administrative Assistant jobs near you
Infographic showing various Project Administrative Assistant job openings in Washington as of August 2026, with employment types broken down into 86% Full Time, 10% Part Time, and 4% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $55,686 per year, or $26.8 per hour.

Administrative Assistant

Pennoni

Leesburg, VA • On-site

$19 - $25.50/hr

Full-time

Posted 5 days ago

Pennoni rating

9.1

Company rating: 9.1 out of 10

Based on 12 frontline employees who took The Breakroom Quiz

40th of 449 rated engineering

Job description

Pennoni is hiring for an experienced professional to join our team as an Administrative Assistant and support our Engineering operations on a full-time, direct basis at our office in Leesburg, VA office.
Job Description - Administrative Assistant - Full Time
Job Responsibilities
Pennoni is currently looking for a Full-Time Administrative Assistant for our Leesburg, VA office with experience consistent but not limited to:
  • Working on office administrative tasks
  • Data entry into Deltek
  • Proofreading, formatting, finalizing proposals, reports and other documents
  • Taking meeting minutes
  • A/R Collections
  • Office Supplies
  • Coordinate Facility Maintenance
  • Coordinate for In-house meetings
  • Mail
  • Shipping/Receiving

Required Attributes
  • Years of experience: 2-5
  • A High School Diploma is required
  • High level of proficiency in MS Office Suite, including Word, Excel, Power Point, and Outlook
  • Strong written and verbal communication skills
  • Excellent organizational skills with attention to detail and accuracy
  • Able to work independently and with others
  • Deadline oriented
  • Multi-tasking

Preferred Attributes
  • Experience in the AEC industry
  • Associate's degree
  • Proposal writing experience
  • Experience in responding to RFP/RFQs
  • Effectively interact with both external and internal clients
  • Certified Notary

Why Pennoni?
At Pennoni, we're not just another multi-disciplinary engineering firm; we're a vibrant team of innovators shaping the future! Founded more than five decades ago, Pennoni is an ENR Top 500 consulting engineering firm where individuality sparks innovation and growth. We're all about helping you build your career while fostering a great workplace culture - here, you'll work with supportive, talented teammates and find pride in your contributions. Join us to be part of a team that values your unique skills and drives excellence in every project!
Equal Opportunity Employer / Veterans / Disabled

What Pennoni employees say

Pay

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Pennoni

Sourced by ZipRecruiter

Industry

Specialized design services

Company size

501 - 1,000 Employees

Headquarters location

Philadelphia, PA, US

Year founded

1966

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