Office & Payroll Assistant

Guidepost Solutions LLC • Full-time • United States • 1w ago

Full Time

Washington D.C.

Posted on June 16, 2026

Summary/Objective

This is a full-time, non-exempt position that resides in our very busy Washington D.C. office This position supports both day-to-day office operations and payroll/accounting administration, with priorities shifting based on business needs. The ideal candidate will demonstrate excellent written and verbal communication skills, strong proficiency in computer applications, the ability to multitask effectively, keen attention to detail, and a high level of professionalism. This individual must also be a collaborative and reliable team player.

Core Responsibilities

Welcomes visitors to the D.C. office, answers incoming phone calls and direct inquiries, checks voicemail, incoming/outgoing mail.
Responsible for maintaining office supplies by restocking and ordering, including office machine maintenance.
Main point of contact for building maintenance, general office administration (e., new hire onboarding, fob management etc.).
Collaborate with team to coordinate and plan meetings for local office events.
Provide senior leadership support, such as scheduling meetings, printing, and filing, etc.
Review, collect, and compile weekly timesheets to ensure employees enter their time in our Time & Expense system, on-time, accurately and in compliance with both state and government regulations; work with accounting to make needed time entry adjustments.
Liaison with accounting, HR Payroll and the production teams to ensure proper and accurate submittals for time, expense, and payroll. Assess, evaluate, and facilitate processes to help determine what is most efficient in order to meet time sensitive deadlines.
Reconciling receipts, expense reports, or credit card charges.
Assist with other general accounting duties, as needed.

Competencies

Exceptional customer service
Professional
Communication
Organization
Adaptability / Flexibility
Attention to Detail
Ethical Practice

Required Education and Experience

Associates degree and/or 1-2 years of relevant office or accounting experience
Knowledge of office administration is a plus
Expertise in Outlook, Word, Excel and PowerPoint (intermediate level to advanced)
Experience in handling confidential and sensitive information appropriately
Ability to recognize and prioritize issues and take appropriate actions

Position Type/Expected Hours of Work

This is a full-time in office position. Days and hours of work are generally Monday through Friday, 8:30 a.m. to 5:30.

Physical Requirements

While performing the duties of this job, much of the work may be done sitting at a desk, using a computer, typing, handling phone calls, filing, and using office equipment such as like printers and copiers. The employee must occasionally lift or move office products and supplies, up to 30 pounds.

Other Duties
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Salary Range

The base annual salary range offered for this position is based on numerous factors, including job-related skills and knowledge, experience, specific location, relevant education and/or training. In addition to the annual salary, we offer a full benefits package.

Guidepost Solutions is an Equal Opportunity Employer and does not discriminate based on race, color, religion, sex, national origin, age, disability, or genetic information or any other characteristic protected by law.