Human Resources Assistant - Part-time (GT26091027)

Gtscts; Chantilly (VA); On-site; USD 42,000 - 52,000; Full time

Job summary

GTSC in Chantilly, VA is seeking a Human Resources Assistant to provide administrative support across the HR department. This role supports day-to-day HR activities, employee communications, benefits administration, onboarding and offboarding, HR systems, and compliance tracking.

You will collaborate with HR team members on various projects, manage confidential information, and help maintain records, training coordination, and internal communications.

Qualifications

• Bachelor's degree in HR, Communications, Business Admin, Organizational Development, or related field preferred.
• 1–2 years of professional HR or administrative experience.
• Strong written and verbal communication; ability to draft clear and professional employee communications.

Responsibilities

• Provide day-to-day administrative and operational support to members of the Human Resources department.
• Monitor HR inbox and respond to routine employee inquiries or route questions to the appropriate HR team member.
• Assist with employee onboarding and offboarding activities, including coordinating required documentation, systems activities, and communications.
• Process routine employee transactions and data changes within HR systems, including new hires, terminations, status changes, promotions, and other personnel updates.
• Assist with employment verifications and other routine employee documentation requests.
• Assist with I-9 verification and E-Verify processing and maintain associated records.
• Prepare routine HR correspondence, forms, letters, and employee communications using established templates and guidance.
• Assist with maintaining accurate electronic personnel records and filing HR documentation in appropriate systems and repositories.
• Support benefits invoice reconciliation by reviewing employee eligibility and coverage information and assisting with the identification and resolution of discrepancies.
• Track completion of required corporate, compliance, and employee training.
• Assist with tracking performance review activities and other recurring HR processes.
• Maintain HR trackers, spreadsheets, reports, calendars, and other tools used to monitor departmental activities and deadlines.
• Assist with HR compliance audits, document reviews, and records maintenance under the direction of HR staff.
• Support preparation and distribution of HR announcements, presentations, newsletters, employee resources, and other internal communications.
• Assist with HR projects and initiatives by gathering information, organizing materials, tracking action items, scheduling activities, and following up with stakeholders.
• Maintain strict confidentiality of employee, company, and proprietary information.
• Perform other duties as assigned.

Skills

Communication skills

Organizational skills

Attention to detail

Discretion & confidentiality

Microsoft Office

HRIS/ATS familiarity

Independent worker

Education

Bachelor's degree in HR or related field

Tools

SharePoint

HRIS

ATS

Job description

Chantilly, United States | Posted on 10/14/2026

GTSC seeks a Human Resources Assistant for its Chantilly, Virginia headquarters office.

The HR Assistant provides administrative and operational support across the Human Resources department. This position is designed to serve as a flexible resource to the HR team, assisting with day-to-day HR activities, employee communications, benefits administration, onboarding and offboarding, HR systems and records, compliance tracking, training coordination, and other departmental initiatives.

The HR Assistant will work closely with members of the HR team and will be exposed to multiple areas of Human Resources. Responsibilities may shift based on departmental priorities, making this position well suited for someone who is organized, adaptable, eager to learn, and comfortable supporting multiple projects and stakeholders at the same time.

Responsibilities:

• Provide day-to-day administrative and operational support to members of the Human Resources department.
• Monitor HR inboxes and respond to routine employee inquiries or route questions to the appropriate HR team member.
• Assist with employee onboarding and offboarding activities, including coordinating required documentation, systems activities, and communications.
• Process routine employee transactions and data changes within HR systems, including new hires, terminations, status changes, promotions, and other personnel updates.
• Assist with employment verifications and other routine employee documentation requests.
• Assist with I-9 verification and E-Verify processing and maintain associated records.
• Prepare routine HR correspondence, forms, letters, and employee communications using established templates and guidance.
• Assist with maintaining accurate electronic personnel records and filing HR documentation in appropriate systems and repositories.
• Support benefits invoice reconciliation by reviewing employee eligibility and coverage information and assisting with the identification and resolution of discrepancies.
• Track completion of required corporate, compliance, and employee training.
• Assist with tracking performance review activities and other recurring HR processes.
• Maintain HR trackers, spreadsheets, reports, calendars, and other tools used to monitor departmental activities and deadlines.
• Assist with HR compliance audits, document reviews, and records maintenance under the direction of HR staff.
• Support preparation and distribution of HR announcements, presentations, newsletters, employee resources, and other internal communications.
• Assist with HR projects and initiatives by gathering information, organizing materials, tracking action items, scheduling activities, and following up with stakeholders.
• Maintain strict confidentiality of employee, company, and proprietary information.
• Perform other duties as assigned.

Skills and Experience:

• Bachelor's degree in Human Resources, Communications, Business Administration, Organizational Development, or a related field highly preferred.
• 1–2 years of professional experience; previous HR, administrative, communications, internship, or office experience.
• Strong written and verbal communication skills, including the ability to draft clear and professional employee communications without error.
• Strong organizational skills with the ability to manage multiple assignments, deadlines, and follow-up items.
• High attention to detail and commitment to accuracy.
• Ability to learn new systems, processes, and HR concepts quickly.
• Ability to exercise good judgment and recognize when a question or issue should be escalated to another member of the HR team.
• Ability to handle confidential and sensitive information with discretion and professionalism.
• Comfortable communicating with employees, managers, vendors, and other internal and external stakeholders.
• Proficiency with Microsoft Office, including Outlook, Word, Excel, PowerPoint, and Teams.
• Familiarity with HRIS, ATS, SharePoint, or similar business systems is preferred but not required.
• Ability to work independently on assigned tasks while also functioning effectively as part of a collaborative HR team.

Physical Requirements:

• Ability to commute and work in-office daily.
• Prolonged periods sitting at a desk and working on a computer.
• Occasionally required to lift files, open filing cabinets, and bend or stand as necessary.
• Must be able to communicate effectively in both in-person and virtual work environments.
• Ability to manage repetitive tasks and maintain focus in a fast-paced, deadline-driven environment.

GTSC is proud to be anequal opportunity employer, committed to recruiting, hiring,and promoting qualified people of all backgrounds, regardlessof sex; race; color; creed; national origin; religion; age;marital status; pregnancy; physical, mental or sensorydisability; sexual orientation; gender identity or any otherbasis protected by federal, state or local law. Learn more aboutyour EEO rights as an applicant.

Employment in this position is contingent upon the successful completion of a background check. Depending on the nature of the job duties or requirements set forth by our government clients, additional screenings such as drug testing and/or credit checks may be required. These checks are conducted in accordance with all applicable federal, state, and local laws.

GTSC-Talent Solutions is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran disability or genetic information or any other reason prohibited by law in employment.