Human Resources Assistant

Aston Carter; Tempe (AZ); On-site; USD 26,000 - 37,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Short/Long-term Disability

Health Spending Account

Transportation benefits

Employee Assistance Program

PTO / Vacation

Job summary

Aston Carter is seeking an on-site Human Resources Assistant in Tempe, AZ, to support a high-volume staffing operation. You will handle repeatable administrative tasks, backend hiring and termination processes, and conduct quality audits of outsourced vendors, using Excel extensively to manage data with care and confidentiality.

The role emphasizes data accuracy, privacy, and cross-team collaboration in a fast-paced environment, with four 10-hour onsite shifts weekly and a contract arrangement,

Qualifications

• Experience in HR or HR support functions.
• Experience coordinating activities across teams.
• Experience with outsourced vendors and quality audits.
• Familiarity with data security and privacy standards.
• Experience contributing to process improvement initiatives.
• Ability to work in a fast-paced staffing environment.

Responsibilities

• Manage daily administrative tasks from start to finish with accuracy.
• Handle backend processes for application creation and hiring/termination.
• Audit outsourced vendors for adherence to processes and quality.
• Import/export data across software platforms, including Excel.
• Utilize Excel daily (pivot tables, VLOOKUP) for reporting HR data.
• Develop and maintain data management systems and workflows.
• Conduct regular data audits to fix discrepancies and ensure integrity.
• Support data security and privacy best practices in procedures.
• Escalate issues to stakeholders when needed.
• Prepare and deliver facility reporting to leadership.

Skills

Excel

VLOOKUP

Pivot tables

Data analysis

Data privacy

Detail oriented

Communication

Customer service

Multitasking

Job description

Human Resources Assistant

Job Description

This HR Assistant role sits within a high-volume Staffing team that centralizes and automates manual tasks required to hire an hourly workforce. You will focus on performing repeatable administrative tasks, managing backend hiring and termination processes, and conducting quality audits of outsourced vendors. The position requires strong data management capabilities, extensive use of Excel, and the ability to handle sensitive information with accuracy, confidentiality, and sound judgment in a fast-paced environment.

Responsibilities

• Manage and own daily administrative tasks from start to finish, ensuring timely and accurate completion.

• Perform backend processes related to application creation, candidate compliance information, and hiring or termination activities.

• Conduct quality audits of outsourced vendors to ensure adherence to processes, accuracy, and service standards.

• Import and export data within various software platforms, including Excel, ensuring accuracy, completeness, and consistency of information.

• Utilize Excel extensively on a daily basis, including pivot tables and VLOOKUP functions, to analyze, organize, and report on HR data.

• Develop and maintain data management systems and processes to ensure efficient handling of HR information and streamlined workflows.

• Conduct regular data audits to identify, investigate, and resolve discrepancies or inaccuracies, maintaining data integrity and reliability.

• Assist in the development and improvement of data management procedures and policies, implementing best practices for data security and privacy.

• Handle sensitive information and documents, such as Social Security Numbers, dates of birth, and driver’s license numbers, with strict confidentiality and adherence to privacy regulations.

• Escalate issues related to processes, tools, or data quality to the appropriate stakeholders when necessary.

• Prepare and deliver facility reporting and communications to a broad team, including leadership, in a clear and timely manner.

• Apply sound judgment to ambiguous scenarios and make informed decisions when the path forward is not clearly defined.

• Identify opportunities to improve processes and tools, and contribute ideas that enhance efficiency and candidate experience.

• Act as a liaison between field teams and centralized support services, ensuring clear communication and alignment on processes and expectations.

• Support customer service–oriented interactions with internal stakeholders and partners, providing responsive and professional assistance.

Essential Skills

• Strong experience with Microsoft Office, with a particular emphasis on Excel.

• Proficiency in Excel functions, including VLOOKUP, pivot tables, and related data analysis tools.

• Experience performing administrative and repeatable tasks in a structured, high-volume environment.

• Demonstrated ability to manage data imports and exports across various software platforms with a high degree of accuracy.

• Proven capability to handle sensitive and confidential information in compliance with privacy regulations and internal policies.

• Strong attention to detail and accuracy in data entry, reporting, and quality auditing.

• Ability to apply good judgment and make decisions in ambiguous situations.

• Effective written and verbal communication skills for reporting, documentation, and cross-team collaboration.

• Customer service mindset, with the ability to support and communicate effectively with internal stakeholders.

• Organizational skills to manage multiple tasks, priorities, and deadlines in a fast-paced setting.

Additional Skills & Qualifications

• Experience in human resources or HR support functions.

• Experience in coordinating activities across teams or departments.

• Experience working with outsourced vendors and performing quality audits of their work.

• Familiarity with data management best practices, including data security and privacy standards.

• Experience contributing to process improvement or workflow optimization initiatives.

• Comfort working in a fast-paced, high-volume staffing or operations environment.

• Ability to build collaborative relationships with field teams and centralized support functions.

Work Environment

This is an on-site position in Tempe and follows a schedule of four onsite days per week, typically structured as four 10-hour shifts. The environment is fast-paced and focused on high-volume staffing operations, requiring frequent interaction with internal teams and centralized support services. You will work extensively with Microsoft Excel and other software platforms to manage HR data, perform audits, and generate reports. The position involves handling sensitive personal information, so adherence to data privacy and security standards is essential. The setting offers the opportunity to gain valuable experience with a large-scale staffing operation, and strong performers have historically been considered for long-term opportunites.

Job Type & Location

This is a Contract position based out of Tempe, AZ.

Pay and Benefits

The pay range for this position is $23.00 - $23.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Tempe,AZ.

Application Deadline

This position is anticipated to close on Aug 20, 2026.

About Aston Carter

Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [e-mail] ([e-mail]) for other accommodation options.

San Francisco Fair Chance Ordinance

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI)

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.