HR Admin

Aston Carter; New Berlin (WI); On-site; USD 33,000 - 44,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan – Pre-tax & R.

Life Insurance

Paid Time Off

Disability benefits

Transit benefits

Job summary

Aston Carter is seeking a detail-oriented HR Administrator to support its Human Resources team in New Berlin, WI. The role covers employee records, onboarding, payroll and benefits administration, and serves as a resource for employees and managers.

Ideal candidates have 1+ years of administrative experience, strong tech skills, and a keen eye for detail to thrive in a fast-paced environment. This is an onsite contract role in New Berlin, WI.

Qualifications

• High school diploma or equivalent required.
• 1+ years of administrative, office support, customer service, or related experience preferred.
• Proficient with Microsoft Office and data systems.
• Strong attention to detail and organizational skills.

Responsibilities

• Assist with onboarding, orientation, and offboarding processes.
• Maintain accurate employee records and data integrity.
• Process employment documents including new hires and terminations.
• Support benefits administration and payroll preparation.
• Coordinate recruiting logistics and interview scheduling.
• Ensure compliance with federal, state, and company employment policies.
• Update and manage HR databases and electronic personnel files.
• Generate reports and track HR metrics as requested.
• Provide admin support to HR team and leadership.

Skills

Microsoft Office

Data entry

Organizational skills

Communication skills

Confidentiality

Problem-solving

Education

Associate degree in HR or related field

Tools

HRIS systems

Payroll software

Microsoft Outlook

Job description

Location: New Berlin, WI

Employment Type: Full-Time

Position Summary

We are seeking a detail-oriented and organized HR Administrator to support our Human Resources team in New Berlin, WI. This role is responsible for maintaining employee records, assisting with onboarding and HR processes, supporting payroll and benefits administration, and serving as a key resource for employees and managers. The ideal candidate is comfortable working with technology, enjoys administrative work, and thrives in a fast-paced environment.

Key Responsibilities

• Assist with employee onboarding, orientation, and offboarding processes.
• Maintain accurate employee records and ensure data integrity.
• Process employment-related documentation, including new hire paperwork, status changes, and terminations.
• Support benefits administration and respond to employee inquiries.
• Assist with payroll preparation and HR reporting activities.
• Coordinate recruiting logistics, including scheduling interviews and communicating with candidates.
• Maintain compliance with federal, state, and company employment policies.
• Update and manage HR databases and electronic personnel files.
• Generate reports and track HR metrics as requested.
• Provide administrative support to the HR team and leadership.

Required Qualifications

• High school diploma or equivalent required.
• 1+ years of administrative, office support, customer service, or related experience preferred.
• Comfortable working with technology, including Microsoft Office applications, databases, and web-based systems.
• Strong attention to detail and organizational skills.
• Excellent verbal and written communication skills.
• Ability to handle confidential information with professionalism and discretion.
• Strong problem-solving skills and ability to manage multiple priorities.

Preferred Qualifications

• Experience working in Human Resources.
• Familiarity with Human Resource Information Systems (HRIS).
• Experience supporting payroll, benefits, or employee records administration.
• Associate degree or HR-related coursework is a plus.

Skills & Competencies

• Customer-service mindset
• Data entry accuracy
• Time management and prioritization
• Team collaboration
• Administrative organization
• Proficiency with Microsoft Outlook, Excel, Word, and Teams

Job Type & Location

This is a Contract position based out of New Berlin, WI.

Pay and Benefits

The pay range for this position is $24.00 - $32.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

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 New Berlin,WI.

Application Deadline

This position is anticipated to close on Sep 8, 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.