Finance & HR Intern

TOTAL Mechanical Inc.; City of Pewaukee (WI); On-site; USD 13,000 - 20,000; Part time

Job summary

Total Mechanical, LLC, a Southeast Wisconsin mechanical contractor, seeks a Finance and Human Resources Intern to assist with financial processes, data analysis, talent acquisition, and employee records. The role offers hands-on experience in budgeting, reporting, and process improvements while supporting internal and external customers.

The ideal candidate is organized, dependable, and detail-oriented, with discretion and a commitment to quality service.

Qualifications

• Pursuing an associate or bachelor’s degree in Finance, Accounting, HR, Business Admin or a related field.
• Prior internship or coursework is a plus.
• Proficient with general office software and data entry.

Responsibilities

• Assist with data entry, account reconciliations, invoice processing, expense documentation, and maintenance of financial records.
• Support routine financial reports, schedules, spreadsheets, and management summaries.
• Organize electronic files and support audits, budgeting, and process documentation.

Skills

Analytical skills

Attention to detail

Independent work

Team collaboration

Education

Associate or Bachelor's degree in Finance, Accounting, HR, Business Admin

Tools

Excel

Word

Outlook

Microsoft Teams

SharePoint

Job description

Background

Total Mechanical, LLC is a locally owned mechanical contractor that operates in Southeast Wisconsin specializing in the design, fabrication, installation and servicing of commercial HVAC, industrial process, plumbing, electrical and fire protection systems. Total Mechanical has distinguished itself throughout its history by providing to its customers innovative solutions, high quality designs and installations, and an uncompromising commitment to the highest level of customer service.

Total Mechanical was founded in 1968 and is comprised of eight business units: Mechanical Division, Electrical Division, Plumbing Division, Fire Protection Division, Building Operations Division, TOTAL Residential, AGI Fabrications and E3 Group.

Position Summary

The Finance and Human Resources Intern provides administrative, analytical, and project support to the Finance and Human Resources teams. This internship offers hands‑on experience in financial processes, data analysis, talent acquisition, employee records, and process improvement initiatives. The ideal candidate is organized, dependable, detail‑oriented, and interested in developing a broad understanding of how Finance and Human Resources support business operations. This role requires discretion, accuracy, initiative and a commitment to providing responsive service to both internal and external customers.

Qualifications

Education: Currently pursuing an associate or bachelor’s degree in Finance, Accounting, Human Resources, Business Administration, or a related field.

Years of Relevant Work Experience: Prior internship or coursework is preferred but not required.

Certificates/Licenses: N/A

Physical Job Requirements: Required to sit, stand and move throughout Company facilities.

Skills and Competencies

Technical Skills: This position requires proficiency with general office software (Excel, Word, and Outlook required; Microsoft Teams, and SharePoint preferred).

Personal/Interpersonal Competencies: This position requires strong problem solving and analytical skills; the ability to work independently and exercise sound judgment; the ability to handle confidential information appropriately; the ability to make commitments and be willing to be held accountable against them; the ability to manage multiple priorities, follow instructions and meet deadlines; the adaptability to accept change when needed; exceptional written and verbal communication skills, the ability to excel in a team environment and advance overall team objectives; the ability to ensure customer satisfaction by delivering excellence in products and service; and high standards for ethical conduct.

Key Activities

Finance Support

• Assist with data entry, account reconciliations, invoice processing, expense documentation, and maintenance of accurate financial records.
• Support the preparation of routine financial reports, schedules, spreadsheets, and management summaries.
• Review financial information for completeness and accuracy and follow up on missing documentation.
• Organize electronic files and supporting records in accordance with department procedures and retention requirements.
• Assist with audits, budgeting activities, special projects, and process documentation as assigned.
• Support accounts payable and accounts receivable activities, including invoice review, documentation, and payment or collection tracking.

Human Resources Support

• Assist with job postings, candidate communications, interview scheduling, and recruiting-related records.
• Support new-hire onboarding and orientation by preparing materials, coordinating required forms, and tracking completion of assigned activities.
• Maintain personnel files, HR system data, training records, and other confidential documentation.
• Conduct research, update reports, and support Human Resources projects, policies, and process improvements.

General Responsibilities

• Respond professionally to routine requests and collaborate effectively with employees across the organization.
• Handle financial, employee, and business information with discretion and maintain strict confidentiality.
• Identify opportunities to improve accuracy, organization, efficiency, and the employee experience.
• Complete other duties and projects as assigned.

This job description is intended to describe the general nature and level of work required of this position. This is not meant to be an exhaustive list of all responsibilities, duties and skills required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Total Mechanical LLC is an Equal Opportunity Employer