HR Generalist

Sierra ITS; St. Louis (MO); Hybrid; USD 28,000 - 40,000; Full time

Job summary

Sierra ITS is seeking a Human Resources Specialist in St. Louis, MO who will support HR records, onboarding, recruitment coordination, benefits, and reporting. The role starts onsite, transitions to hybrid after a few months, and is a contract-to-hire opportunity.

The ideal candidate has 2–3 years of HR experience, a relevant bachelor’s degree, strong communication, and knowledge of HR practices and federal/state employment rules. Proficiency with Microsoft 365 and HRIS is required.

Qualifications

• 2–3 years of progressive HR or related admin experience.
• Experience supporting HR in a small to mid-size organization.
• Bachelor's degree in HR, BA, or related field.
• Working knowledge of HR practices and state/federal requirements.
• Proficiency with Microsoft 365 (Excel/Outlook/Word/Teams).
• Strong communication, organization and attention to detail.
• HRIS, benefits admin, and recruitment coordination preferred.
• SHRM-CP or PHR certification is a plus.

Responsibilities

• Maintain employee records, update HRIS, and prepare employment documents.
• Coordinate interviews, candidate communications, background checks, and offers.
• Assist onboarding and orientation for new employees.
• Support benefits enrollment and reconcile invoices.
• Prepare HR reports and assist with audits and compliance.
• Support employee engagement, training, and process improvements.
• Handle sensitive information with discretion.

Skills

HR experience

Attention to detail

Communication skills

Organizational skills

Customer service

Microsoft 365

HRIS

Benefits administration

Education

Bachelor's degree in HR or related field

Tools

Microsoft 365

Job description

Job description:

Human Resources Specialist, St. Louis, MO 63104

People have questions. You have answers-and an organized spreadsheet to back them up.

Sierra ITS is seeking a Human Resources Specialist who enjoys the variety of working in a smaller organization. If your experience includes helping employees, coordinating hiring, supporting benefits, and keeping HR records accurate, this opportunity lets you put those skills to work every day.

We're looking for someone with hands‑on HR experience in a small to mid‑size organization, where supporting several parts of the employee experience comes with the territory.

What you’ll do:

• Maintain employee records, update HRIS information, and prepare employment documents.
• Coordinate interviews, candidate communications, background checks, and offer letters.
• Help new employees get started through onboarding and orientation.
• Support benefits enrollment, answer employee questions, and reconcile benefits invoices.
• Prepare HR reports, maintain compliance records, and assist with audits.
• Support employee engagement, training, and process improvements.
• Handle sensitive information with discretion and sound judgment.

What you’ll bring:

• At least 2 3 years of progressively responsible HR or related administrative experience.
• Experience supporting a broad range of HR responsibilities within a small to midsize organization.
• A bachelor's degree in Human Resources, Business Administration, Organizational Development, or a related field.
• Working knowledge of HR practices and basic federal and state employment requirements.
• Proficiency with Microsoft 365, including Excel, Outlook, Word, and Teams.
• Strong communication, organization, attention to detail, and employee service skills.
• HRIS, benefits administration, and recruitment coordination experience preferred.
• SHRM-CP or PHR certification is a plus.

The details:

• Approximately three-month contract-to-hire opportunity.
• Monday Friday, 8 a.m. 5 p.m.
• Initially onsite in St. Louis for the first few months, followed by a hybrid schedule.
• Contract-to-Hire | $25/hour, conversion salary: $50,000 $55,000

Thanks,

Sierra ITS