Human Resources Assistant/Receptionist

Rincon Research Corp • Centennial, CO

1d • Onsite

About The Position

Rincon Research Corporation is seeking a Human Resources Assistant and Receptionist to support its Centennial facility. This dual role provides administrative support to the Human Resources team and manages the reception desk, including greeting visitors, customers, employees, and cleared personnel while following security and visitor-control procedures. The position requires discretion, strong organization, and protection of sensitive personnel and security information in a defense-industry environment.

The role supports HR administration, recruitment, onboarding, employee status changes, benefits inquiries, HRIS data integrity, employment verifications, compliance activities, employee engagement initiatives, internship programs, and career fairs. Reception and office duties include managing calls and calendars, coordinating meetings, ordering supplies and meals, distributing mail, shipping packages, and running errands as needed.

The position is based at the company’s Centennial, Colorado office. The stated schedule is 7:30 a.m. to 4:00 p.m., with some flexibility. RRC anticipates offering 40-hour weeks through approximately September 2027 while the current employee is on military deployment; after that employee returns, hours may be reduced to cover future absences. The position is described as casual and not benefit eligible.

Requirements

• Maintain a valid driver's license and qualify for Company auto insurance.
• High proficiency with Microsoft Office Suite, including Word, Excel, Outlook, and PowerPoint.
• Excellent written and verbal communication skills and a professional demeanor.
• Familiarity with high-security environments and ability to follow security protocols.
• At least 2 years of experience in administrative support; HR administrative experience is preferred.
• Ability to handle personally identifiable information and protect security data with absolute confidentiality.
• Ability to answer and use multi-line phone systems.
• Ability to multitask and effectively prioritize in a demanding environment.

Nice To Haves

• Degree in Human Resources or a related field.
• Prior exposure to an HRIS, preferably ADP Workforce Now, or an Applicant Tracking System (ATS).
• Experience in HR administrative support.

Responsibilities

• Provide administrative support to the Human Resources team.
• Greet visitors, customers, and employees and manage the Centennial reception desk.
• Maintain accurate and confidential employee information.
• Assist with new-hire onboarding, including preparing employee documentation and scheduling interviews and orientation.
• Support recruiting activities, including candidate sourcing, interviews, communications, recruiting events, and career fairs.
• Support employee status changes, including hires, transfers, benefits administration, and benefits inquiries.
• Maintain HRIS data and ensure its accuracy and integrity.
• Prepare employment verifications and HR-related correspondence.
• Monitor compliance with federal, state, and local employment laws and company policies.
• Assist with employee engagement initiatives, special projects, and events.
• Manage incoming phone calls using a multi-line phone system.
• Order office supplies and meals.
• Assist with internship programs.
• Distribute mail and ship packages.
• Use a personal or company vehicle, when available, to run errands to locations such as the Post Office, FedEx, and Costco as needed.
• Manage company calendars, organize meetings, take notes, and send announcements.
• Perform other duties as assigned.

Benefits

• The position is casual and not benefit eligible.
• The general benefits described by RRC include 100% employer-paid premiums for family medical and dental insurance, employee life insurance, and short- and long-term disability insurance.
• Flexible reimbursement spending accounts for medical expenses and dependent care.
• Immediate participation and vesting in the Employee Stock Ownership Plan (ESOP) and 401(k) Plan.
• Employer contributions to the ESOP.
• Employer matching contributions to the 401(k) Plan.
• Employer discretionary contributions to the 401(k) Plan.

What This Job Offers

• Career Level: Entry Level
• Education Level: No Education Listed