Human Resources Business Partner

Amentum•Fort Huachuca, AZ

78d•$65,000 - $75,000•Onsite

About The Position

Amentum is seeking a Human Resources Business Partner to support the Modernization business line. The HRBP will provide timely, effective HR services and serve as a strategic partner to Program Managers and leadership within Mission Readiness & Modernization portfolio. This role is based in Sierra Vista, AZ to ensure consistent on‑site support.

Requirements

5+ years of hands‑on human resources experience.
Experience providing HR leadership to a diverse workforce.
Knowledge of HR disciplines, including recruiting, talent management, benefits, compensation, employee relations, training, and performance management.
Strong knowledge of federal and state employment laws.
Strong written communication, organizational skills, and attention to detail.
Proficiency in Microsoft Office and ability to learn new systems quickly.
Ability to obtain and maintain a Secret clearance (Note: U.S. Citizenship is required to obtain a clearance).

Nice To Haves

PHR or SHRM‑CP certification.
Experience with Deltek Costpoint and Workday HRIS.
Prior experience in government contracting.
Active Secret clearance.

Responsibilities

Partner with Program Managers and leaders to foster an inclusive, high‑performance culture and support workforce development.
Implement HR policies and best practices, drive organizational change, and serve as an advocate for business needs.
Collaborate with Talent Acquisition and Operations to assess staffing needs and ensure an efficient onboarding process.
Advise managers and employees on performance management, employee relations, communications, training, and interpretation of employment laws and company policies.
Provide on‑site guidance and recommend actions to strengthen employee engagement and address workforce concerns.
Maintain a thorough understanding of employment laws to minimize risk and ensure compliance.
Conduct stay and exit interviews and identify trends to support retention strategies.
Assess training needs and deliver or coordinate non‑operational training.
Lead group presentations on company policies, processes, and recurring programs such as orientation and benefits enrollment.
Support program start‑up activities, including communications, briefings, onboarding, coordination with leadership and functional teams, and related system setup.
Operate with minimal supervision and build strong relationships across all levels of the organization. Demonstrate effective communication, collaboration, facilitation, analytical ability, and sound judgment.
Proactively research labor laws and regulations and recommend appropriate actions.
Demonstrate adaptability, comfort with ambiguity, and the ability to lead and manage organizational change.