PURPOSE AND SCOPE

The Human Resources Generalist functions as a vital, autonomous human resource partner within Amentum's Corporate Human Resources Department, specifically assigned to provide dedicated, high-level operational support to the Facilities Operations & Maintenance (O&M;) and asset infrastructure programs at the Joint Defence Facility Pine Gap. Operating within a highly complex, dual-jurisdiction matrix environment (Australia and the United States), this role delivers comprehensive, professional human resources advice, casework management, and program administration.

The HR Generalist moves beyond basic workflow processing to independently execute Employee Relations (ER) triage, policy application, and management coaching for program leadership. By overseeing personnel data systems, auditing contract variabilities, and actively advising contract directors on local labor-management strategies, this position directly secures program-wide continuity of business and insulates critical defense infrastructure operations from organizational or industrial risk.

REPORTING RELATIONSHIPS

This position reports to an HR Manager or Deputy Manager for work task guidance, prioritization, mentoring, and professional development needs.

WORK SCHEDULE

Day shift – 5 days per week, 8 hours per day (Contracted 40 hours per week) as standard to align with business and workforce needs. This professional position requires autonomous time-management, with flexible working hours expected to resolve complex employee relations actions or fulfill strategic program milestones.

ESSENTIAL RESPONSIBILITIES

- Employee and Industrial Relations Management: Provide professional,



front-line advice and coaching to team supervisors and managers regarding policy interpretation, basic entitlements, performance improvement plans, and employee grievances. Assist program leadership with localized industrial relations planning, information tracking, and business continuity strategy tied to Enterprise Agreement (EA) renewal cycles.

- HR Workflow Oversight: Manage and optimize end-to-end personnel actions, complex mobilization/demobilization workflows, structural contract variations, and compliance-driven onboarding pipelines utilizing Workday and specialized corporate database tools.

- Dual Jurisdiction Compensation Audits: Overlook the execution and local compliance of benefits tracking systems for US expatriate/TDY personnel and superannuation-choice alignments for Australian employees, auditing files to identify and correct data variances.

- Data Integrity & Audit Ownership: Act as the primary local compliance owner for all AU and US HRIS and payroll-adjacent data entry fields. Ensure absolute file readiness and data accuracy to satisfy strict company policy, statutory workplace laws, and rigorous government defense audit frameworks.

- Process Improvement & Policy Customization: Evaluate, design, and update local HR standard operating procedures (SOPs), onboarding packages,



and localized workplace policies to ensure explicit alignment with evolving regional legislation and site operational changes.

- Records Security & Confidentiality: Maintain total operational security and absolute discretion when handling, reviewing, and archiving highly sensitive personnel, commercial-in-confidence documentation, or labor relations strategy files.

- Safety & Compliance Leadership: Actively promote Amentum’s corporate safety culture and drug-free workplace standards, ensuring all workforce practices comply fully with environmental and Workplace Health and Safety (WHS) codes.

KNOWLEDGE, SKILLS, AND ABILITIES

Minimum Essential

- Experience: Minimum 2–4+ years of professional experience in human resources administration, generalist operations, or an advisory-level corporate support role.

- Systems Expertise: Proven, hands-on experience utilizing Workday or an equivalent enterprise-tier HRIS software platform to process and audit multi-layered workflows.

- Communication & Discretion : Exceptional verbal and written communication skills with intermediate-toadvanced capability in SharePoint and the Microsoft Office Suite. Demonstrated ability to negotiate sensitive conversations, maintain executive confidentiality, and present technical policy details clearly to diverse stakeholders.

- Autonomy & Analytical Skills: Advanced problem-solving, independent decision-making, and critical thinking capabilities, with a proven track record of working with limited direct supervision.

- Education: Certificate IV in Human Resources (or a closely related Business/Corporate discipline); a relevant bachelor’s degree or Higher Education Diploma is strongly

📌 Human Resources Generalist (Alice Springs)
🏢 Amentum
📍 Alice Springs