HR & Office Manager

ADVANCED INFRASTRUCTURE DESIGN; Haines Corner (NJ); On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

401(k) matching

Dental insurance

Health insurance

Paid time off

Vision insurance

Job summary

Advanced Infrastructure Design, Inc. is seeking an experienced HR Leader to oversee full-cycle recruiting, onboarding, employee relations, and HR compliance. The onsite role is based in Hamilton, NJ, with a focus on building scalable processes and a high-quality employee experience.

The position requires 5–10 years in HR, strong communication, and the ability to partner with management across departments. You will manage benefits coordination, performance reviews, and HR reporting in a

Qualifications

• Minimum 5–10 years of HR experience in an HR generalist or business partner role.
• Experience with employee relations, performance management, and HR compliance.
• Strong organizational and time management skills with the ability to manage competing priorities.
• Excellent interpersonal and communication skills, with the ability to work across all levels.
• High level of discretion handling confidential information.
• Familiarity with HRIS and applicant tracking systems (ADP preferred).
• Advanced proficiency in Microsoft Office (Outlook, Word, Excel, PowerPoint).
• Knowledge of employment law (FLSA, FMLA, ADA, EEOC).
• SHRM Certification preferred.

Responsibilities

• Lead full-cycle recruiting, including sourcing, interview coordination, and partnering with hiring managers on selection decisions.
• Manage onboarding programs end-to-end, ensuring a consistent and high-quality new hire experience.
• Serve as a trusted resource to managers on employee relations, performance management, and conflict resolution.
• Administer HR programs including benefits coordination, compensation support, performance review cycles, and employee engagement initiatives.
• Ensure compliance with federal, state, and local employment laws (including FLSA, FMLA, ADA, EEOC).
• Maintain accurate, organized, and audit-ready employee records and HR documentation.

Skills

HR generalist experience

Employee relations

Performance management

HR compliance

Time management

Interpersonal communication

Discretion

Employment law knowledge

Tools

ADP

HRIS

Microsoft Office

Job description

Benefits

• 401(k) matching
• Dental insurance
• Health insurance
• Paid time off
• Vision insurance

Advanced Infrastructure Design, Inc. (AID) is a leading and rapidly growing consulting engineering firm. For over 25 years, AID has been at the forefront of assessing and evaluating our nation’s aging infrastructure. With an established and expanding presence in the Northeast and Mid-Atlantic regions, AID has cultivated a strong team of engineers and researchers. We offer professional services that directly assist in providing sustainable solutions to maintain and expand our infrastructure in a state of good repair.

AID is nationally recognized for its quality of work and expertise in:

• Non-destructive testing and evaluation (NDT/E) of highway, airfield, port, rail, and vertical infrastructure
• Pavement evaluation and design
• Pavement and asset management
• Unmanned Aircraft Systems (UAS) mapping
• Geotechnical design and subsurface investigation
• Subsurface and utility mapping
• Transportation materials testing & lab services
• Tunnel inspection
• Forensic studies
• Research on transportation infrastructure

Key Responsibilities

Human Resources Leadership

• Lead full-cycle recruiting, including sourcing, interview coordination, and partnering with hiring managers on selection decisions
• Manage onboarding programs end-to-end, ensuring a consistent and high-quality new hire experience
• Serve as a trusted resource to managers on employee relations matters, including performance management, coaching, and conflict resolution
• Administer HR programs including benefits coordination, compensation support, performance review cycles, and employee engagement initiatives
• Ensure compliance with federal, state, and local employment laws (including FLSA, FMLA, ADA, EEOC)
• Maintain accurate, organized, and audit-ready employee records and HR documentation

Office & Operations Management

• Oversee day-to-day office operations, facilities, and administrative functions to maintain a professional and efficient work environment
• Manage vendor relationships, service contracts, and office-related expenses with a focus on quality and cost control
• Serve as the primary point of contact for office and facility-related matters, ensuring timely resolution
• Maintain document management systems, templates, and shared files to ensure organization, accessibility, and compliance
• Analyze workflows and implement process improvements to enhance operational efficiency and consistency
• Prepare reports, presentations, and data analysis using ERP, HRIS, and other internal systems

Additional Responsibilities

• Support internal committees and employee engagement initiatives
• Promote a safe, organized, and well-maintained workplace environment
• Partner with leadership on special projects and evolving business needs

Knowledge, Skills, & Abilities Required

• Minimum of 5–10 years of progressive HR experience, including experience in an HR generalist or business partner capacity
• Demonstrated experience with employee relations, performance management, and HR compliance
• Strong organizational and time management skills with the ability to manage competing priorities
• Excellent interpersonal and communication skills, with the ability to work effectively across all levels of the organization
• High level of discretion and ability to handle sensitive and confidential information
• Familiarity with HRIS and applicant tracking systems (ADP experience a plus)
• Advanced proficiency in Microsoft Office products including Outlook, Word, Excel, and PowerPoint required
• Experience preparing reports, spreadsheets, and presentations for management
• Working knowledge of applicable employment law (FLSA, FMLA, ADA, EEOC) required
• SHRM Certification preferred

Work Environment & Schedule

This is a full-time, onsite position based in Hamilton, NJ. While flexibility may be available, the role requires a consistent in-office presence to effectively support both employees and operations.