HR Generalist

Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail‑served landfill in Ohio. IWS is committed to delivering high‑quality waste, recycling and environmental services, while prioritizing the safety of our employees, customers and communities. We cater to a diverse range of industrial, medical and commercial/residential customers.

Founded in 1998, IWS has grown over the years through acquisitions, many of which were family‑owned businesses that remain a part of our team today. We’re proud to combine the resources of a large company with the values and care of a family‑run business.

The HR Generalist is responsible for the day‑to‑day operations of the Human Resources function by providing expertise across key areas such as employee relations, recruitment, performance management, compliance, workforce planning, and HR administration. This role is a trusted advisor to employees and managers, ensuring HR programs are delivered effectively, consistently, and in alignment with organizational policies and goals.

• Serves as the first point of contact for employee inquiries, providing guidance on HR policies, procedures, and programs.
• Responsible for partnering with managers on employee relations issues, recommending corrective action, and ensuring compliance with legal and workplace policy requirements.
• Conduct and independently lead employee relations and ethics hotline investigations & gather statements, prepare findings, and recommend outcomes to leaders.
• Interpret HR policies and be familiar with employment laws as necessary to guide decision‑making.
• Partner with leaders to support workforce planning, staffing needs, and future talent strategies to fill open requisitions and develop succession planning.
• Manage compliance with federal, state, and local labor regulations, including documentation, record‑keeping, reporting, and policy alignment.
• Analyze HR metrics and trends and recommend improvements in workflow, retention, & performance.
• Support union environments by advising on contract interpretation, processing grievances, and ensuring compliance with bargaining agreements.
• Assist in development, revision, and implementation of HR policies, handbooks, and processes.
• Independently evaluate and resolve employee relations, benefits, and payroll matters, consulting with HR subject matter experts as necessary.
• Maintain and update employee‑facing HR materials, organizational charts, and policies.
• Complete employee transactions, ensuring that the HRIS system is up to date and remains accurate.
• Manage employee onboarding class schedule and process to ensure assimilation of new hires into IWS culture and administer orientation and onboarding.
• Manage field and annual compliance training.
• Participate in and provide ongoing support to HR initiatives and special projects based on the needs of the team and business.

• Bachelor's degree in Human Resources or related field.
• 2‑4 years of Human Resources or related experience required.
• Knowledge of labor law, compliance, and workforce best practices.
• Attention to detail and proactive problem‑solving skills.
• Strong analytical ability with skill in data‑driven decision‑making.
• Excellent written and verbal communication skills.
• Strong organizational and time management skills with the ability to multi‑task and prioritize in a fast‑paced environment.
• Must be proficient in MS Office (Outlook, MS Word, MS Excel, and MS PowerPoint, in particular).
• Bilingual Spanish Required.
• Union experience Required.
• Strong discretion and judgment when handling confidential employee matters.
• Ability to regularly travel within market region as needed.

Interstate Waste Services provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

USD $75,000.00/Yr (Minimum) — USD $95,000.00/Yr (Maximum).

This job description is intended to be an accurate representation of the general functions of the job, rather than exhaustive list of duties, responsibilities, or experience. Other duties may be assigned, requested, or required. Aspects of the job may be altered without notice.