Senior Human Resources Generalist

Mariani Enterprises, LLC; Green Oaks (IL); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

401(k) plan with company match

Medical insurance

Dental insurance

Vision insurance

FSA/HSA

Paid time Off

Tuition Reimbursement (after one year)

Job summary

Mariani Enterprises LLC is seeking a Human Resources Generalist to serve as a trusted, hands-on HR partner across the organization. This role owns onboarding, employee relations, performance management, compliance, and HR administration while mentoring junior staff.

You will lead HR initiatives from concept through execution, guide managers on workforce planning, ensure compliance with employment laws, and drive data-driven improvements using HRIS (Workday).

Qualifications

• Bachelor's degree in Human Resources, Business Administration, or a related field, or equivalent experience.
• 5-8+ years of progressive experience in a generalist HR role, including experience leading projects or mentoring others.
• Bilingual in English and Spanish strongly preferred.
• Advanced proficiency in HRIS systems; Workday experience strongly preferred.
• Deep working knowledge of federal, state, and local employment law and HR best practices.
• Demonstrated experience independently leading employee relations investigations and sensitive casework.
• Excellent judgment and discretion in handling highly confidential and sensitive information.
• Strong project management, coaching, and influencing skills, with the ability to advise managers and leadership.
• Excellent organizational, communication, and interpersonal skills.

Responsibilities

• Own end-to-end HR operations, including onboarding, offboarding, and employee record maintenance, and provide guidance to HR Coordinators/Generalists supporting these processes.
• Serve as an escalation point for employee inquiries and manager questions regarding HR policies, benefits, and procedures, resolving complex or ambiguous situations independently.
• Design and lead new hire orientation programs, ensuring consistency, compliance, and a strong first-week experience.
• Own data integrity within the HRIS (Workday), including auditing records, troubleshooting issues, and leading system optimization or process-improvement projects.
• Independently lead employee relations matters, including sensitive investigations, documentation, and resolution recommendations, escalating only the most significant matters to leadership.
• Lead the design and execution of performance review cycles; coach and train managers on goal-setting, calibration, and delivering effective feedback.
• Shape training and development strategy — identify skill gaps, design or source programming, and track effectiveness and participation.
• Lead employee engagement and culture-building initiatives, including planning, budget input, and measuring impact.
• Monitor and ensure organization-wide compliance with federal, state, and local employment law; proactively identify policy gaps and lead updates to company policy.
• Own HR reporting and analytics (turnover, headcount, training completion, and related metrics), translating data into actionable recommendations for leadership.
• Lead cross-functional HR projects aimed at improving processes and the employee experience, from scoping through implementation.
• Mentor and provide day-to-day guidance to HR Coordinators or less experienced Generalists.
• Act as a trusted advisor to department managers on workforce planning, organizational structure, and people-related decisions.

Skills

HR generalist experience

Project management

Coaching

Influencing

Bilingual English/Spanish

Education

Bachelor's degree in HR or related field

Tools

Workday

Job description

Work With The Best We are building the premier outdoor living company in the country by creating a “family of family companies” across the nation. Now you can build your landscaping career with the best, working in one of our many company locations nationwide. Learn from the top experts in the field and work on some of the country’s largest and most complex landscape projects. Take advantage of opportunities to share and exchange best practices across our network. The opportunities are endless.

POSITION SUMMARY

Mariani Landscape is seeking a Human Resources Generalist to serve as a trusted, hands-on HR partner across the organization. This role owns the full scope of HR generalist functions onboarding, employee relations, performance management, compliance, and HR administration while also taking on greater ownership of process design, complex casework, and mentorship of junior HR staff. The HR Generalist operates with a high degree of independent judgment, partners directly with people managers and leadership on workforce matters, and is often the escalation point for sensitive or complex employee relations issues. This role requires strong organizational skills, sound judgment, discretion, and the ability to lead HR initiatives from concept through execution.

JOB DUTIES AND RESPONSIBILITIES

• Own end-to-end HR operations, including onboarding, offboarding, and employee record maintenance, and provide guidance to HR Coordinators/Generalists supporting these processes.
• Serve as an escalation point for employee inquiries and manager questions regarding HR policies, benefits, and procedures, resolving complex or ambiguous situations independently.
• Design and lead new hire orientation programs, ensuring consistency, compliance, and a strong first-week experience.
• Own data integrity within the HRIS (Workday), including auditing records, troubleshooting issues, and leading system optimization or process-improvement projects.
• Independently lead employee relations matters, including sensitive investigations, documentation, and resolution recommendations, escalating only the most significant matters to leadership.
• Lead the design and execution of performance review cycles; coach and train managers on goal-setting, calibration, and delivering effective feedback.
• Shape training and development strategy — identify skill gaps, design or source programming, and track effectiveness and participation.
• Lead employee engagement and culture-building initiatives, including planning, budget input, and measuring impact.
• Monitor and ensure organization-wide compliance with federal, state, and local employment law; proactively identify policy gaps and lead updates to company policy.
• Own HR reporting and analytics (turnover, headcount, training completion, and related metrics), translating data into actionable recommendations for leadership.
• Lead cross-functional HR projects aimed at improving processes and the employee experience, from scoping through implementation.
• Mentor and provide day-to-day guidance to HR Coordinators or less experienced Generalists.
• Act as a trusted advisor to department managers on workforce planning, organizational structure, and people-related decisions.
• Manage multiple concurrent priorities and competing deadlines with minimal oversight.
• Work independently and collaboratively across cross-functional and leadership teams.

QUALIFICATIONS

• Bachelor's degree in Human Resources, Business Administration, or a related field, or equivalent experience.
• 5-8+ years of progressive experience in a generalist HR role, including experience leading projects or mentoring others.
• Bilingual in English and Spanish strongly preferred.
• Advanced proficiency in HRIS systems; Workday experience strongly preferred.
• Deep working knowledge of federal, state, and local employment law and HR best practices.
• Demonstrated experience independently leading employee relations investigations and sensitive casework.
• Excellent judgment and discretion in handling highly confidential and sensitive information.
• Strong project management, coaching, and influencing skills, with the ability to advise managers and leadership.
• Excellent organizational, communication, and interpersonal skills.

THE PERKS

• 401(k) plan with company match
• Medical insurance
• Dental insurance
• Vision insurance
• FSA/HSA
• PerkSpot
• Long-Term Disability and Life Insurance
• Paid time Off
• Tuition Reimbursement (after one year of service)
• Pay Transparency

Mariani Enterprises LLC is committed to pay transparency and equity among all employees and provides employees with an environment where pay transparency and dialogue on compensation are allowed. Mariani Enterprises LLC complies with Equal Employment Opportunity laws as well as federal, state, and local laws on compensation, pay transparency, and pay equity.

POSITION RANGE

$90,000 - $110,000

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Mariani Enterprises, LLC is proud to be an equal opportunity employer and does not discriminate in employment with regard to race, color, religion, national origin, citizenship status, ancestry, age, sex (including sexual harassment), sexual orientation, marital status, physical or mental disability, military status or unfavorable discharge from military service or any other characteristic protected by law.

Frank Mariani had a vision. As the leader of one of the nation’s largest and most respected landscaping companies, he had come across many like-minded businesses in his travels. These companies shared similar ambitions, values and challenges. He asked himself if it would be possible to create the ultimate industry peer group to help each of these companies become even better at servicing clients, creating opportunities for their associates and building a more secure future for all. Thus, the Mariani Premier Group was born.