Office Manager - Dallas, Texas

Job Description

Job Description

Together We Build – Partnership, Innovation, Excellence, and Safety

At Kelso Industries, 3,500+ employees across 30 companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide. Join us to grow your career, make an impact, and be part of a team where innovation, excellence, and safety come first.

Recruiter Notice: We respectfully ask external recruiters and staffing agencies not to submit candidates. We only accept direct applications.

Mullins Mechanical is a leader in industrial and large commercial mechanical, plumbing, and HVAC construction projects across manufacturing facilities, automotive plants, chemical processing sites, data centers, warehouses, and other large industrial environments. As a self-performing specialty contractor, we deliver excellence in design-build solutions, process and utility piping, HVAC systems, plumbing, equipment installation and rigging, metal fabrication, plant maintenance, and relocation.

As our organization continues to grow, we are evolving our Human Resources function to better support scaling operations, talent development, and organizational culture. We are seeking an experienced and forward-thinking Human Resources Manager who will serve as a strategic business partner to leadership, provide guidance through complex employee matters, and lead the continued development of HR processes, people, and systems. This role will lead the HR team and play a critical role in shaping the employee experience, strengthening organizational capability, and supporting our leaders.

Key Responsibilities

Strategic HR Leadership

• Partner with executive and operational leadership to align HR programs, workforce planning, and talent strategies with business goals.
• Lead and develop the HR team, ensuring effectiveness, service delivery, and continued professional growth.
• Analyze HR metrics, turnover data, market trends, and workforce planning needs to drive decision-making and improvements.

Talent Development & Culture

• Build and manage scalable performance management, career development, mentorship, and leadership development programs.
• Foster a culture rooted in accountability, safety, teamwork, and professional growth.
• Oversee employee engagement strategies including recognition programs, communication practices, and organizational development initiatives.

Employee Relations

• Serve as the primary resource for complex employee relations issues, investigations, conflict resolution, disciplinary actions, and performance challenges.
• Provide coaching and HR advisory support to supervisors and management to build leadership capability.
• Ensure fair, consistent, and legally compliant employment practices across the organization.

Compliance & HR Operations

• Ensure compliance with all federal, state, and local employment laws including ADA, FMLA, FLSA, I-9, EEO, COBRA, USERRA, workers' compensation, and other regulatory requirements..
• Lead HRIS optimization, process improvement initiatives, and digitalization strategies to enhance efficiency.

Additional Oversight

• Support payroll and workers' compensation processes as needed.
• Oversee annual employee communications, open enrollment, policy updates, and employee-facing programs and events.

Qualifications:

• 5+ years of progressive HR experience, including people leadership and strategic partnership responsibilities; experience in construction, industrial, or manufacturing environment strongly preferred.
• Bachelor's degree in HR, Business Administration, or a related field required; advanced degree preferred.
• Fluent in Spanish for trainings, NEO, and ER cases and investigations - REQUIRED
• HR certification (PHR, SHRM-CP or above) strongly preferred.
• Demonstrated success building HR processes, systems, and programs in a growing or evolving organization.
• Strong expertise in employee relations, leadership coaching, organizational development, and compliance.
• Working knowledge of HRIS software; experience with ADP preferred.
• Excellent communication, influence, and relationship-building skills at all levels of the organization.
• Highly organized, action-oriented, and capable of balancing both strategy and execution.
• Ability to manage confidential information with sound judgment and professionalism.
• Occasional travel to job sites or regional offices as needed.

Work Location : Mullins Mechanical office located in Dallas, TX.

Salary: Compensation commensurate with experience.

Why Join Kelso Industries?

Join us and be part of a team dedicated to creating efficient, sustainable, and high-performance environments that make a lasting impact across the industrial, commercial, and institutional sectors.

Here you will experience:

Growth Opportunities: Develop new skills, take on exciting challenges, and advance your career in meaningful ways.

Company Culture: You'll thrive in an environment that supports your growth, values your contributions, and makes work fulfilling and enjoyable.

Impact: Your work directly contributes to meaningful outcomes, allowing you to see the difference you make and feel a sense of purpose every day.

Competitive Compensation & Benefits: You'll be rewarded fairly for your contributions while enjoying perks that enhance your financial security, health, and overall well-being.

Kelso Industries celebrates diversity and is committed to creating an inclusive environment for all employees. We do not discriminate in any aspect of employment based on race, color, religion, national origin, ancestry, gender, sexual orientation, gender identity and/or expression, age, veteran status, disability, or any other characteristic protected by federal, state, or local employment discrimination laws where Kelso does business