Senior Human Resources Manager

Pdm Llc; Houston (TX); Hybrid; USD 110,000 - 150,000; Full time

Benefits offered by this job

Full benefits package

401(k) match

PTO and parental leave

Job summary

Power & Data Management (PDM) in Houston is seeking a hands-on Senior HR Manager to lead HR operations for the site and drive strategic projects with the VP of HR. This role focuses on building scalable processes as the company scales.

You will oversee payroll, benefits, ADP HRIS, recruiting coordination, performance management, onboarding, and policy development across U.S. sites, with occasional China coordination.

Qualifications

• Bachelor's degree in HR, Business Administration, or related field.
• 7+ years of progressive HR experience including generalist and operations roles.
• Hands-on payroll processing and benefits administration, including open enrollment.
• Working proficiency in ADP and an applicant tracking system.
• Experience coordinating recruiting across multiple managers and external agencies.
• Experience supporting performance review cycles.
• Solid knowledge of federal and Texas employment law and HR compliance.
• Strong organizational skills and ability to multitask with discretion.

Responsibilities

• Lead on-site HR leadership for the Houston plant and be the first point of contact for employees and managers.
• Partner with Plant GM and site leaders on workforce planning and staffing.
• Ensure site compliance with federal, state, and company policies (I-9s, postings, records).
• Oversee payroll processing and benefits administration, including open enrollment.
• Own ADP HRIS data integrity and reporting; drive system improvements.
• Coordinate recruiting with external agencies and internal teams; manage ATS pipelines.
• Guide performance management processes and employee relations matters.
• Oversee onboarding and offboarding processes for new hires at the Houston site.

Skills

HR Operations

Payroll

Benefits Admin

ADP

ATS

Performance Mgmt

Compliance

Education

Bachelor's in HR/Business

Tools

ADP TotalSource

Applicant Tracking System

Job description

Location: Houston, Texas (Hybrid / on-site at the PDM Houston plant)

Travel: Up to 10%

Compensation: Competitive Base salary + performance-based bonus

Reports to: Vice President, Human Resources

About Power & Data Management (PDM)

Power & Data Management (PDM) is a critical power infrastructure company helping customers bring capacity online faster acrosshyperscale data centers, utilities, renewable energy, EPCs, manufacturing, and other mission-critical markets. Through engineering expertise, strategic manufacturing partnerships, and disciplined project execution, PDM delivers utility-grade transformers, circuit breakers, solid-state transformers, and other power infrastructure solutions that enable reliable, scalable growth.

At PDM, we believe speed and quality should never be a tradeoff. Our team combines deep engineering expertise with a relentless focus on execution to help customers reduce project risk and accelerate energization. From concept through commissioning, we partner with customers every step of the way to deliver the critical infrastructure that powers what's next.

This is an exciting time to join PDM.As one of the fastest-growing companies in the critical power infrastructure industry, we're building a high-performing team driven by innovation, collaboration, and a shared commitment to solving some of the industry’s most complex power challenges. If you're looking for the opportunity to make an impact, help shape the future of a growing organization, and work alongside talented people who are passionate about what they do, we'd love to hear from you.

Built for Speed. Powered by Innovation. Engineered for Certainty.

The Role

PDM is hiring a hands-on Senior Human Resources Manager who will lead HR operations for the Houston site and lead special HR projects alongside the Vice President, Human Resources. Focused on building the processes a scaling organization needs, this is a rare chance to help build an HR function from the ground floor.

Key Responsibilities

Houston Site HR Leadership

• Serve as the on-site HR leader for the Houston plant and first point of contact for employees and managers
• Partner with the Plant General Manager and site leaders on workforce planning, staffing, and day-to-day people matters
• Ensure site compliance with federal, Texas, and PDM policy requirements, including postings, I-9s, and personnel records

Payroll and Benefits Administration

• Process and audit payroll accurately and on time in partnership with ADP TotalSource
• Administer employee benefits, including leaves, life events, and terminations, and serve as the go-to resource for benefits questions
• Lead annual open enrollment end to end: communications, employee support, and system accuracy
• Support the annual benefits renewal and manage HR vendor contracts, renewals, and service levels

HRIS Operations (ADP)

• Own data integrity and transaction processing in ADP, including new hires, changes, and separations
• Build and maintain HR reporting and recommend process and system improvements as PDM scales

Talent Acquisition Coordination

• Serve as the primary liaison with PDM's external recruiting and staffing partners
• Schedule and coordinate interviews across hiring teams and locations
• Collect and consolidate interviewer feedback to keep hiring decisions moving
• Take point on the applicant tracking system: requisitions, candidate pipelines, and recruiting data

Performance Management and Employee Relations

• Coach employees and managers on performance, development, and employee relations matters
• Coordinate the annual performance review cycle, including timelines, manager readiness, and completion
• Investigate and help resolve employee relations concerns, escalating as appropriate

Onboarding and Offboarding

• Deliver a consistent, welcoming onboarding experience from offer acceptance through the first 90 days for new hires at the Houston plant
• Coordinate offboarding, including exit documentation and system updates

HR Programs and Process Excellence

• Help design, document, and roll out HR policies, SOPs, and programs
• Support HR initiatives across PDM's U.S. locations, with occasional coordination for China operations

The Candidate

The ideal candidate is an experienced, execution-focused HR professional who thrives in a fast-moving, build-it-as-you-go environment.

Required

• Bachelor’s degree in Human Resources Management, Business Administration, or a related field
• 7+ years of progressive HR experience, including generalist and HR operations responsibilities
• Hands-on experience processing payroll and administering benefits, including open enrollment
• Working proficiency in ADP (Workforce Now or TotalSource) and an applicant tracking system
• Experience coordinating recruiting across multiple hiring managers and external agencies
• Experience supporting performance review cycles
• Sound knowledge of federal and Texas employment law and HR compliance
• Exceptional organization, discretion, and follow-through; able to manage many priorities with accuracy
• Polished communicator who builds trust with plant employees and senior leaders alike

Preferred

• HR experience in manufacturing, industrial, or energy environments, ideally supporting hourly and salaried workforces
• Experience standing up HR for a new site or in a high-growth or startup company
• Experience working within a PEO model
• SHRM-CP/SCP or PHR/SPHR certification

Why Join PDM

• Competitive Base salary + performance-based bonus
• Full benefits package (Health, Dental, Vision, 401(k) match, PTO, parental leave)
• Be a key player in high-growth sectors, like data infrastructure and energy transition
• Work within a collaborative, entrepreneurial culture with strong cross-functional support
• Shape the go-to-market strategy in your vertical and make an industry-wide impact

Equal Opportunity Employer

At PDM, we believe our greatest strength is our people. We're committed to fostering an inclusive workplace where diverse perspectives, experiences, and ideas drive innovation. PDM is proud to be an Equal Opportunity Employer and considers all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other status protected by applicable law.