PLUMBING SHOP ASSISTANT SUPERVISOR - $24.25-$33.65/HR

SI Staffing, Inc.; Baltimore (MD); On-site; USD 50,000 - 70,000; Full time

Job summary

SI Staffing, Inc. seeks a Plumbing Shop Assistant Supervisor in Baltimore, MD, to lead the plumbing shop, coordinate staff, review work orders, and ensure safe, compliant maintenance and installation activities.

This role reports to the Shop Supervisor and requires a Journeyman license in related trades and supervisory experience. Responsibilities include coordinating with contractors, developing training materials, and monitoring CMMS data (Maximo) to improve productivity and quality.

Qualifications

• High school diploma or equivalent required.
• Journeyman license in HVAC, plumbing, or electrical trades preferred.
• 6+ years in the trade with 2+ years in supervisory role.
• Experience coordinating communication between management and staff.
• Proficiency with CMMS and preparing reports.

Responsibilities

• Lead daily shop operations and coordinate staff activities.
• Monitor work orders and ensure safety, quality, and compliance.
• Provide technical guidance and coaching to employees.
• Assist with recruiting, onboarding, and training new staff.
• Develop training materials and conduct training sessions.
• Track performance metrics and CMMS data.

Skills

Leadership

Communication

Team coordination

Problem solving

Education

High school diploma or equivalent

Tools

CMMS Maximo

Microsoft Office

Job description

PLUMBING SHOP ASSISTANT SUPERVISOR - $24.25-$33.65/HR

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Plumbing Shop Assistant Supervisor

Location: Baltimore, Maryland
Department: Building Operations and Maintenance
Employment Type: Full-Time
Work Schedule: Monday–Friday
Work Arrangement: On-site
FLSA Classification: Exempt
Requisition ID: 120006
Salary Range:$50,440 - $ 70,000 annually, commensurate with experience

Job Summary

The Plumbing Shop Assistant Supervisor supports the daily operations of the plumbing shop by coordinating staff activities, monitoring work orders, providing technical guidance, and assisting with employee training and performance management. Reporting to the Shop Supervisor or other designated management personnel, this position helps ensure that plumbing maintenance, repair, and installation activities are completed safely, efficiently, and in accordance with established standards and procedures. The Assistant Supervisor provides operational leadership in the Supervisor's absence, coordinates work assignments and schedules, monitors team productivity, and assists with administrative responsibilities. The position also supports quality assurance, workforce development, and effective communication between management and staff.

Essential Duties and Responsibilities

• Serve as a liaison between the Shop Supervisor, management, and shop employees to facilitate communication, coordination, and efficient workflow.
• Provide direction and operational support to staff when the Supervisor is off-site or otherwise unavailable.
• Monitor daily shop operations and help ensure work is completed safely, efficiently, and in accordance with established procedures and applicable codes.
• Inspect contracted plumbing work as needed to verify quality, completeness, and compliance with project requirements.
• Review work orders before and after completion to confirm scope, accuracy, documentation, and completion status.
• Provide technical guidance, coaching, mentoring, and hands-on support to employees.
• Assist with recruiting, onboarding, and training new employees.
• Develop training materials and coordinate or deliver training sessions, workshops, and other professional development activities.
• Monitor individual and team performance metrics through a computerized maintenance management system (CMMS), such as Maximo.
• Track completed, pending, and outstanding work orders and communicate status updates, delays, and operational concerns to the Supervisor.
• Identify productivity issues and recommend corrective actions or process improvements.
• Prepare and coordinate staff work schedules and assignments based on operational priorities and workload requirements.
• Assist with administrative duties, recordkeeping, reporting, and other operational tasks as assigned.
• Attend staff meetings, project planning sessions, technical training, and other meetings related to shop operations.
• Support coordination with contractors, other skilled trades, and relevant departments to facilitate maintenance and repair activities.
• Help maintain compliance with applicable safety regulations, occupational health requirements, and established workplace procedures.
• Respond to emergency service needs outside normal working hours, including evenings, weekends, and holidays, as required.

Minimum Qualifications

• High school diploma or equivalent.
• Valid Journeyman license in HVAC, plumbing, or electrical trades.
• Six years of relevant experience in the applicable trade, including at least two years in a supervisory, team lead, or comparable leadership role.
• Experience coordinating communication between management and employees.
• Demonstrated ability to motivate employees, promote teamwork, and support staff development.
• Experience monitoring, tracking, and reporting work orders and job performance metrics.
• Proficiency with Microsoft Office applications, including word processing and spreadsheet software.
• Valid driver's license.

Additional education may substitute for required experience, and additional related experience may substitute for education beyond a high school diploma or equivalent, where permitted by applicable equivalency guidelines.

Preferred Qualifications

• Relevant trade certifications or an additional professional license.
• Experience supervising or coordinating plumbing maintenance, repair, and installation operations.
• Familiarity with computerized maintenance management systems (CMMS), including Maximo or similar platforms.
• Knowledge of energy management systems.
• Experience reviewing work orders, coordinating contractor activities, preparing material estimates, and managing maintenance schedules.
• Experience reading blueprints, technical drawings, and construction documents.

Knowledge, Skills, and Abilities

• Comprehensive knowledge of the methods, materials, tools, and equipment used to install, repair, and maintain plumbing systems and related building infrastructure.
• Strong understanding of occupational hazards, workplace safety practices, and appropriate preventive measures.
• Ability to estimate labor and material requirements and coordinate the ordering of supplies for maintenance and repair work.
• Ability to exercise independent judgment in evaluating operating conditions, prioritizing assignments, and resolving routine operational issues.
• Ability to plan, organize, assign, supervise, and inspect employees' work.
• Strong leadership, communication, interpersonal, and conflict-resolution skills.
• Ability to establish and maintain effective working relationships with employees, supervisors, contractors, and other stakeholders.
• Proficiency in tracking work orders, evaluating performance metrics, preparing reports, and maintaining accurate operational records.
• Ability to interpret blueprints and technical drawings and work effectively in construction, maintenance, and facilities environments.
• Ability to organize competing priorities, meet deadlines, and respond effectively to urgent operational needs.

Physical Requirements

• Frequent standing, walking, moving, climbing, carrying, bending, kneeling, crawling, reaching, handling, pushing, and pulling may be required.
• Ability to lift and move materials, tools, and equipment weighing up to 75 pounds.
• Ability to work in maintenance, mechanical, and construction environments as needed.
• Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions of the position.

Work Schedule and Emergency Response

This is a full-time, on-site position with a regular Monday–Friday schedule. Availability to respond to emergency service needs outside normal working hours, including 24-hour emergency coverage as required, is essential.

Position Information

• Classified Title: HVAC Assistant Shop Supervisor
• Working Title: Plumbing Shop Assistant Supervisor
• Role/Level/Range: ATO 40/E/03/OG
• Employment Status: Full-Time
• FLSA Status: Exempt
• Department: Building Operations and Maintenance
• Work Location: Baltimore, Maryland

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