Plant Mechanic I/II
Fairfax Water
Under close supervision of the Supervisor, Plant Maintenance, or an experienced plant mechanic, performs a variety of semi-skilled corrective and preventive industrial mechanical maintenance work in the maintenance, repair and operation of specialized equipment in a water treatment plant. Maintains treatment plant building and grounds. This position is considered essential personnel by Fairfax Water.
- Performs a variety of semi-skilled maintenance tasks by:
- Assisting higher-level plant mechanics in maintaining, repairing, troubleshooting, installing, modifying, overhauling and assembling plant processing equipment to include pumps, flocculation equipment, mixers, speed reducers, gear boxes, chain and belt drives, chemical feed systems, valve actuators and other equipment.
- Assisting with plumbing, pipefitting, and welding tasks and performing general maintenance and repair work on building structures and grounds utilizing hand and power tools.
- Assisting in preventive and condition-based maintenance tasks to include inspecting and lubricating plant equipment and machinery in accordance with the maintenance schedule.
- Handling, transporting and removing hazardous materials according to proper safety procedures.
- Supporting operations, electrical, HVAC and Instrumentation departments as required.
- Providing information as required to complete computerized records of work required, work performed, materials used and costs, in a detailed and timely manner.
- Maintains grounds and maintenance facilities by:
- Removing snow and other grounds related clean up tasks when necessary.
- Performing custodial functions as required in assigned work areas.
- Assisting in keeping maintenance vehicles, tools, equipment, and assigned work areas clean and orderly.
- Assisting in minor maintenance to vehicles.
- Operating various equipment and machinery to include backhoes, forklifts, dump trucks, hand and power tools, snow plows, snow blowers, gauges and safety equipment.
- Performs other duties as assigned or required.
- Graduation from high school or GED and a minimum of one-year related mechanical maintenance experience in to include but not limited to:
- Pump maintenance and repair
- Mechanical maintenance and repair (engine, generator, automotive, building systems, etc.)
- Plumbing installation and repair
In lieu of mechanical maintenance experience, candidates with:
- 2-years of high school Career and Technical Education in Automotive Technology or HVAC or
- 1-year Certificate in a Science, Technology, Engineering or Math (STEM) discipline may be considered.
- Aptitude for performing general mechanical tasks.
- Knowledge of the methods, materials, tools and equipment used in plant maintenance.
- Familiarity with occupational hazards, accident prevention techniques, and personal protective equipment associated with mechanical work and hazardous chemicals.
- Ability to perform basic mathematical calculations and use precision measuring devices.
- Ability to follow oral and written instructions.
- Ability to read, understand and follow manufacturers service repair manuals and materials safety data sheet.
- Ability to operate heavy construction machinery and hand and power tools in a skillful and safe manner.
- Ability to establish and maintain effective working relationships with co-workers, supervisors, contractors and the general public
- Must pass a controlled substance (drug) test for employment. This position is also subject to random testing after hire.
- Possession of a valid driver's license and good driving record. Possession of or ability to obtain a Commercial Drivers License, as required.
- Completion of a Coast Guard approved boating safety course within one year.
- Ability to work overtime and standby as required and to perform work at other Fairfax Water facilities other than the principal location.
- Ability to work unscheduled hours during emergency and/or unusual situations (24-hours/7 days a week).
- Willingness to learn and perform skilled mechanical tasks up to and including those of a Plant Mechanic II performance level as a means of increasing knowledge of the mechanical trade and developing the necessary skills required for advancement.
- Must pass a respiratory physical for respirator and self-contained breathing apparatus use and a respiratory fit test. Must maintain personal grooming standards for effective use of the equipment.
- Working conditions may include - Exposure to noise, odors, heat, cold, dust, fumes, vapors or mist, hazardous materials and conditions.
Graduation from high school or GED and a minimum of one-year related mechanical maintenance experience or mechanical maintenance experience, with 2-years of high school Career and Technical Education in Automotive Technology or HVAC, or 1-year Certificate in a Science, Technology, Engineering or Math (STEM) discipline may be considered. To Qualify at the Plant Mechanic II position you much have the following:
Graduation from high school or GED with minimum two years working as a Plant Mechanic I in a water or wastewater treatment plant environment or any equivalent combination of education, industrial mechanical maintenance experience and knowledge.
- Ability to lift up to 75 pounds.
- Ability to perform manual physical labor that may include long periods of standing, bending, twisting, stooping and climbing.
- Ability to work in confined spaces and work at height.
- Ability to climb ladders, steps, and scaffolding.
- Ability to wear a respirator.
Compensation details: 49432.86-80683.41 Yearly Salary
PI4186ebe142c5-26289-40501314
$115k - $140k
...Description: MaxCyte is seeking a Senior Mechanical Engineer I/II to develop innovative single-use fluid control assemblies and supporting instrumentation for next-generation life sciences technologies. In this role, you will define and lead the mechanical design strategy...Suggested- ...expertise that connect and protect assets across the Earth-Moon system. Who We’re Looking For Quantum Space is seeking a Mechanical Engineer II to contribute to the development of flight hardware across our Spacecraft Programs. This role is intended for an engineer who...SuggestedPermanent employment
$90k - $150k
...community where your expertise fuels innovation, your ideas drive progress, and your work helps shape a brighter future. As a Mechanical Engineer II in our Washington, D.C. office, you will help us empower our clients to achieve energy‑efficient building solutions, save...SuggestedWork at officeFlexible hours- A leading aerospace company located in Rockville, Maryland, seeks a Mechanical Engineer II to drive the design of components and subassemblies for flight hardware. The ideal candidate will have a BS or MS in Mechanical Engineering and 2-5 years of experience. Proficiency...Suggested
$90k - $150k
Join Affiliated Engineers, Inc. as a Mechanical Engineer II in Rockville, Maryland, where you’ll develop energy-efficient building solutions and design HVAC systems for technically sophisticated facilities. With a strong focus on collaboration and innovation, you’ll benefit...SuggestedFlexible hours- ...repairs and installation of assigned HVAC and Refrigeration equipment and controls, chilled water systems, boilers, and various other mechanical, electrical and building systems in accordance with client expectations and requests. Pay: 43.00 - 55.00/hr. The pay listed is...Hourly payFull timeLocal area
$25.37 - $27.28 per hour
...two more of the following categories and basic skills in the remaining categories: air conditioning and refrigeration, electrical, mechanical, plumbing, pneumatic/electronic systems and controls, carpentry and finish skills, kitchen equipment, vehicles, energy...Hourly payFull timeWork experience placementRemote workShift work$58k - $74k
Service Experts is seeking an HVAC technician in Gaithersburg, MD. This role requires performing service and maintenance on residential and light commercial HVAC systems. Candidates should have a high school diploma, 2+ years of HVAC experience, and relevant certifications...$59.1k - $87.9k
...Mechanic II, HVAC Position Summary: Preform maintenance and repair activities on all building HVAC infrastructure and supporting equipment. This position requires a demonstrated knowledge of key components of pneumatic control systems which include but are not limited...Temporary workFor contractorsWork at officeFlexible hours$31 - $34 per hour
...Lead Plant Mechanic Requisition ID: 15792 Location: Rockville, MD, US, 20850 Pay Type: Hourly Position type: Full-time / Hourly Estimated Wage Range $31.00 - $34.00/Hourly COMPANY OVERVIEW Amrize is building North America. From bridges and railways...Hourly payFull timeWork experience placementLocal areaImmediate startFlexible hoursShift workNight shiftAfternoon shift- ...What It Takes ~ Hands-on friction stir welding experience (required) ~3+ years of relevant experience for Propulsion Technician II ~7+ years of relevant experience for Propulsion Technician III ~ Relevant Experience: ~ Friction Stir Welding ~ TIG...RelocationNight shiftAfternoon shift
- ...enjoy an empowered, challenging, fulfilling, and financially rewarding workplace! Why we need you: The Maintenance Technician II is responsible for efficiently performing all necessary maintenance for the apartment community and to the Maintenance Supervisor...Full timeTemporary workFlexible hours
$24.18 - $27.04 per hour
...develop your skills, and be part of something bigger. Come build your future with us! About the Role As a Maintenance Technician II, you will play a crucial role in ensuring the smooth operation and maintenance of our residential community. You will be responsible...Hourly payMinimum wageFull timeFor contractorsFlexible hoursAfternoon shift$30 per hour
...hour We are seeking an experienced Commercial HVAC Installation Mechanic who is knowledgeable in today’s HVAC technologies and equipment.... ...installation experience HVAC Journeyman License preferred EPA Type II or Universal EPA 608 Certification preferred Strong...Hourly payFull timeMonday to FridayShift workAfternoon shift- ...to communicating, improving and adhering to safety policies in all work environments and areas. Inspects condition and operation of plant equipment and performs necessary repairs and adjustments. Reports required repairs or other findings to Area Manager. Adheres to all...Work experience placementImmediate startFlexible hoursAfternoon shift
$88.1k - $134.4k
Gaithersburg, Maryland, Gaithersburg, MD 20877, USA The Microfluidic Engineer II is responsible for mechanical design, prototyping, testing, and documentation in the development of new microfluidic and cartridge consumables for the biodefense, clinical, and life‑science...Temporary workWork at officeFlexible hours$100k - $144k
Alumni Ventures in Rockville, Maryland, is seeking a Test Engineer to plan and execute test activities for advanced reactor technologies. The role involves coordinating with engineers, overseeing hardware lifecycle, and maintaining communication of results. Qualified candidates...- ...Transportation Systems Technician I/II (Overhead) The Department of Transportation's (MCDOT) mission is to move people and connect places with seamless, equitable transportation options that are safe, environmentally responsible, and support economic growth and vibrancy...Permanent employmentFull timeSecond jobWork at officeFlexible hoursNight shiftRotating shiftAfternoon shiftWeekday work
- Systems Integration Technician II This position shall support the NSA onsite. Candidate must have an active/current TS/SCI Full Scope Poly clearance. We offer a collaborative, engaging, and challenging work environment. Duties Oversee, install, test, and validate operational...Flexible hoursAfternoon shift
- Canfield Consulting Group is looking for a Systems Integration Technician II to support the NSA onsite in Rockville, Maryland. The candidate must have an active TS/SCI Full Scope Poly clearance and will oversee software installation, testing, and maintain team training...Flexible hoursAfternoon shift
$60k - $75k
Overview Piper Health and Sciences is seeking a skilled and motivated Manufacturing Associate II (Downstream) to join a biopharmaceutical company in the Gaithersburg, MD area. The Manufacturing Associate II is a crucial role in supporting the downstream manufacturing team...$17.2 per hour
...Specimen Technician II - Rockville, MD This position in Specimen Processing is responsible for knowing all of the functions of the SPT I, plus additional functions. This individual will have completed the necessary training consistent with local business unit practices...Hourly payFull timePart timeWork experience placementLocal areaFlexible hoursShift workAfternoon shift$27 - $30 per hour
Please use Google Chrome or Mozilla Firefox when accessing Candidate Home. By joining the American Red Cross you will touch millions of lives every year and experience the greatness of the human spirit at its best. Are you ready to be part of the world's largest humanitarian...Hourly payTemporary workWork at officeLocal areaMonday to FridayFlexible hoursShift workNight shiftWeekend work- Overview Job Title: Business Systems Engineer I & II - Essex Management (Contingent Roles) Notice to Candidates: Employment in these positions is expressly contingent upon Essex Management's receipt of a contract award from the Federal Government. Location...Contract workCasual workInternshipLocal areaRemote workWork from homeFlexible hours
$300k
...The Manufacturing Engineer II plays a crucial role in leading the development, implementation, and maintenance of manufacturing equipment... ...: Education: ~ Bachelor's Degree in Engineering (Chemical, Mechanical, Biomedical, etc.); Required Experience: ~1-3 years of...Temporary workLocal areaRemote workFlexible hours$84.49k - $107.72k
Bowman Consulting Group, Ltd. is looking for a Civil Engineer II to join their team in Rockville, MD. The successful candidate will be responsible for evaluating and applying engineering techniques on moderately complex projects, including conceptualizing initial design...$77k - $115k
Alumni Ventures is seeking a Civil/Structural Engineer responsible for the development, design, and oversight of the Xe-100 plant. This role entails extensive collaboration with engineers and contractors to execute site and structural designs that meet safety and sustainability...Full timeFor contractors$115k - $140k
...Job Title: Senior Mechanical Engineer II Location: Gaithersburg, MD (Onsite) Hours/Schedule: Monday – Friday, Standard Business Hours Compensation: $115,000 – $140,000 + bonus eligibility Type: Direct Hire Overview A growing life sciences and bioprocessing...Local areaMonday to Friday- Overview Clinical Research Associate II US Remote Emmes Group: Building a better future for us all. Emmes Group is transforming the future of clinical research, bringing the promise of new medical discovery closer within reach for patients. Emmes Group...Work experience placementInterim roleCasual workLocal areaRemote workWork from homeFlexible hours
$62.33k - $98.32k
Salary : $62,328.00 - $98,322.00 Annually Location : 1301 Seven Locks Rd Rockville MD 20854 USA Job Type: Permanent Job Number: 2026-00113 Department: Department of General Services Division: DGS 36 Facilities Maintenance Opening Date: 02/19/20...Permanent employmentFull timeApprenticeshipSecond jobWork at officeFlexible hoursShift workAfternoon shift
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Plant Mechanic I/II. Be the first to apply!



