Maryland Environmental Service jobs

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Utility Operator or Boiler Operator at our ECI Co-generation facility located in Westover, MD. The Utility Operator position assists licensed plant operator(s) in the duties associated with the operation and maintenance of the automatic system controls of the power generating facility. The Boiler Operator position, under the direction of a licensed Grade 1 Maryland Licensed Stationary Engineer, monitors, operates controls and repairs machinery and equipment that is isolated from the Supervisor (i.e., turbogenerators, diesel generators and automatic switchgear). Estimated Pay Range: Utility Operator: $50,233.92 - $69,070.88 Boiler Operator: $60,748.49 - $83, 575.93 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or possession of GED equivalency certification. Must have a valid driver's license with less than 5 points. Additional requirement include: Utility Operator: 1 year of experience in an industrial, construction or manufacturing environment. Graduation from High School with Vocational Certificate may be substituted for one year of experience. Within 2 years after appointment, must be able to pass a Maryland Department of Labor Licensing State Board of Stationary Engineers Grade 4 Stationary Engineer's examination. Within 4 years after appointment must be able to pass a Maryland Department of Labor Licensing State Board of Stationary Engineers Grade 3 Stationary Engineer's examination. Boiler Operator: 3 years of experience in power plant or propulsion plant operation. Must have a Second Grade Stationary Engineer's license or higher. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Driver/Equipment Operator at our Prince George's County MRF located in Capitol Heights, MD. This position provides transport of processed solid waste from Agency facilities and maintains equipment necessary for this purpose. This position also provides transportation for operational support personnel. Estimated Pay Range: $45,666.23 - $62,791.65 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Two years related/commercial driving experience. Must have a valid Class A Commercial Driver's License and must be able to operate a stick shift. Preferred Qualifications: Preferred candidate will have experience operating heavy equipment. This position will be open until filled. This position is eligible for on-spot, contingent offers. Candidates who apply after an on-spot offer has been extended (including internal candidates) will not be considered unless the candidate who receives the on-spot, contingent offer does not complete the process to become an MES employee. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Landfill Operation Manager within our Environmental Operations Group.This position is responsible for the overall management and coordination of day-to-day operations at Maryland Environmental Service's two Subtitle D landfills, Midshore I and Midshore II, as well as two co-located homeowner drop-off facilities. Estimated Pay Range: $80,901.39 - $111,239.22 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Bachelor's Degree in related field, plus 6 years of solid waste landfill management experience, and valid SWANA MOLO (Manager of Landfill Operations) certification. Note: Applicants may substitute additional experience as defined above at the rate of one year of experience to one year of education, for up to four years of the required education. Must have a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Group Administrator to work in the Technical and Environmental Services Group at our Headquarters facility in Millersville, MD. Primary responsibilities include planning, organizing, directing and reviewing the overall administrative functions of the assigned Group, which includes administrative, strategic, human resources, budget, and procurement activities. This position may report directly to Group Managing Director. Estimated Pay Range: $73,547.00 - $97,016.59 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Bachelor's degree plus seven (7) years experience in related administrative or professional work; one (1) year of which involved supervision of employees or responsibility for program development. Note: Candidates may substitute additional experience as defined above for the required education at the rate of one year of experience to one year of education, for up to four years of the required education. Must have a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for an Archaeologist II within the Technical and Environmental Services Group. This position will be located at the Maryland State Highway Administration (SHA) offices in Baltimore, Maryland. The Archaeologist will provide support to the cultural resources section at SHA and will work under the direction of SHA's Cultural Resources Team Leader. The position will normally work Monday-Friday 8:00 a.m. to 4:30 p.m., although the schedule may be adjusted with the approval of the section leader. MES may also support part-time teleworking schedules up to two (2) days per week upon approval and successful completion of a six-month probationary employment period. Duties involve conducting and eventually planning in-house cultural resources evaluations and reviewing consultant work products to ensure compliance with federal and state laws and regulations. The cultural resources professional will help prepare archaeological assessments for SHA projects, coordinate the assessments with external parties, develop scopes of work, and review work product and proposals. Field work such as visits to project sites may be required but overnight travel is not expected. Estimated Pay Range: $60,782.49 - $80,000 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Bachelors degree from an accredited educational institution in a field such as archaeology, anthropology, historic preservation or other applicable field of study plus 4 years of applicable experience. A graduate degree in an applicable field may be substituted for 2 years of experience or may be required for compliance related tasks. The Cultural Resources professional must demonstrate the ability to successfully complete projects and assignments, including formal writing of reports and official correspondence, and have experience in Maryland or the Chesapeake Bay region. Preferred Qualifications: A graduate degree is strongly preferred and highly desired. Familiarity with transportation projects, compliance with Section 106 of the National Historic Preservation Act, project management skills, and GIS skills. A valid driver's license with less than 5 points is required. Candidates are encouraged to apply by November 10, 2025. However, this position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Senior Mechanic - Lead Maintenance Supervisor at our Prince George's County Organics Composting Facility in Upper Marlboro, MD. This position performs installation, maintenance and repair of mechanical equipment used for a variety of environmental projects. The Maintenance Supervisor levels also provide supervision of staff and projects. Estimated Pay Range: Senior Mechanic: $55,256.40 - $75,978.12 Lead Mechanic: $60,782.49 - $83,575.93 Senior Lead Mechanic: $66,861.04 - $91,933.74 Maintenance Supervisor: $60,782.49 - $83,575.93 Senior Maintenance Supervisor: $66,861.04 - $91,933.74 Lead Maintenance Supervisor: $73,547.00 - $101,127.12 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: All position levels require graduation from a standard high school or possession of GED equivalency certificate. Additional requirements include: Senior Mechanic: 5 years experience performing installation, repair and maintenance of mechanical equipment. Lead Mechanic: 7 years experience performing installation, repair and maintenance of mechanical equipment. Senior Lead Mechanic: 8 years experience performing installation, repair and maintenance of mechanical equipment. Maintenance Supervisor: 7 years experience performing installation, repair and maintenance of mechanical, electrical or electronic equipment in an industrial setting, including 3 years of supervisory responsibilities. Senior Maintenance Supervisor: 8 years experience performing installation, repair and maintenance of mechanical, electrical or electronic equipment in a power generating facility, including 5 years of supervisory responsibilities. Lead Maintenance Supervisor: 10 years experience performing installation, repair and maintenance of mechanical, electrical or electronic equipment in an industrial setting, including 7 years of supervisory responsibilities. Formal schooling from an accredited vocational school with a major in a related field may be substituted for experience for all position levels. Education experience may be substituted on a year-for-year basis for up to three years of the required experience. Applicants may substitute Bachelor' Degree in Industrial or Mechanical Engineering for 4 years of the required experience for the Maintenance Supervisor levels. Must have a valid driver's license with less than 5 points. Some facilities may require possession of a valid CDL. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening an Asset Management Engineer at our Headquarters located in Millersville, MD. This position provides mid-level asset management engineering support to plan, direct, and manage specific tasks related to MES projects and facilities. Estimated Pay Range: $80,901.39 - $111,239.22 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Bachelor's degree in Civil, Environmental, Sanitary, Mechanical, Geotechnical, Electrical or other generally recognized field of engineering from an accredited college or university, plus 6 years of related engineering experience, two years of which include project lead/engineering oversight for construction and/or dredging project(s). Note: A master's degree in an Engineering or Management discipline may be substituted for two years of the required experience. Must meet training, licensing and certification requirements included on the Engineering Series Career Path approved by the MES Board of Directors on June 22, 2023. One of those additional training requirements should be MES Supervisor Training Classes. Must have a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a W/WW Engineering Division Chief located at our Headquarters facility in Millersville, MD. Responsibilities for this position include: Develops and oversees planning, operations, and service delivery for the Water and Wastewater Division. Responsible for directing and prioritizing multidisciplinary programs and projects related to the planning, design, construction, operation, and maintenance of water and wastewater facilities. Ensures effective site management, regulatory compliance, and documentation across all phases of infrastructure development and service provision. Develops and administers engineering and operational programs that support the Division's mission, including capital improvement initiatives, asset management, and emergency response planning. Provides leadership in optimizing system performance, advancing sustainability goals, and delivering high-quality services to internal and external clients. Collaborates with stakeholders to align division priorities with broader organizational objectives and ensures continuous improvement through data-driven decision-making and innovation. Estimated Pay Range: $118,448.33 - $162,866.03 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Registered Professional Engineer, bachelor's degree in civil, environmental, sanitary engineering or related engineering field from an accredited University or College , Master's Degree preferred, plus nine years of project management, capital and operation's budgeting, asset management, and experience in operations related to water and wastewater treatment and their conveyances, 5 years of which include supervisory responsibilities. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Construction Inspector (Inspector, Senior or Lead level) within our Water/Wastewater Group. This position provides field inspection of activities performed by/or for MES, contractors or clients. These activities may include monitoring and/or operation of construction sites, preparation and submittal of reports to contractors, clients, or other agencies. Position requires statewide travel, with frequent overnight stays. The candidate selected for this position will be considered Emergency Essential and will be required to report to work during inclement weather or during emergencies if the contractor is working the job site. Estimated Pay Range: $45,666.23 - $75,978.12 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus 1 - 5 years of related work experience. Candidate should have the ability to read and interpret construction documents. Must have a valid driver's license with less than 5 points. Position classification and salary offered will be based upon applicable experience. This position will be open until filled. The Inspector position is eligible for on-spot, contingent offers. Candidates who apply after an on-spot offer has been extended (including internal candidates) will not be considered unless the candidate who receives the on-spot, contingent offer does not complete the process to become an MES employee. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service (MES) has an opening for a Mechanic to Senior Mechanic to join the Technical and Environmental Services Group at the BWI Marshall Airport field office. Responsibilities include performing installation, maintenance, and repair of mechanical equipment used for a variety of projects at BWI and Martin State Airports as well as other MES operated facilities throughout the state. This field office is a designated 24/7 emergency essential facility. Therefore, the ability to work nights, weekends, holidays, and during adverse weather conditions will be required. Estimated Pay Range: Mechanic: $50,233.92 - $69,070.88 Senior Mechanic: $55,256.40 - $75,978.12 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Both position require graduation from a standard high school diploma or possession of a GED equivalency certificate. Additional requirements include: Mechanic: Three (3) years of experience performing installation, repair, and maintenance of mechanical equipment. Senior Mechanic: Five (5) years of experience performing installation, repair and maintenance of mechanical equipment. Note: Formal training from an accredited vocational school with a major in a related field of study may be substituted for experience for up to three (3) years of the required work experience. Applicants must be able to obtain a Homeland Security Clearance and must be able to pass a Department of Transportation (DOT) physical. The position will require the ability to perform confined space entry and lift 50 pounds. Must have a valid driver's license with less than 5 points. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service (MES) has an opening for a Field Operations Supervisor within our Environmental Dredging and Restoration Group located at the Paul S. Sarbanes Ecosystem Restoration Project at Poplar Island in the Chesapeake Bay near Tilghman, Maryland. MES operates this site on behalf of the Maryland Port Administration.This position reports to this site daily and provides management of field activity, supervision of operational staff, administrative functions, and equipment operation. It is expected this position will work overtime, nights, and weekends when needed. This position requires work indoors and in outdoor weather conditions and during adverse weather conditions when needed. This position will require travel by boat to the site. Estimated Pay Range: $60,782.49 to $83,575.93 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus one year of supervisory experience in field operations, recycling/solid waste or construction activities and six years prior experience operating heavy equipment. OR Graduation from a standard high school or GED plus six years of progressively responsible experience applicable to the hiring facility. This experience must include a lead role in field operations, recycling/solid waste, or construction activities. Preferred Qualifications: The preferred candidate is familiar with some or up to all of the following: operation of dozers, excavators, and dump trucks, reading and interpreting construction plans, wastewater treatment practices, and/or Microsoft Suite applications. Class B or higher Commercial Driver's License is a plus. Note: Persons appointed to this position will be required to attend supervisory training within 6 months of appointment, or the earliest available training if training is not offered within 6 months. Complete OSHA 10 hr. General Industry Training Class. Must have a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an immediate opening for a full-time Inspector at the Poplar Island Environmental Restoration Project located in the Chesapeake Bay near Tilghman Island in Talbot County, Maryland. This field position requires getting there by facility crew vessels and working in a variety of weather conditions. Primary responsibilities include monitoring and operating spillways, preparing reports, performing facility maintenance, and operating facility crew vessels. Related experience is preferred but not required. Training will be provided. Shift work and overtime are required during some operational periods. Estimated Pay Range: $45,666.23 - $50,000 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus one year of work experience related to the option for which application is made. Note: Applicants may substitute 2 years of related education beyond HS level for required work experience. Other requirements include the ability to pass a standard physical examination, ability to lift 50 pounds, and possession of a valid driver's license with less than 5 points. This position will be open until filled. This position is eligible for on-spot, contingent offers. Candidates who apply after an on-spot offer has been extended (including internal candidates) will not be considered unless the candidate who receives the on-spot, contingent offer does not complete the process to become an MES employee. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has two openings for Environmental Field Technicians to join the Technical and Environmental Services Group. One position will support stormwater structure inspection and maintenance, sanitary system inspection, oil/water separator inspection, aircraft deicing fluid collection and monitoring, recycling collection & processing, assistance with the collection, compilation, and review of data for environmental science, engineering, and/or construction activities at Baltimore Washington International (BWI) and Martin State Airports as well as providing similar support to MES client facilities located throughout the state. This position is located at the MES facility at the BWI Airport. The other position will be located at the State Highway Administration offices in Hanover, MD and will support statewide data collection efforts, operating field vehicles and equipment, perform field analysis and sampling, record keeping duties for documentation and report preparation, data entry, performing minor equipment maintenance and repair, and completion of daily logs and tracking sheets. These positions consist primarily of field work and requires the ability to work non-standard hours, overtime, nights, weekends, holidays, and during adverse weather conditions. Estimated Pay Range: $45,666.23 - $62,791.65 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or possession of GED equivalency certificate plus one year of experience in inspection, sampling, monitoring, construction, or remediation work within a related field. Preferred Qualifications: Associate Degree preferred. Must obtain (within 6 months of employment) and maintain Public Drinking Water Sampler Certification required by the Safe Drinking Water Act. Must obtain (within 6 months of employment) OSHA 40 Hour HAZMAT Certification or a subsequent annual 8 hour refresher if the candidate already possess an up to date license. Must have a valid license with less than 5 points. This position will be open until filled. This position is eligible for on-spot, contingent offers. Candidates who apply after an on-spot offer has been extended (including internal candidates) will not be considered unless the candidate who receives the on-spot, contingent offer does not complete the process to become an MES employee. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Maryland First Grade Stationary Engineer at our Central Maryland Correctional Facility - Steam Plant Operation in Sykesville, MD. The Steam Plant, Stationary Engineer assures the firetube boilers and auxiliary equipment are running efficiently to produce steam for our clients. The Engineer shall maintain excellent verbal and written communication with the Chief Engineer by tracking daily logs and tasks. The engineer shall perform routine equipment maintenance functions and other work-related duties as assigned. The anticipated part-time schedule for this position is Saturday and Sunday from 6:00 a.m. to 2:00 p.m., totaling 8 hours per day and 16 hours per week. The candidate may pick up additional shifts as they become available; however, this role is expected to remain in a contractual position requiring only the 16 scheduled weekend hours. If full-time positions become available in the future, the candidate will be given the opportunity to transfer to a full-time role. Estimated Pay Range: $73,547.00 - $101,127.12 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus three years of operating experience in steam plant operations. Must have a First Grade State of Maryland Stationary Engineer's License and a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Lead Equipment Operator at the Prince Georges County Organics Composting Facility located in Upper Marlboro, MD. This position provides equipment operation services for MES clients at field locations. Estimated Pay Range: $55,256.40 - $69,698.42 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus five years of experience operating heavy equipment. Must have a valid driver's license with less than 5 points. Preferred Qualifications include: Minimum of three years experience operating and maintaining wheeled loaders, excavators and horizontal grinders. The last day to apply for this position is January 30th, 2026. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for an Assistant Engineer, Associate Engineer, Associate Engineer II, Project Engineer, Project Engineer II, or Senior Engineer to join the Water/Wastewater Group at our Headquarters facility in Millersville, MD. This position provides entry to management level project management and engineering support to plan, direct and manage specific tasks related to MES projects and facilities. Estimated Pay Range: Assistant Engineer: $60,782.49 - $83,575.93 Associate Engineer: $66,861.04 - $91,933.74 Associate Engineer II: $73,547.00 - $101,127.12 Project Engineer: $80,901.39 - $111,239.22 Project Engineer II: $88,991.37 - $122,363.14 Senior Engineer: $107,680.31 - $148,060.03 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: All positions require a Bachelor's degree in Civil, Environmental, Sanitary, Mechanical, Geotechnical, Electrical or other generally recognized field of engineering from an accredited college or university. Additional requirements include: Assistant Engineer: No additional experience. Associate Engineer: 2 years of related engineering experience. Master's Degree in an Engineering or Management discipline may be substituted for up to two years of the required experience. Associate Engineer II: 4 years of related engineering experience. Master's Degree in an Engineering or Management discipline may be substituted for up to two years of the required experience. Project Engineer: 6 years of related engineering experience, two years of which include project lead/engineering oversight. Master's Degree in an Engineering or Management discipline may be substituted for two years of the required experience. Project Engineer II: 8 years of related engineering experience, three years of which include project lead/engineering oversight and at least 1 year of experience managing staff. Professional Engineer Certification may be substituted for two year of the required experience or a Master's Degree in an Engineering or Management discipline may be substituted for two years of the required experience. Senior Engineer: 10 years of relevant engineering experience, four years of which included direct supervisory capacity managing technical and scientific staff. Professional Engineer Certification may be substituted for two years of the required experience. Assignment to some MES locations may require PE certification. Master's degree in engineering or other relevant field may be substituted for two years of required experience. Must have a valid driver's license with less than 5 points. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for an Equipment Operator at our Prince George's Organics Composting Facility in Upper Marlboro, MD. This position provides equipment operation services for MES clients at field locations. Estimated Pay Range: $45,666.23 - $62,791.65 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus one year of experience operating heavy equipment. Must have a valid driver's license with less than 5 points. This position will be open until filled. This position is eligible for on-spot, contingent offers. Candidates who apply after an on-spot offer has been extended (including internal candidates) will not be considered unless the candidate who receives the on-spot, contingent offer does not complete the process to become an MES employee. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service (MES) has an opening for a Maryland First Grade Stationary Engineer at our Jessup Steam Plant facility located in Jessup, MD. The Stationary Engineer is responsible for safely operating, troubleshooting, and providing preventative maintenance to the water tube boilers and auxiliary equipment to ensure continuous steam to our client. Verbal and written communication with the Chief Engineer and other Stationary Engineers is necessary. This facility works 24 hours a day, 365 days a year, therefore, availability for all shifts and rotating weekends is required. Overtime is required as needed. This is a part-time position on the night shift, scheduled on weekends from 6:00 PM Saturday to 6:00 AM Sunday and 6:00 PM Sunday to 6:00 AM Monday, totaling 24 hours per week. Estimated Pay Range: $73,547.00 - $101,127.12 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus three years of operating experience in steam plant operations. Must have a valid driver's license with less than 5 points, and a First Grade State of Maryland Stationary Engineer's License. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.

Current MES Employees who are interested in applying for this position must visit the Internal MES Careers Page by going to their Workday Dashboard, clicking on the Career icon and selecting Find Jobs. This is an exciting opportunity to join a leading team that provides environmental solutions to the public and private sectors throughout the State of Maryland. Job Description: Maryland Environmental Service has an opening for a Senior Equipment Operator at our Talbot County Transfer facility located in Easton, MD. This position provides heavy equipment operation and transport of processed solid waste from Agency facilities and maintains equipment necessary for this purpose. Estimated Pay Range: $50,233.92 - $69,070.88 Benefits: Health Insurance with choice of medical plan and prescription, dental, vision, and life and disability insurance options, along with flexible spending accounts 401K retirement savings program with generous agency match Paid vacation, personal and sick leave Ten paid holidays per year Tuition assistance Minimum Requirements: Graduation from a standard high school or GED plus 3 years of experience operating heavy equipment. Must have a valid Class A Commercial Driver's License. Three years of commercial driving experience, including experience with walking floor trailers, preferred. This position will be open until filled. Maryland Environmental Service is an Equal Opportunity Employer. Applicants must be currently authorized to work in the United States on a full-time basis. MES does not participate in programs that require sponsorship for work visas.