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Ms4 Jobs in Missouri (NOW HIRING)

City of Jefferson

Plan Reviewer

Jefferson City, MO · On-site

$60K - $90K/yr

Monitors, inspects and tracks inspections of storm water controls for compliance with the City's Municipal separate storm sewer system permit (MS4). Assists with investigations and tracking of storm ...

City of Jefferson, MO

Plan Reviewer

Jefferson City, MO · On-site

$60K - $90K/yr

Monitors, inspects and tracks inspections of storm water controls for compliance with the City's Municipal separate storm sewer system permit (MS4). Assists with investigations and tracking of storm ...

City of Grain Valley, MO

City Engineer

Grain Valley, MO · On-site

$76K - $114K/yr

Manages regulatory compliance for the city's MS4 (Municipal Separate Storm Sewer System) Permit, including annual reporting. * Prepares and updates the city's 5-Year Capital Improvement Plan and ...

City of Grain Valley

City Engineer

Grain Valley, MO

$76K - $114K/yr

Regulatory Compliance & Reporting Manages regulatory compliance for the city's MS4 (Municipal Separate Storm Sewer System) Permit, including annual reporting. Prepares and updates the city's 5-Year ...

City of St. Peters

DIRECTOR OF ENGINEERING

Saint Peters, MO · On-site

$55.44 - $58.82/hr

... MS4 permit.Serve as Floodplain Administrator and manage related permits, records, and regulatory requirements.Represent the City with FEMA, SEMA, the Planning & Zoning Commission, and other agencies ...

Brooksource

Quality Specialist

Saint Louis, MO · On-site

$30 - $35/hr

Job Knowledge: comfortable with common desktop applications; light technical background helpful for reading chemical manufacturing documents #LI-MS4 Disclaimer: Brooksource, Medasource, and ...

All JobsMs4 JobsMs4 Jobs in Missouri

Ms4 information

What is an MS4?

MS4 jobs typically refer to positions related to the Municipal Separate Storm Sewer System (MS4) program, which is mandated by the EPA under the Clean Water Act. These roles generally involve implementing and managing stormwater programs to reduce pollution from stormwater runoff in urban areas. Common MS4 job titles include stormwater coordinator, MS4 compliance specialist, and environmental engineer. Responsibilities may include developing stormwater management plans, conducting inspections, ensuring regulatory compliance, and educating the public. MS4 professionals often work for local governments, environmental consulting firms, or regulatory agencies.

What are the key skills and qualifications needed to thrive as an MS4?

To thrive as an MS4, you need a comprehensive understanding of clinical medicine, patient management, and successful completion of core clerkships and USMLE Step exams. Familiarity with electronic health records (EHRs), clinical documentation systems, and any specialty-specific tools is important for daily clinical tasks. Strong communication, teamwork, and adaptability help MS4s stand out during sub-internships and residency interviews. These skills and qualifications are crucial for providing quality patient care, excelling in clinical rotations, and securing a desired residency position.

What are some common challenges faced by professionals working in MS4 compliance roles?

Professionals in MS4 compliance roles often face challenges such as keeping up with evolving environmental regulations, coordinating with multiple municipal departments, and ensuring public education and outreach requirements are met. Managing large volumes of data and documentation for inspections and reporting can also be demanding. Additionally, MS4 roles require effective collaboration with engineering teams, public works, and external stakeholders to develop and implement stormwater management plans that meet both regulatory and community needs.

What is the difference between Ms4 vs Environmental Scientist?

CriteriaMs4Environmental Scientist
Required CredentialsTypically requires a degree in environmental science, civil engineering, or related field; often includes state-specific Ms4 permitsUsually requires a bachelor's degree in environmental science, biology, or related field; advanced roles may need a master's or PhD
Work EnvironmentPrimarily fieldwork and regulatory compliance within municipal or government agenciesVaries between fieldwork, laboratory analysis, and data interpretation across public and private sectors
Employer & Industry UsageUsed mainly by municipal governments managing stormwater systemsUsed across environmental consulting firms, government agencies, and research institutions

In summary, Ms4 professionals focus on stormwater permit compliance and municipal regulations, often working within government agencies. Environmental Scientists have broader roles including research, data analysis, and environmental impact assessments across various sectors. While both roles require environmental knowledge, Ms4 specialists are more regulatory and compliance-oriented, whereas Environmental Scientists have a wider scope of environmental work.

What are popular job titles related to Ms4 jobs in Missouri?

For Ms4 jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Ms4 jobs in Missouri look for?

The top searched job categories for Ms4 jobs in Missouri are:

Ms4 jobs near you
Infographic showing various Ms4 job openings in Missouri as of August 2026, with employment types broken down into 93% Full Time, and 7% Contract. Highlights an 100% In-person job distribution.

Storm Water Inspector - Public Works

Hillsboro, MO • On-site

County of Jefferson
See more jobs at County of Jeffersonexternal

Full-time

Re-posted 24 days ago

Job description

Close Date
Full-Time/Part-Time
Full-Time
Exempt/Non-Exempt
Non-Exempt
Description
Please complete the online application found at www.jeffcomo.org Resumes are accepted as supplemental information only and will not be used as a substitute for the application, you must complete the application in full.
JOB SUMMARY
Stormwater Inspector
Performs field inspections of construction sites and municipal stormwater infrastructure to ensure compliance with MS4 permit, SWPPP, erosion/sediment control, and County code; documents violations, responds to public or residential complaints, educates stakeholders, and supports enforcement and reporting.
ESSENTIAL JOB FUNCTIONS
  • Site Inspections & SWPPP Review: Review plans/SWPPP and history; inspect construction sites, outfalls, and infrastructure; photo document findings.
  • Erosion & Sediment Controls: Verify BMP installation/maintenance/effectiveness; require corrective actions and timelines.
  • Illicit Discharge Detection: Investigate illicit discharges and dry weather flows; trace sources; collect samples as needed.
  • Complaint Response: Triage and investigate runoff, dumping, and flooding complaints; document and resolve.
  • Post-Construction BMPs: Inspect long-term BMPs, culverts, and facilities; schedule re-inspections and maintenance follow ups.
  • Enforcement & Follow up: Issue notices of violation; reinspect; prepare citations; testify in court when required.
  • Reporting & Records: Prepare inspection reports; upload photos; maintain logs and permit compliance data.
  • Pre-Cons & Coordination: Attend pre-construction meetings; brief contractors; coordinate with DNR/Army Corps and property owners.
  • Public Education & Outreach: Provide guidance to builders and residents; contribute to outreach materials/web content.
  • Safety & Training: Maintain certifications; attend webinars/seminars; follow field safety protocols and PPE requirements.
  • Municipal Facility Inspections: Conduct annual inspections of County yards/sheds/outfalls; track corrective actions.
  • Communication: Professional communicate with public and contractors. Maintains regular contact with public consulting engineers, construction project engineers, federal and state agencies.

The individual in this role is expected to contribute to the team's efforts by completing other related tasks, as may be assigned.
Position
Storm Water Inspector - Public Works
Position Requirements
EDUCATION AND EXPERIENCE - The following are the minimum education and experience required for the position. An equivalent combination of education, training and experience may be considered.
Education
  • Associates (Related Field)

Experience
  • 2 years previous relevant work experience is required.

Special Experience
  • Related technical or college training in construction, engineering technology, civil engineering or a closely related field is preferred.

Training Requisites
Certifications
  • Certified Erosion, Sediment and Stormwater Inspector (CESSWI)

Licensing
  • Must possess a valid State Driver's License.

SUCCESS FRAMEWORK - The following list of knowledge, skills, and abilities have been identified by our team as building blocks towards efficiency and effectiveness in this role.
  • Knowledge of erosion, sediment & stormwater compliance standards and application.
  • Knowledge of MS4 permits, SWPPPs, and local stormwater ordinances.
  • Knowledge of erosion and sediment control BMP selection, installation, and maintenance.
  • Skilled in reading construction plans, grading/drainage sheets, and BMP details.
  • Knowledge of illicit discharge detection and elimination (IDDE) practices.
  • Skilled in field sampling, basic water_quality testing, and chain_of_custody procedures.
  • Skilled in enforcement documentation, including notices of violation, citations, and court preparation.
  • Ability to write clear inspection reports with photo documentation and maintain accurate records.
  • Skilled in using GIS/GPS and mobile inspection apps to capture and map field data.
  • Ability to communicate requirements and corrective actions to contractors, engineers, and the public.
  • Knowledge of field safety, including confined space, trenching, traffic control, and PPE use.
  • Ability to manage time, prioritize sites, and exercise sound judgment independently in the field.
  • Skilled in tracking compliance metrics and preparing permit reports and dashboards.
  • Ability to coordinate with state and federal regulators (e.g., DNR, Army Corps, EPA).
  • Ability to operate a motor vehicle safely and work outdoors in all weather conditions.

EQUIPMENT AND TOOLS commonly associated with the performance of the functions of this job.
Computer; Microsoft 365; phone; Field inspection tools (manhole hook, measuring wheel, turbidity/pH meters, test strips); Mapping & data tools (GPS/GNSS, tablet with inspection app, smartphone, drone, camera); PPE (steel_toe boots, hard hat, high_visibility vest, gloves, rain gear); Documentation tools (site/SWPPP plans, inspection forms, laptop/PC, printer/scanner, phone).
WORK ENVIRONMENT or atmospheric conditions commonly associated with the performance of the functions of this job.
  • Primarily field_based at active construction sites and stormwater infrastructure; frequent driving between sites; exposure to weather, uneven terrain, traffic, and water/soil contaminants; office time for reporting, emails, and permit documentation; occasional public meetings or court appearances.
  • Some situations may require early morning or late evening hours.
  • May be required to work in high or dangerous places.
  • May frequently be exposed to uncomfortable temperatures, humidity, noise, chemicals/gases, contagious diseases, airborne particles/pathogens, and/or physical trauma.

PHYSICAL ABILITIES - The physical demands described below are representative of those that must be met by an employee to successfully perform the essential functions of this job.
  • Work requires the ability to sit, stand, walk for extended periods of time.
  • Work requires the ability to complete repetitive wrist, hand, and/or fine motor movement.
  • Work requires the ability to climb and balance.
  • Work requires the ability to talk, hear, listen, and comprehend.
  • Work requires the ability to drive and/or operate mechanical equipment.
  • Work requires visual acuity of 20 feet or more, visual acuity of 20 inches or less, three dimensional vision, the ability to identify and distinguish colors
  • Must be able to lift up to 20 pounds.
  • Work requires the ability to stoop, kneel, crouch, and/or crawl.

Please complete the online application found at www.jeffcomo.org Resumes are accepted as supplemental information only and will not be used as a substitute for the application, you must complete the application in full.
Shift
Days
Normal Entry Salary
$24.44 Per Hour
Salary Range
EOE Statement
Jefferson County Government is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, national origin, age, physical or mental disability, genetic information, protected veteran or uniformed servicemember status or any other characteristic protected by local, state or federal law.
This position is currently accepting applications.

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