Engineer IV
$87.02k - $145.04kFairfax County, VA
Salary : $87,024.91 - $145,041.94 Annually
Location : WASTEWATER COLLECTION DIVISION (WCD), 6000 FREDS OAK RD, BURKE (FL06), VA
Job Type: FT Salary W BN
Job Number: 26-00624
Department: DPWES Wastewater Management
Opening Date: 06/20/2026
Closing Date: 7/3/2026 11:59 PM Eastern
Pay Grade: S29
Posting Type: Open to General Public
Job Announcement $5,000 Signing Bonus*
This job opportunity is being re-announced. Applicants who previously applied for this job do not need to re-apply; all applications will be considered.
Are you passionate about making a meaningful impact within a premier community? Works within our award-winning Wastewater Management Team in the Wastewater Collection Division (WCD). Join an elite group of high performing engineers that execute vital wastewater capital projects. This position works within the WCD's Capital Improvement Program (CIP). WCD manages and operates Fairfax County's wastewater collection system, consisting of nearly 3,300 miles of pipe, over 100,000 associated structures, 60 metering sites, and 70 pumping stations. Under the general supervision of the CIP Lead:
DPWES is a diverse, nationally accredited, and award-winning public works agency with approximately 1,000 employees providing solid waste, capital facility development, wastewater, stormwater, urban forestry, and land acquisition management services for the most populous county in Virginia. Join our team to help us protect the environment and serve the people of Fairfax County by creating and preserving a sustainable community that is an ideal place to live, work, and play for everyone. Fairfax County Government is committed to our employees and offers comprehensive benefits and retirement plan; medical, life and disability insurance; paid leave; tuition reimbursement; and reasonable accommodations for individuals with disabilities. Through our LiveWell Program and the Fairfax County Benefits Division, we endeavor to cultivate a culture of wellbeing that empowers, educates, and engages employees and retirees to make life-long choices that promote a holistic approach to their physical, mental, emotional, social, spiritual, and financial wellness. Please review our awesome benefits:
Note: The appointee to this position is subject to emergency callback 24 hours a day/seven days a week (24/7) to respond to snow, flood, and other designated emergencies requiring division resources, on an as-needed basis. Works in the Wastewater Collections Division, located at 6000 Freds Oak Rd. Burke, Virginia. *A $5,000 signing bonus is available to new county employees hired in the Engineer IV position.
Employment Standards MINIMUM QUALIFICATIONS:
(Click on the aforementioned link to learn how Fairfax County interprets equivalencies for "Any combination, experience, and training equivalent to")
Graduation from a four-year college or university accredited by the Accreditation Board of Engineering and Technologies with a bachelor's degree in the appropriate engineering or architectural field; plus, four years of progressively responsible professional experience in the appropriate engineering or architectural field.
CERTIFICATES AND LICENSES REQUIRED:
The appointee to this position will be required to complete a criminal background check and driving record check to the satisfaction of the employer. PREFERRED QUALIFICATIONS:
PHYSICAL REQUIREMENTS:
Ability to travel to various locations throughout Fairfax County to provide coverage, attend meetings and trainings. Ability to communicate clearly, both verbally and in written form, is crucial for engaging with colleagues and customers through phone calls, video conferences, and face-to-face meetings. Ability to drive county vehicle to jobsites in field to perform field investigations, and drive to various other locations for administrative meetings. Ability to lift up to 15 lbs. to facilitate the filing and organization of documents or to provide assistance with project-related activities. Ability to perform field inspections/investigations on sanitary sewer system projects. Physically and mentally able to use all applicable personal protective equipment in an outdoor environment; including hardhat, eye protection, hearing protection, and safety footwear. Position is generally sedentary. However, it requires the ability to stoop, bend and reach. Visual acuity is required to effectively work on computer monitors, review documents, and read text and data for prolonged durations. The incumbent must possess the ability to operate keyboard-driven devices to input, access, and retrieve information from a computer. All duties performed with or without reasonable accommodations. SELECTION PROCEDURE:
Panel interview and may include exercise. BONUS ELIGIBILITY:
Positions within this classification that are general merit may be eligible for a one-time hiring incentive bonus for new county employees only. This bonus program requires a signed payback agreement between the department and employee. Fairfax County is home to a highly diverse population, with a significant number of residents speaking languages other than English at home (including ) We encourage candidates who are bilingual in English and another language to apply for this opportunity.
Fairfax County Government prohibits discrimination on the basis of race, color, religion, national origin, sex, pregnancy, childbirth or related medical conditions, age, marital status, disability, sexual orientation, gender identity, genetics, political affiliation, or military status in the recruitment, selection, and hiring of its workforce.
Reasonable accommodations are available to persons with disabilities during application and/or interview processes per the Americans with Disabilities Act. TTY View phone number on click.appcast.io. EEO/AA/TTY.
#LI-JT1
Merit Positions Fairfax County is proud to offer employees an attractive and comprehensive benefits program, including the following:
For additional details please visit the
Non-Merit Positions
01
What is the highest level of education that you have completed?
02
If you answered "Some college" for the highest level of education completed, please indicate the number of quarter or semester hours you have completed towards a degree.
03
Please indicate your area(s) of study or major(s)/minor(s) towards a degree. Check all that apply.
04
If you answered "Other (related field)" or "Other (non-related field)" for the previous question, please list all of your majors and minors. If this question does not pertain to you, or you do not have a degree, enter "Not applicable".
05
Have you graduated from a college or university accredited by the Accreditation Board of Engineering and Technologies?
06
How many years of full-time equivalent progressively responsible professional experience do you have in the appropriate engineering or architectural field?
07
Do you currently possess a valid driver's license?
08
Which of the following types of licenses do you possess?
09
If you possess a valid Professional Engineer (PE) license, please list your license number, expiration date, and the state in which you are licensed. If this is not applicable to you, enter "Not applicable."
10
How many years of experience do you possess working on Wastewater Collection System projects?
11
How many years of experience do you possess using GIS Systems?
12
How many years of experience do you possess in Engineering Planning & Design?
13
How many years of Project Management experience do you possess?
14
How many years of experience do you possess in Construction Management?
Required Question
Location : WASTEWATER COLLECTION DIVISION (WCD), 6000 FREDS OAK RD, BURKE (FL06), VA
Job Type: FT Salary W BN
Job Number: 26-00624
Department: DPWES Wastewater Management
Opening Date: 06/20/2026
Closing Date: 7/3/2026 11:59 PM Eastern
Pay Grade: S29
Posting Type: Open to General Public
Job Announcement $5,000 Signing Bonus*
This job opportunity is being re-announced. Applicants who previously applied for this job do not need to re-apply; all applications will be considered.
Are you passionate about making a meaningful impact within a premier community? Works within our award-winning Wastewater Management Team in the Wastewater Collection Division (WCD). Join an elite group of high performing engineers that execute vital wastewater capital projects. This position works within the WCD's Capital Improvement Program (CIP). WCD manages and operates Fairfax County's wastewater collection system, consisting of nearly 3,300 miles of pipe, over 100,000 associated structures, 60 metering sites, and 70 pumping stations. Under the general supervision of the CIP Lead:
- Engineers, plans, develops, and implements wastewater collection capital projects.
- Provides technical guidance and project management for wastewater capital projects.
- Coordinates with the Asset Management Team, operations, and maintenance staff to perform engineering analysis and capital planning.
- Directly manages collection system studies, evaluations, assessments, and design projects.
- In the event of emergency failures, may participate and/or lead efforts to identify a solution for the failure.
- The ability to communicate clearly with cross-functional teams
- Strong technical judgment and problem-solving skills
- Attention to detail and accountability in managing projects
- A strong customer service-oriented mindset
DPWES is a diverse, nationally accredited, and award-winning public works agency with approximately 1,000 employees providing solid waste, capital facility development, wastewater, stormwater, urban forestry, and land acquisition management services for the most populous county in Virginia. Join our team to help us protect the environment and serve the people of Fairfax County by creating and preserving a sustainable community that is an ideal place to live, work, and play for everyone. Fairfax County Government is committed to our employees and offers comprehensive benefits and retirement plan; medical, life and disability insurance; paid leave; tuition reimbursement; and reasonable accommodations for individuals with disabilities. Through our LiveWell Program and the Fairfax County Benefits Division, we endeavor to cultivate a culture of wellbeing that empowers, educates, and engages employees and retirees to make life-long choices that promote a holistic approach to their physical, mental, emotional, social, spiritual, and financial wellness. Please review our awesome benefits:
Note: The appointee to this position is subject to emergency callback 24 hours a day/seven days a week (24/7) to respond to snow, flood, and other designated emergencies requiring division resources, on an as-needed basis. Works in the Wastewater Collections Division, located at 6000 Freds Oak Rd. Burke, Virginia. *A $5,000 signing bonus is available to new county employees hired in the Engineer IV position.
Employment Standards MINIMUM QUALIFICATIONS:
(Click on the aforementioned link to learn how Fairfax County interprets equivalencies for "Any combination, experience, and training equivalent to")
Graduation from a four-year college or university accredited by the Accreditation Board of Engineering and Technologies with a bachelor's degree in the appropriate engineering or architectural field; plus, four years of progressively responsible professional experience in the appropriate engineering or architectural field.
CERTIFICATES AND LICENSES REQUIRED:
- Valid driver's license
- Possession of a valid Virginia Professional Engineer or Architect license.
The appointee to this position will be required to complete a criminal background check and driving record check to the satisfaction of the employer. PREFERRED QUALIFICATIONS:
- Four (4) years working on Wastewater Collection System projects.
- One (1) year of experience using GIS Systems (Geographic Information Systems).
- Four (4) years of experience in Engineering Planning & Design.
- Four (4) years of Project Management experience.
- One (1) year of experience in Construction Management.
PHYSICAL REQUIREMENTS:
Ability to travel to various locations throughout Fairfax County to provide coverage, attend meetings and trainings. Ability to communicate clearly, both verbally and in written form, is crucial for engaging with colleagues and customers through phone calls, video conferences, and face-to-face meetings. Ability to drive county vehicle to jobsites in field to perform field investigations, and drive to various other locations for administrative meetings. Ability to lift up to 15 lbs. to facilitate the filing and organization of documents or to provide assistance with project-related activities. Ability to perform field inspections/investigations on sanitary sewer system projects. Physically and mentally able to use all applicable personal protective equipment in an outdoor environment; including hardhat, eye protection, hearing protection, and safety footwear. Position is generally sedentary. However, it requires the ability to stoop, bend and reach. Visual acuity is required to effectively work on computer monitors, review documents, and read text and data for prolonged durations. The incumbent must possess the ability to operate keyboard-driven devices to input, access, and retrieve information from a computer. All duties performed with or without reasonable accommodations. SELECTION PROCEDURE:
Panel interview and may include exercise. BONUS ELIGIBILITY:
Positions within this classification that are general merit may be eligible for a one-time hiring incentive bonus for new county employees only. This bonus program requires a signed payback agreement between the department and employee. Fairfax County is home to a highly diverse population, with a significant number of residents speaking languages other than English at home (including ) We encourage candidates who are bilingual in English and another language to apply for this opportunity.
Fairfax County Government prohibits discrimination on the basis of race, color, religion, national origin, sex, pregnancy, childbirth or related medical conditions, age, marital status, disability, sexual orientation, gender identity, genetics, political affiliation, or military status in the recruitment, selection, and hiring of its workforce.
Reasonable accommodations are available to persons with disabilities during application and/or interview processes per the Americans with Disabilities Act. TTY View phone number on click.appcast.io. EEO/AA/TTY.
#LI-JT1
Merit Positions Fairfax County is proud to offer employees an attractive and comprehensive benefits program, including the following:
- Medical/Vision/Dental Insurance Coverage
- Group Term Life Insurance
- Long Term Disability
- LiveWell Program
- Flexible Spending Programs
- Paid Leave (annual, sick, parental, volunteer activity, and more!)
- Paid Holidays
- Deferred Compensation
- Employee Assistance Program
- Employees' Child Care Center
- Continuous Learning Opportunities
For additional details please visit the
Non-Merit Positions
- Non-Merit Benefit Eligible: scheduled to work a minimum 1,040 hours and no more than a maximum of 1,560 hours in a calendar year.
- Medical/Vision/Dental Insurance Coverage
- Flexible Spending Program
- Deferred Compensation
- Temporary: scheduled to work a maximum of 900 hours in a calendar year.
- No benefits
01
What is the highest level of education that you have completed?
- Less than 12th grade
- High school diploma or GED
- Some college
- Associate's degree
- Bachelor's degree
- Master's degree
- Doctorate degree
02
If you answered "Some college" for the highest level of education completed, please indicate the number of quarter or semester hours you have completed towards a degree.
- Less than 45 quarter hours
- 45 to less than 90 quarter hours
- 90 to less than 135 quarter hours
- 135 to less than 180 quarter hours
- 180 or more quarter hours
- Less than 30 semester hours
- 30 to less than 60 semester hours
- 60 to less than 90 semester hours
- 90 to less than 120 semester hours
- 120 or more semester hours
- Not applicable
03
Please indicate your area(s) of study or major(s)/minor(s) towards a degree. Check all that apply.
- Engineering
- Architecture
- Other (related field)
- Other (non-related field)
- Not applicable
04
If you answered "Other (related field)" or "Other (non-related field)" for the previous question, please list all of your majors and minors. If this question does not pertain to you, or you do not have a degree, enter "Not applicable".
05
Have you graduated from a college or university accredited by the Accreditation Board of Engineering and Technologies?
- Yes
- No
06
How many years of full-time equivalent progressively responsible professional experience do you have in the appropriate engineering or architectural field?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
07
Do you currently possess a valid driver's license?
- Yes
- No
08
Which of the following types of licenses do you possess?
- Professional Engineer (PE) in Virginia
- Professional Engineer (PE) in another state.
- None of the above
09
If you possess a valid Professional Engineer (PE) license, please list your license number, expiration date, and the state in which you are licensed. If this is not applicable to you, enter "Not applicable."
10
How many years of experience do you possess working on Wastewater Collection System projects?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
11
How many years of experience do you possess using GIS Systems?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
12
How many years of experience do you possess in Engineering Planning & Design?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
13
How many years of Project Management experience do you possess?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
14
How many years of experience do you possess in Construction Management?
- None
- Less than one year
- One to less than two years
- Two to less than three years
- Three to less than four years
- Four to less than five years
- Five to less than six years
- Six to less than seven years
- Seven to less than eight years
- Eight years or more
Required Question
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