Waggoner Engineering
Transportation
Environmental Engineering
Land Development
Industrial
Manufacturing
Food and Beverage
Heavy Industrial
Hydrocarbon Midstream
Water Resources
Wastewater Treatment
Infrastructure
Capital Expansion Projects
About Waggoner Engineering
the firm grew from a single office in Mississippi into a multi
state civil engineering powerhouse.
Specializing in infrastructure projects—transportation networks, water systems, flood control, environmental and land development.
Notable projects include dam rehabilitation, GIS‑driven flood modeling, broadband network design, and municipal infrastructure programs.
Teams regularly present cutting‑edge solutions at industry conferences, advancing techniques like 2D hydraulic modeling and 3D hydrography.
Culture & Values
Integrity
Teamwork
Innovation
Excellence
Safety
Accountability
Respect
Quick InfoVisit Company Website
Company Size201 employees
Open Positions22 jobs available
IndustriesTransportation, Environmental Engineering, Land Development +9 more
Key Highlights
$24MAnnual RevenueNear $24 million in annual revenue.
#348ENR RankRanked among ENR’s Top 500 design firms in 2025.
15+OfficesOperates across multiple states with 15+ offices.
2022Merger YearMerged Sigma and Manchac Consulting to expand capabilities.
By 2050Net Zero Emissions GoalThe company has set an ambitious target to achieve net zero emissions by 2050 through comprehensive operational changes and sustainable practices.
25% Leadership RolesGender RepresentationWomen hold 25% of leadership positions, contributing to gender diversity in executive roles.
Open Positions
22 jobs available
Water/Wastewater EngineerDesign and analyze water/wastewater systems, support project delivery, and client communication.
Birmingham, AL
Full Time
Office Full-Time
Intermediate (4-7 years)
6 days ago
Business Development ManagerDrive Louisiana client acquisition & manage RFQs/RFPs for infrastructure projects.
Baton Rouge, LA
Full Time
Hybrid
Expert & Leadership (13+ years)
1 week ago
Senior Hydrology & Hydraulics Manager/Design EngineerLead hydrology/hydraulics design, manage staff, oversee projects and business development.
Baton Rouge, LA
Full Time
Office Full-Time
Experienced (8-12 years)
1 week ago
Civil Engineer - Multidisciplinary (Entry-Level)Entry-level civil engineer designing municipal projects and stormwater systems.
Bossier City, LA
Full Time
Hybrid
Entry-level
1 week ago
Senior Hydrology & Hydraulics Manager/Design EngineerLead hydrology/hydraulics projects, manage team, develop discipline, and oversee design.
Baton Rouge, LA
Full Time
Office Full-Time
Experienced (8-12 years)
1 week ago
Roadway Design Engineer - Entry-LevelEntry-level civil engineer designing roadways, intersections, and related stormwater infrastructure.
Baton Rouge, LA
Full Time
Office Full-Time
Entry-level
1 week ago
Water Utility Operations LeadLead daily water/wastewater plant operations, ensure compliance, efficiency, and team management.
Meridian, MS
Full Time
Onsite
Experienced (8-12 years)
1 week ago
Discipline Manager - Traffic EngineeringLead traffic engineering discipline, manage projects, mentor staff, and liaise with clients.
Baton Rouge, LA
Full Time
Office Full-Time
Experienced (8-12 years)
2 weeks ago
Discipline Manager - Traffic EngineeringLead traffic engineering projects, manage team, ensure design compliance and client delivery.
Baton Rouge, LA
Full Time
Office Full-Time
Expert & Leadership (13+ years)
2 weeks ago
Transportation Engineering DirectorLead roadway design, mentor staff, and manage transport projects in Mississippi.
Jackson, MS
Full Time
Office Full-Time
Experienced (8-12 years)
2 weeks ago
Project Manager- Civil EngineeringLead municipal infrastructure projects, mentor staff, and engage public stakeholders.
Bossier City, LA
Full Time
Office Full-Time
Expert & Leadership (13+ years)
2 weeks ago
Director of Water ResourcesLead water resources practice, overseeing projects, business development, and team growth.
Jackson, MS
Full Time
Hybrid
Expert & Leadership (13+ years)
2 weeks ago
Electrical Engineer (P.E.)Design and oversee low/medium voltage power systems for water/wastewater projects.
Baton Rouge, LA
Full Time
Office Full-Time
Intermediate (4-7 years)
2 weeks ago
Utility Director - Water/WastewaterManage Meridian's water/wastewater services, ensuring compliance and reliable operations.
Meridian, MS
Full Time
Onsite
Expert & Leadership (13+ years)
2 weeks ago
Electrical Engineer (P.E.)Design and oversee low/medium voltage power systems for water/wastewater projects.
Baton Rouge, LA
Full Time
Office Full-Time
Intermediate (4-7 years)
3 weeks ago
Vac Truck OperatorOperate and maintain vacuum trucks for waste removal, ensuring safety and compliance.
Atlanta, GA
Full Time
Field
Junior (1-3 years)
3 weeks ago
Water Utility Operations LeadManage daily water treatment plant operations, ensuring compliance and efficiency.
Meridian, MS
Full Time
Onsite
Intermediate (4-7 years)
1 month ago
Project Manager- Civil EngineeringLead municipal infrastructure projects, engage stakeholders, mentor staff.
Bossier City, LA
Full Time
Office Full-Time
Experienced (8-12 years)
1 month ago
Senior Project Engineer – Water & WastewaterLead water/wastewater design, analysis, and project management for civil projects.
Jackson, MS
Full Time
Office Full-Time
Experienced (8-12 years)
1 month ago
Project Manager- Civil EngineeringLead municipal infrastructure projects, engage clients, mentor staff, ensure QA/QC.
Bossier City, LA
Full Time
Office Full-Time
Expert & Leadership (13+ years)
1 month ago
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