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CSS Tech Stack

Federal contractor for environmental science, compliance, and disaster response

Environmental Services Fairfax, Virginia 201–500 employees Founded 1988 Privately Held

CSS is a 201–500-person federal contractor (founded 1988) serving 20+ agencies with environmental assessment, geospatial analysis, and emergency response work. The tech stack reveals a hybrid science-engineering operation: heavy use of ArcGIS, QGIS, and ERDAS Imagine for geospatial workflows, combined with lab instrumentation (GC/MS, LIMS, Agilent) and AWS compute (Lambda, Step Functions, CloudFormation) for automation and cloud deployment. Hiring is research-heavy (7 roles) with accelerating velocity, and active projects span predictive mapping, habitat modeling, and coastal zone management—signaling a push toward data-driven environmental planning and policy support.

Tech Stack 32 technologies

Core StackSAS Python ArcGIS WordPress Salesforce AWS AWS Lambda CloudFormation Java JavaScript Google Drive Google Meet Adobe Connect QGIS ERDAS Imagine Global Mapper InDesign Stata SPSS ArcGIS Pro Trimble GNSS Agilent GC/MS MassHunter LIMS Microsoft Access IAM AWS Step Functions AWS SAM Agisoft Metashape+2 more

What CSS Is Building

Challenges

  • Contract acquisition uncertainty
  • Managing large complex geospatial datasets
  • Improving service delivery
  • Compliance with environmental statutes
  • Increasing inundation threats
  • Community resilience planning
  • Learning resource effectiveness
  • Inefficient travel processes
  • Complex travel regulations
  • Rapid on-site chemical analysis

Active Projects

  • Develop and optimize workflows for system users
  • Develop marketing campaigns for stakeholder engagement
  • Environmental assessment projects
  • Predictive mapping initiatives
  • Habitat modeling projects
  • Economic simulations for policy and impact analyses
  • Webinar series on nature-based solutions
  • Implementation of the national coastal zone management program
  • Implementation of the national estuarine research reserve program
  • Support of the coral reef management program

Hiring Activity

Accelerating25 roles · 15 in 30d

Department

Research
7
Ops
6
Engineering
4
Marketing
2
Data
1
Design
1
Finance
1
Government
1

Seniority

Mid
19
Senior
3
Junior
2
Lead
1

Notable leadership hires: Party Chief

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About CSS

CSS applies science and technology to environmental consulting, regulatory compliance, and emergency response for federal agencies and state/regional clients. The company manages projects ranging from rapid-response tasks to multi-year, multi-agency programs involving complex geospatial datasets, environmental assessments, and predictive modeling. Services span environmental health and safety, natural resources management, transportation safety, and disaster recovery. CSS operates from Fairfax, Virginia, and is structured around research, operations, and engineering disciplines to deliver both field-based and analytical work.

HeadquartersFairfax, Virginia
Company Size201–500 employees
Founded1988
Hiring MarketsUnited States

Frequently Asked Questions

What geospatial tools does CSS use?

ArcGIS, ArcGIS Pro, QGIS, ERDAS Imagine, and Global Mapper for mapping and analysis. Also uses Trimble GNSS for field positioning and Agisoft Metashape for 3D modeling.

Does CSS use AWS?

Yes. Stack includes AWS Lambda, AWS Step Functions, IAM, and CloudFormation, indicating cloud-based automation and infrastructure-as-code practices.

How this profile is built

CSS's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.