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Orion Engineers, PLLC

Civil, structural, and construction engineering solutions for building, transportation, and utility infrastructure

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About the firm

Orion Engineers is a multi-disciplinary civil and structural engineering consultancy based in Chicago, Illinois. It delivers structural design, transportation engineering, and utility infrastructure services for public agencies, owners, architects, and contractors across the Midwest. Project experience spans state armory renovations, tollway interchange construction, university facility improvements, electric utility substation expansions, and 5G distributed antenna system deployments.

Firm type
Civil Engineering · Structural Engineering · Transportation Engineering

Capabilities

Buildings - Structural Engineering

Service website

Comprehensive structural planning, analysis, and engineering solutions for public, commercial, and institutional facilities.

  • New Construction Design
  • Renovations & Retrofits
  • Computational Analysis
  • Steel, Concrete & Timber Structures
  • Shallow & Deep Foundations
  • Connections & Lateral Systems

Buildings - Project Delivery

Service website

Technical support and administrative coordination services spanning initial documentation to final review and multi-agency alignment.

  • BIM Services
  • Design Documents
  • Quality Assurance
  • Multi-Agency Coordination
  • Peer Reviews
  • Shop Drawing Reviews

Buildings - Advanced Analysis

Service website

Specialized engineering assessments addressing environmental dynamics, constructability, and highly sensitive or non-standard architectural structures.

  • Vibration Studies
  • Seismic Analysis & Design
  • Constructability Studies
  • Atypical Structural Design
  • Aviation Structural Design
  • Feasibility Studies

Buildings - Construction Engineering

Service website

Temporary works engineering and structural evaluation to ensure safety and stability during execution and demolition phases.

  • Demolition Plans
  • Earth Retention Systems
  • Temporary Shoring & Bracing
  • Analysis of Existing Structures
  • Construction Sequencing
  • Heavy Lift Planning
  • Erection Sequences

Transportation - Preliminary Engineering

Service website

Initial feasibility and traffic assessments required to define project scopes and optimize transportation networks.

  • Transportation Feasibility Studies
  • Safety & Crash Analyses
  • Traffic Analysis & Operations
  • Intersection Design Studies
  • Interchange Type Studies

Transportation - Structural Design

Service website

Engineering and evaluation of bridges, retaining walls, and other major structures within transportation corridors.

  • Bridge Design & Maintenance
  • Bridge Inspection & Load Rating
  • Earth Retention Structure Design
  • Assessment of Existing Structures
  • Foundation Design

Transportation Design

Service website

Detailed design of roads, highways, and associated corridor infrastructure to improve safety and mobility.

  • Highway & Local Road Design
  • Retaining & Noise Wall Design
  • Maintenance of Traffic
  • Pavement Marking & Signing
  • Utility Coordination & Design
  • Erosion Control & Landscaping

Transportation - Construction Engineering

Service website

On-site support and structural design of temporary installations required during bridge and highway construction.

  • Bridge Demolition Plans
  • Bridge Erection & Sequencing
  • Temporary Structures
  • Structure Jacking Support
  • Construction Management Support

Utilities - Civil Infrastructure

Service website

Civil engineering and permitting support for site design, utility alignments, and municipal coordination.

  • Subsurface Utility Engineering
  • Conduit Trough Design
  • Grading & Drainage
  • Erosion & Sediment Control
  • Utility Coordination
  • Facility Relocation
  • State & Municipal Permitting

Utilities - Structural Engineering

Service website

Structural analysis and foundation design supporting power distribution structures, monopoles, and related utility infrastructure.

  • Utility Foundation Design
  • Monopole Analysis & Design
  • Lattice Tower Analysis & Design
  • Fire Suppression Support
  • Jack & Bore Thrust Block Design
  • Dewatering Design

Utilities - Project Delivery

Service website

Comprehensive management of utility engineering deliverables, including quality checks and peer coordination.

  • Utility BIM Services
  • Utility Design Documents
  • Utility Quality Assurance
  • Utility Multi-Agency Coordination
  • Value Engineering

Utilities - Construction Support

Service website

Field observation, materials inspection, and resident engineering for utility infrastructure projects.

  • Construction Inspection & Observation
  • Materials Coordination
  • Quality Control
  • Resident Engineering
  • Layout & Staking

Industries

Government · Education · Transportation · Bridges · Utilities · Telecommunications · Electric Utilities · Infrastructure · Parks & Open Space

Projects

State Armory Renovation

Springfield, IL · Government · Client: Department of Human Services

Project details

Renovations at the Springfield facility for the Department of Human Services.

District 3 Maintenance Facility Improvements

Grundy County, IL · Transportation · Client: Illinois Department of Transportation

Project details

Structural upgrades and design support for the transportation maintenance facility.