Demo

Structural Engineer I/II

Mangan, Inc
Long Beach, CA Full Time
POSTED ON 5/5/2026
AVAILABLE BEFORE 7/5/2026


Mangan Engineering & Automation Specialist is currently seeking a full-time Structural Engineer to join our team, providing Structural Engineering services for industrial projects (Oil & Gas, Factories, Power Plants, Substations, etc.).Structural engineers are expected to be detail-oriented, creative, and possess problem-solving skills. This position supports engineering and design efforts by providing studies, drawings, calculations, specifications, and evaluations, in accordance with applicable procedures, codes, standards, and contract requirements. Work with other Structural engineers, designers, and technical disciplines in a team environment.

Responsibilities and Duties

The following are considered as leading roles and responsibilities of Structural Engineer II/III for Civil/Structural/Architectural (CSA) Projects:

  • Provide Conceptual Design of Structural Supports
  • Prepare Structural Calculations and Analysis
    • Structural Loading Calculation per all applicable Codes and Regulations (ASCE 7, IBC, etc.)
    • Static Analysis
    • Dynamic Analysis
    • Steel Structure and Connection Design
    • Foundation and Retaining Wall Design
    • Concrete Design
    • Overhead Transmission Line Design (ASCE 10, 48, 74) (preferred)
    • Substation Structure Design (ASCE 113, IEEE 693, 605) (preferred)
  • Provide Structural Design Sketches for Designer/Drafter with AutoCAD
  • Perform with walkdowns and site visit of existing facilities.
  • Review existing conditions and as-builts drawings and collect and record data and documentation
  • Review customer & vendor information from subcontractors and integrate it into the design solution.
  • Perform Structural Observation
  • Execute the schedule requirements while maintaining a high degree of quality in work product.
  • Coordinate closely with other technical disciplines in planning and executing work as an integrated team.
  • Travel up to 25% of the time to customer and project locations to coordinate designs with team and collect data and information
  • Provide structural engineering support for overhead transmission line structures, including structure attachments, load path development, and foundation reactions. (preferred)
  •  Develop and check design criteria and load combinations for transmission structures consistent with ASCE 113 and applicable utility standards. (preferred)
  • Coordinate with line design teams to interpret loading inputs/outputs (wind/ice, ruling spans, angles, broken wire, construction loads) and translate them into structure and foundation design requirements. (preferred)
  • Review vendor drawings/submittals for poles, lattice towers, crossarms, and line hardware for compliance with project requirements. (preferred)


Qualifications and Skills

  • Experience in Structural Steel and Concrete Design
  • Experience Dynamic Analysis (Response Spectrum, Time History, and Transient)
  • Good written and verbal communication skills are essential
  • Previous related internship experience is a plus but not necessary

 

Must have a working knowledge and practical experience in the following applications:

  • RISA 3D, connection and foundation
  • RAM Connection
  • MathCAD
  • PLS-CADD/PLS-Pole/PLS-Tower (preferred)
  • Excel
  • AutoCAD
  • Microsoft Office

 

 

Other Skills and Abilities:

  • Ability to break down technical concepts and communicate fundamentals to staff
  • Ability to manage priorities with minimal guidance

 

 

Require Education and License Registrations

  • Bachelor’s degree in civil/Structural engineering, plus a minimum of 8 years of relevant work experience
  • PE license is required (preferably CA) SE license is preferred.

 

 

Physical Demands

Must be able to perform the site visit to prepare sketches and as-built drawings. Must be able to climb the ladder and stair platforms. Must be able to lift or exert up to 10 pounds. Requires good depth perception and the ability to judge distances and spatial relationships.

Salary : $120,000 - $150,000

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