Senior Structural Engineer

ieng; Granite City (IL); On-site; USD 115,000 - 145,000; Full time

Benefits offered by this job

Employee Stock Ownership Program

Discretionary Annual Bonus

Health Insurance

Vision Insurance

401k with discretionary company contr.

Paid Time Off

Paid Holidays

Tuition Reimbursement Program

Employee Assistance Program

Job summary

iENG Design is seeking a Senior Structural Engineer to join our Engineering team in Chesterfield, MO or Granite City, IL. You will lead analysis for complex pipe racks, skids, and supports, ensuring code-compliant designs as a licensed P.E.

You will mentor staff, collaborate across disciplines, and help grow our modular/ skid-mounted offerings. Ideal candidates have 5+ years of industrial structural experience, proficiency with RISA/STAAD/RAM, and familiarity with AISC/ASCE7/IBC.

Qualifications

• Bachelor of Science degree in Civil or Structural Engineering.
• Licensed Professional Engineer (P.E) for Structural or Civil Engineering.
• 5+ years of structural engineering experience in an industrial or commercial setting.
• Experience with complex industrial structural design, notably pipe racks, skids, platforms, and equipment supports.
• Proficiency with structural analysis software such as RISA, STAAD, RAM, or similar.
• Expert working knowledge of AISC,ASCE 7, IBC, and relevant structural codes.
• Experience in a mechanical contracting, EPC, or design/build environment is preferred but is not required.
• Familiarity with pipe stress analysis tools such as AutoPIPE, CAESAR II, or similar is preferred but is not required.
• Experience with modular or skid-mounted structural design and exposure to seismic design in high-hazard zones (CDC C-F) is preferred but is not required.

Responsibilities

• Lead structural calculations and analysis for complex pipe racks, equipment skids, pipe and equipment stands, elevated platforms, and other industrial support structures.
• Design and evaluate hanger systems including anchoring, guides, and specialty restraints for demanding piping and equipment configurations.
• Incorporate all applicable structural loading requirements — dead loads, live loads, wind loads, seismic forces, and pipe stress analysis results — into comprehensive, code-compliant designs.
• Prepare and seal structural drawings and calculations as a licensed P.E., taking technical responsibility for design deliverables.
• Serve as a technical resource for the team on code interpretation, load path analysis, and complex structural details.
• Perform detailed technical reviews and QC checks on calculations and drawings prepared by staff engineers, providing constructive and actionable feedback.
• Support the Director in maintaining and evolving department calculation templates, design standards, and quality control procedures.
• Identify inconsistencies, technical gaps, or efficiency opportunities in current workflows and bring recommendations to the Director.
• Ensure all design deliverables reflect applicable codes (AISC, ASCE 7, IBC, OSHA) and department standards before issuance.
• Provide day-to-day technical guidance, coaching, and informal mentorship to staff-level structural engineers.
• Support junior engineers in developing their calculation and design skills through direct collaboration and review feedback.
• Work closely with piping, mechanical, and process disciplines to ensure seamless structural integration across multi-discipline project teams.
• Participate in constructability reviews, project coordination meetings, and interdisciplinary design reviews as the structural subject-matter expert.
• Manage the structural scope on assigned projects, coordinating workload and deliverable schedules with the Director and project management teams.
• Act as the primary structural point of contact for project teams on assigned work, making and communicating technical decisions with confidence.
• Contribute to the department's expansion into modular plant structural design, helping to define technical approaches and set precedents for the new service line.
• Support the Director in recruiting, onboarding, and developing structural engineering talent as the department grows.

Skills

P.E. license

Structural engineering

Industrial design

RISA

STAAD

RAM

AutoPIPE

CAESAR II

Modular design

Education

Bachelor of Science in Civil/Structural Engineering

Tools

RISA

STAAD

RAM

AutoPIPE

CAESAR II

Job description

iENG Design is seeking a qualified professional to join our Engineering team. iENG's method of engineering is unique: We begin with the end in mind, and we challenge everything. We take time to understand the project we want to deliver. We understand the owner's vie ws, use of building, the owner's operation and maintenance capabilities. We look at first cost v. operation cost v. life cycle cost. Every iENG project has a best value and best design---and that's what we deliver. An IMI Company, iENG serves nationwide Fortune 500 clients across the Institutional, Commercial and Industrial markets---there isn't a project our team cannot tackle.

iENG Design is headquartered in Chesterfield, MO and ha s branch offices in Granite City, IL, Nashville, TN and Charlotte, NC. Services & Capabilities include: Engineering & Design, VDC/BIM Coordination, Construction Support, Scheduling, Commissioning, Retro Commissioning and Inspection Services. iENG currently ranks as one of the largest engineering/design firms by revenue in the region.

We are currently looking for a Senior Structural Engineer to join our Engineering team located at our office in Chesterfield, MO or Granite City, IL. Our ideal candidate for a Senior Structural Engineer is someone who has 5+years of experience in a fast-paced, design/build mechanical contracting company or similar.

Primary responsibilities for iENG’s Senior Structural Engineer include:

• Lead structural calculations and analysis for complex pipe racks, equipment skids, pipe and equipment stands, elevated platforms, and other industrial support structures
• Design and evaluate hanger systems including anchoring, guides, and specialty restraints for demanding piping and equipment configurations
• Incorporate all applicable structural loading requirements — dead loads, live loads, wind loads, seismic forces, and pipe stress analysis results — into comprehensive, code-compliant designs
• Prepare and seal structural drawings and calculations as a licensed P.E., taking technical responsibility for design deliverables
• Serve as a technical resource for the team on code interpretation, load path analysis, and complex structural details

Quality Control & Standards

• Perform detailed technical reviews and QC checks on calculations and drawings prepared by staff engineers, providing constructive and actionable feedback
• Support the Director in maintaining and evolving department calculation templates, design standards, and quality control procedures
• Identify inconsistencies, technical gaps, or efficiency opportunities in current workflows and bring recommendations to the Director
• Ensure all design deliverables reflect applicable codes (AISC, ASCE 7, IBC, OSHA) and department standards before issuance

Mentorship & Team Collaboration

• Provide day-to-day technical guidance, coaching, and informal mentorship to staff-level structural engineers
• Support junior engineers in developing their calculation and design skills through direct collaboration and review feedback
• Work closely with piping, mechanical, and process disciplines to ensure seamless structural integration across multi-discipline project teams
• Participate in constructability reviews, project coordination meetings, and interdisciplinary design reviews as the structural subject-matter expert

Project & Department Leadership

• Manage the structural scope on assigned projects, coordinating workload and deliverable schedules with the Director and project management teams
• Act as the primary structural point of contact for project teams on assigned work, making and communicating technical decisions with confidence
• Contribute to the department's expansion into modular plant structural design, helping to define technical approaches and set precedents for the new service line
• Support the Director in recruiting, onboarding, and developing structural engineering talent as the department grows

Primary qualifications for iENG’ s Senior Structural Engineerin clude:

• Bachelor of Science degree in Civil or Structural Engineering
• Licensed Professional Engineer (P.E) for Structural or Civil Engineering
• 5+ Years of structural engineering experience in an industrial or commercial setting
• Demonstrated experience with complex industrial structural design, notably pipe racks, skids, platforms, and equipment supports
• Proficiency with structural analysis software such as RISA, STAAD, RAM, or similar
• Expert working knowledge of AISC,ASCE7, IBC, and relevant structural codes
• Experience in a mechanical contracting, EPC, or design/build environment is preferred but is not required
• Familiarity with pipe stress analysis tools such as AutoPIPE, CAESAER II, or similar is preferred but is not required
• Experience with modular or skid-mounted structural design and exposure to seismic design in high-hazard zones (CDC C-F) is preferred but is not required

COMPENSATION AND BENEFITS:

• Salary Range: $115,000 - $145,000
• Employee Stock Ownership Program
• Discretionary Annual Bonus'
• Health Insurance
• Vision Insurance
• 401k with Discretionary Company Contributions
• Paid Time Off (Vacation; Sick Time)
• Paid Company Holidays
• Tuition Reimbursement Program
• Employee Assistance Program

DIVERSITY:

Our commitment to diversity and inclusion starts with us. The IMI companies strive to build a team that is truly reflective of the communities we serve in every level of our business. We know that when diverse minds and perspectives come together, the possibilities are limitless.

WHY iENG DESIGN?

The iENG team is led by innovative engineers with vast experience across multiple industries. Their passion and understanding of the design & construction process results in a higher level of excellence within our entire engineering & design group. IMI companies know that to tackle the challenging projects we are faced with every day takes a team of creative problem solvers who aren’t afraid to be bold. Which is why IMI companies work every day to create a work environment that gives back to our employees. We take pride in supporting our own.

EOE/M/F/V/D

In compliance with Federal and State equal employment opportunity laws, qualified applicants are considered for all positions without regard to race, color, religion, sex, national origin, age, marital status, veteran status, non-job-related disability, or any other protected group status.

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