Civil Engineer Intern

Leidos; Chicago (IL); On-site; USD 48,000 - 87,000; Full time

Job summary

Leidos seeks a highly motivated Civil Engineer Intern in Chicago, IL to support design and planning activities for electric transmission and substation civil/structural facilities. You will assist with modeling, evaluating structures, and preparing construction documentation.

Under supervision, you will create calculations, design foundations, and develop BOMs while adhering to client standards and safety codes.

Qualifications

• Must be currently enrolled in an accredited Civil Engineering degree program with emphasis in Structures; completion of specific courses required.
• Knowledge of transmission and substation civil/structural design is a plus.
• Ability to meet deadlines; team player; work with limited supervision.
• Strong written and verbal communication skills; detail oriented; strong analytical skills.

Responsibilities

• Create substation civil/structural calculations.
• Design supporting foundation structures.
• Develop Bill of Materials based on design criteria.
• Apply National Electrical Safety Code requirements to design processes.
• Work with client standards to implement design.
• Assist development of client standards as needed.
• Collaborate with a designer/drafter to create project drawings.

Skills

Teamwork

Communication

Detail orientation

Analytical skills

Initiative

Time management

Computer proficiency

Education

Civil Engineering program enrollment

Job description

Job Description

Leidos continues to expand its operations, and seeks a highly motivated, Civil Engineer Intern in our Chicago, IL location. This strategically important position will have a large impact on an already successful organization. Successful candidates must comply with quality control and safe work practices and maintain compliance with project scope, schedule and budget. This position will be a member of a design team comprised of engineers, designers, and CAD technicians and will work with client standards to implement engineering designs. The Civil Engineer Intern will be responsible for design and planning related activities associated with electric transmission, and substation civil/structural facilities. This includes assisting on projects with transmission line and substation civil/structural modeling, evaluating corresponding structures, hardware and foundations. Responsibilities will also include preparation of supporting construction documentation and plans.

Responsibilities under direct supervision of a staff engineer will include:

• Create substation civil/structural calculations
• Design supporting foundation structures
• Develop Bill of Materials based on design criteria
• Applying the minimum requirements of the National Electrical Safety Code to the design processes
• Working with client standards to implement design
• Assist development of standards for clients as needed
• Working with a designer/drafter to create the required drawings for each project

Required Education and Experience:

• Must be currently enrolled in an accredited Civil Engineering degree program with an emphasis in Structures: Note: Must have completed, at a minimum, (1) course in structure analysis, (1) course in steel design/or concrete design, and (1) foundation/or geotechnical course.
• Knowledge of transmission and substation civil/structural design is a plus
• Ability to meet deadlines
• Team player who can work effectively in team environment
• An individual with initiative that can work with limited supervision
• Strong written and verbal communication skills required when interfacing with clients and staff
• Detail oriented
• Strong analytical skills and proven problem solver in both team and independent environments
• High level of computer competency

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

September 8, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $48,100.00 - $86,950.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.