We are seeking a Senior Transmission Line Engineer who will work as members of a dynamic team working in a fast-paced environment, solving challenging problems involved with electric transmission.

The successful candidate will serve as an Engineer on electric transmission line design projects for high-voltage (HV) and extra high-voltage (EHV) overhead and underground systems for some of the largest utilities in the country.

They will apply NESC, ASCE, ACI and other applicable standards in the engineering and design of electrical overhead and underground systems, voltage conversion projects, new capacity projects, and infrastructure replacement projects.

Additionally, they will perform engineering analyses, prepare bidding documents, draft plans and specifications, and prepare material procurement and construction documents.

This will involve working with a multi-person Leidos team and interfacing with clients, project planning, environmental, permitting, and construction management personnel.

Work Location: Downtown Chicago (hybrid).

Relocation assistance can be provided to a qualified candidate.

Minimum Knowledge, Skills, and Abilities (KSAs):Bachelor’s degree in civil or mechanical engineering with a minimum of four (4) + years of relevant experience in the design of electric utility transmission systems.

Engineer-in-Training (EIT) certification.

Experience in reviewing full transmission line designs including PLS-CADD models, foundations, material, plan and profiles, and construction packages Knowledge of NESC, ACI, AISC, and ASCE code requirements; construction specifications; material procurement process; project schedules; and construction work packages.

Develop project scopes, budgets, and proposals Ability to work effectively in team environment but also able to work independently Proven ability to communicate with clients and project teams Work in client office is a possibility and/or periodic travel may be required (up to 10-15%)Program Expertise:Expert-level proficiency in PLS-CADD and experience with POLE.Experience with foundation analysis software such as LPILE or FAD Tools.

Microsoft Office (Word, Excel, PowerPoint)Preferred Experience:Professional Engineer (PE) License.

Experience with GO95 standards (if working in applicable regions).Experience with Construction Management and Support.

Program Experience:PLS TOWERBentley Micro Station Bentley Project Wise Mathcad Autodesk AutoCADWhy Leidos:At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success.

We empower our teams, contribute to our communities, and operate sustainably.

Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Our Mission, Vision, and Values guide the way we do business.We value and support the well-being and mobility of our employees with competitive benefit packages, complementary e-learning training, work-life flexibility, an exciting External Referral Program, and a diverse, inclusive, and ethical workplace.

Our recognition as an industry leader is confirmed by the latest national rankings by Engineering News-Record (ENR) ranking Leidos within the Top 10 T&D Firms, and Top 10 Power Firms.If this sounds like the kind of environment where you can thrive, share your resume with us today!PDSTLINEPower Delivery 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:December 11, 2025For 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 $73,450.00 - $132,775.00The 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.