Underground Transmission Line Engineer 3 – Grid

Sargent & Lundy

Underground Transmission Line Engineer designing underground lines for voltages up to 500kV. Supporting project teams with design criteria, routing challenges, and physical design development.

Posted 4/16/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $72,690 - $106,250 per yearWebsite

About the role

Key responsibilities & impact

Design underground transmission lines for voltages up to 500kV.
Support Project team to develop for cost analyses, development of design criteria, routing, siting and routing challenges and placement of manholes for underground transmission lines.
Support development of physical design including duct bank layouts, development of trenchless designs, cable pulling calculations, development of drawing packages.
Support cable selection studies, determining bonding scheme, performing ampacity calculations.
Develop riser structure configuration and structural loading.
Develop specifications including cable procurement, duct bank installation, trenchless installation and general construction specifications.
Coordinate other engineers, designers and drafters.
Review vendor submittals.

Requirements

What you’ll need

This position requires a BS degree from an ABET-accredited engineering program.
Experience with cable tensioning calculations and/or software.
3 or more years of experience on underground transmission projects.
Experience with XLPE cable design.
Preparation of specifications for installation and procurement of underground transmission line materials and components.
Knowledge of design techniques, tools, and principles involved in the production of technical plans, drawings, and models.
Proficiency with MS Office applications.
Excellent written, verbal and interpersonal communication skills.
Attention to detail.

Benefits

Comp & perks

Health Plans: Medical, Dental, Vision
Life & Accident Insurance
Disability Coverage
Employee Assistance Program (EAP)
Back-Up Daycare
FSA & HSA
401(k)
Pre-Tax Commuter Account
Merit Scholarship Program
Employee Discount Program
Corporate Charitable Giving Program
Tuition Assistance
First Professional Licensure Bonus
Employee Referral Bonus
Paid Annual Personal/Sick Time (PST)
Paid Vacation
Paid Holidays
Paid Parental Leave
Paid Bereavement Leave
Flexible Work Arrangements

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

cable tensioning calculationsampacity calculationsduct bank layoutstrenchless designscable pulling calculationsriser structure configurationstructural loadingspecifications preparationXLPE cable designdesign techniques

Soft Skills

attention to detailwritten communicationverbal communicationinterpersonal communication

Certifications

BS degreeABET-accredited engineering program