Entry Level Tunnel Engineer - 2027

LJB Inc.; Riverside (CA); On-site; USD 81,000 - 100,000; Full time

Job summary

LJB Inc. in Los Angeles, CA, seeks an Entry Level Tunnel Engineer for our office. The ideal candidate will have 0–3 years of experience in geotechnical, underground, tunnel, or trenchless projects and a collaborative, forward-thinking mindset.

You will produce technical deliverables, assist with design calculations and reports, and communicate clearly with owners, contractors, and stakeholders. Field observations are required, with a standard weekday schedule and occasional night or weekend work.

Qualifications

• Bachelor's degree in Civil, Structural, Geotechnical, or related field.
• 0-3 years of relevant experience in geotechnical, underground, tunnel, or trenchless projects.
• Thorough knowledge of relevant codes, operations, processes, and trends.

Responsibilities

• Produce technical deliverables per client specifications with guidance.
• Prepare construction plans, designs, calculations, and reports with guidance.
• Communicate technical and non-technical information in meetings with owners, contractors, and stakeholders.
• Produce tunnel, geotechnical, and structural calculations for trenchless design and supports.
• Assist with geotechnical data reports and baseline reports.
• Assist with geotechnical engineering for tunnel projects and parameter development.
• Assist with structural engineering for tunnels, shafts, and stations including lining and supports.
• Observe field construction; expect weekday, night, and weekend work.
• Office-based work during standard weekday hours.

Skills

Problem solving

Teamwork

Technical writing

Communication

Independence

Education

Bachelor's degree in Civil/Structural/Geotechnical Engineering or related field

Job description

LJB Engineering Company, is a national engineering consulting firm currently seeking an Entry Level Tunnel Engineer for our Los Angeles, CA office location.

The ideal candidate will have 0-3 years of experience working on geotechnical, underground, tunnel, or trenchless construction projects and possess the professional and interpersonal skills to make a positive impact on our firm and the clients we serve.

We are looking for a motivated professional with a forward-thinking mindset, strong analytical problem-solving skills, and a collaborative spirit.

Salary Range: $81,00 - $99,750 based upon experience, certifications, and regional market standards.

Benefits: View our 2026 Benefits Summary

ENTRY LEVEL TUNNEL ENGINEER ESSENTIAL FUNCTIONS:

• Produce technical deliverables according to client specifications with appropriate guidance.
• Prepare construction plans and specifications, structural/geotechnical calculations and design reports, and technical memoranda with appropriate guidance.
• Communicate technical and non-technical information in a concise, professional manner, including participation in technical meetings and workshops with owners, contractors, and other stakeholders.
• Produce engineering calculations including tunnel, geotechnical, and structural calculations (including numerical analysis) as required in support of tunnel and trenchless design including support of excavation (shafts & tunnels - including connection details and complex structures), and adherence to all local and national codes of practice for concrete, steel, and timber design.
• Assist in preparation of technical memoranda, letters, and reports, including geotechnical data reports (GDR's), and geotechnical baseline reports (GBR's).
• Assist with geotechnical engineering associated with tunnel and trenchless design, including development of design parameters from geotechnical reports and project documents.
• Assist with structural engineering associated with tunnel, shaft, and stations, including lining, connections, support of excavation, and retaining structures in steel, concrete, and timber.
• Observe construction in the field on an as needed basis.
• Field based assignments will include weekdays, night, and weekend work.
• Office based assignments will require a standard weekday business hours work schedule.

ENTRY LEVEL TUNNEL ENGINEER Required Qualifications:

• Bachelor's degree in relevant area of study (Civil, Structural, Geological/Geotechnical, or related field).
• 0-3 years of relevant experience.

Preferred Qualifications:

• Thorough knowledge of relevant technical codes, operations, processes, and trends.

Core Skills:

• Excellent problem solving, decision making, and teamwork skills.
• Excellent technical writing skills and attention to detail.
• Ability to communicate effectively with colleagues, contractors, and clients.
• Ability to work independently, exercise independent judgment, interact with other staff, and collaborate with other disciplines.

Why Join LJB?

Join LJB to build your career alongside experienced engineers while gaining hands‑on exposure to complex tunnel, geotechnical, and trenchless projects. We provide opportunities to learn, grow, and take on increasing responsibility as you develop your technical expertise.

LJB Inc. is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to creating a diverse and inclusive workplace where all employees are valued, respected, and have the opportunity to succeed. Employment decisions are based on qualifications, merit, and business needs, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, genetic information, marital status, or any other protected status under applicable law.

If you are a self-starting individual who wishes to join an established team that believes in excellence in the workplace, this opportunity is for you.

Keywords: Entry level, Tunnel Engineer, Civil Engineer, Structural Engineer