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Job Type:

Industry: Superintendents

Company: Obayashi Corporation


OBAYASHI CORPORATION is seeking qualified candidates with experience in Heavy Civil and Underground Construction to fill a lead role as a General Superintendent providing construction and tunnel mining expertise on a tunnel project, including planning, scheduling, and overseeing production. Reporting to Project Manager, this position is for an immediate full-time assignment on a job site near Portland, OR. The primary work environment is a construction job site, which includes shafts and tunnels.


  • Supervise, manage, and lead tunneling staff, including engineers, superintendents, foremen, and construction workers, from project inception to completion; coordinate with superintendents, subcontractors, suppliers, and other project team members to ensure smooth project execution.
  • Interface professionally with clients, their representatives, and labor union representatives regarding construction operations.
  • Collaborate with the project team to develop comprehensive work plans, schedules, and operational strategies to meet production goals, schedules, and budget targets.
  • Oversee and manage the procurement of equipment, materials, tools and supplies for the construction of the project. Ensure that adequate materials and equipment inventories are available when needed to support continuous production and project requirements.
  • Identify potential risks and develop mitigation measures while promoting a Safety-First culture. Ensure compliance with health, safety, environmental, and jurisdictional codes and regulations.
  • Organize and participate in safety and quality inspections, enforcing company rules and policies, and implementing corrective measures and disciplinary actions as needed.
  • Monitor and supervise the delivery, assembly/installation, testing, commissioning, and production performance of tunneling equipment.
  • Manage craft employees’ activities, including reviewing and verifying daily time sheets and reports, authorizing and controlling overtime hours, and handling hiring and terminations.


  • Minimum Experience: 10+ years of recent supervisory experience on tunnel projects in soft ground conditions
  • Preferred Experience: Rib & lagging experience
  • Education: High school graduate or higher.


  • Demonstrated ability to lead Safety-First culture on site.
  • Strong leadership and problem-solving skills.
  • Effective communication and interpersonal skills.
  • Ability to read and interpret drawings, specifications, and construction documents.
  • Attention to detail and ensure accuracy.
  • Good time management skills.
  • Ability to effectively multi-task, organize, prioritize, and delegate.
  • Good computer skills, including Microsoft Office, HCSS field, and email.


  • Able to work after hours, weekends and on call when needed.
  • Ability to walk and work on outdoor construction job sites.
  • Ability to lift and/or lift up to 40 lbs.

About Obayashi

Obayashi Corporation has delivered quality solutions to infrastructure challenges across the globe for more than 120 years. Founded in 1892, Obayashi is the largest Japanese Contractor, consistently ranked in the Top 20 ENR Global Contractors and is the fourth largest International Contractor conducting business in the United States. Obayashi provides a full range of general contractor services in both public works and private sectors including: office buildings, residences, tunnels, highways, rail systems, bridges, artificial islands, airports and nuclear power plants. Other services include urban planning and architecture, real estate and property development, environmental, and waste services. The North American Operations consolidated revenue is over $1.2 billion in the United States and Canada.

Obayashi offers Competitive Market Salaries and Benefits Package including Medical PPO Plan, Dental DPO Plan, vision, EAP, Life Insurance & Disability and 401K Matching. Employee benefits are 100% covered by Obayashi and family coverage is covered at 80%.

Equal Opportunity Employer

Obayashi Corporation is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best available persons in every job. Company policy prohibits unlawful discrimination based on race, color, creed, gender, religion, marital status, registered domestic partner status, age, national origin or ancestry, physical or mental disability, medical condition including genetic characteristics, sexual orientation, or any other consideration made unlawful by federal, state, or local laws. It also prohibits unlawful discrimination based on the perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics. The Company is committed to compliance with all applicable laws providing equal employment opportunities. This commitment applies to all persons involved in Company operations and prohibits unlawful discrimination by any employee of the Company, including supervisors and coworkers.

To comply with applicable laws ensuring equal employment opportunities to qualified individuals with a disability, the Company will make reasonable accommodations for the known physical or mental limitations of an otherwise qualified individual with a disability who is an applicant or an employee unless undue hardship would result. If you need an accommodation to complete the application process, please contact the Human Resources Department by either visiting Obayashi Corporation at 950 Tower Lane, Suite 800, Foster City, CA 94040 or calling (650) 952-4910.

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