Oil & Gas Engineer I

Job Summary

As an Oil & Gas Engineer I, you’ll play a key role in supporting the design, development, and execution of infrastructure and mechanical systems that support midstream pipeline projects. This position blends civil and mechanical engineering fundamentals, giving you exposure to everything from facilities site development and pipeline routing to equipment design and regulatory compliance.

You’ll collaborate with a multidisciplinary team to deliver safe, efficient, and innovative solutions across oil & gas facilities, well sites, and pipeline infrastructure.

What You’ll Do 

Engineering Design & Analysis

• Assist in the planning and design of pipeline alignment sheets, including construction access, route review, permitting, HDD crossings, stormwater BMPs, and related pipeline facilities.  


• Support regulatory compliance and planning, including SPCC plans, facility response plans, jurisdictional determinations, and as-built records compilation.


• Support development of Process Flow Diagrams (PFD) and P&IDs.


• Perform hydraulic calculations, line sizing, pipe material grade and wall thickness selection, and Maximum Allowable Operating Pressure (MAOP) calculations


• Support production for development of design drawings including 30%, 60%, 90% and Issued for Bid (IFB) and Issued for Construction (IFC)

Field & Site Support

• Participate in site evaluations and assessments to determine feasibility and design requirements


• Conduct field inspections for regulatory compliance including field notes for report development.  


• Assist with as-built data collection and records verification to support retrofit and expansion projects.  

Documentation & Collaboration

• Prepare and review technical documents including drawings, reports, and specifications using engineering software and CAD tools


• Generate accurate documentation and field notes to support project execution and compliance


• Coordinate with civil, mechanical, structural, environmental, and electrical teams to ensure integrated design solutions

Compliance, Safety & Project Support

• Ensure designs align with industry codes, safety standards, and regulatory requirements


• Support project teams with scheduling, reporting, and client communication throughout the project lifecycle


• Follow and promote safety procedures across office and field environments

What You Bring

Required Qualifications

• Bachelor’s Degree in Civil Engineering, Mechanical Engineering, or a closely related discipline


• 0–2 years of relevant engineering experience (internships absolutely count—we’re not gatekeeping here)


• Foundational knowledge of engineering principles related to infrastructure and/or mechanical systems


• Strong analytical, problem-solving, and communication skills


• Ability to work both independently and collaboratively in a fast-paced environment

Preferred Qualifications

• Exposure to oil & gas projects or related infrastructure (pipelines, facilities, well sites)


• Familiarity with CAD/design software (AutoCAD, Civil 3D, SolidWorks, etc.)  


• Understanding of applicable codes, regulations, and compliance standards


• EIT certification or progress toward licensure  

Physical Requirements:

• The physical demands described represent those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities. 


• The employee is regularly required to: 


• Sit, stand, walk, stoop, kneel, twist, crouch, and crawl. 


• Use hands to handle, or feel objects, tools, or controls; and reach with hands and arms. 


• Talk or hear and communicate clearly. 


• The employee must: 


• Be able to occasionally walk on uneven terrain up to two miles per day. 


• Frequently lift and move up to 10 pounds and occasionally lift and move up to 25 pounds and infrequently up to 50 pounds. 


• Specific vision abilities required by this job include close vision, color vision, depth perception, and the ability to adjust focus. 

Hours and Travel: 

This position requires the individual work 40 hours per week with 60% of time spent in the office and 40% in the field. 

At KLJ, we have a vested interest in the personal, financial, and professional goals of our employees. The salary for this position is expected to range between $65,000 - $85,000. Factors that may be used to determine actual salary include education (or applicable experience), training, job location, competencies relevant to the role, and internal equity. We offer a competitive full suite benefit package including health, dental, vision, and life insurance, performance bonus, 401k, employee stock ownership program and a flexible work environment that gives you options to support excelling both professionally and personally. The options available for the current year are described at www.kljeng.com/careers/benefits.    

This job description is not meant to be all-inclusive or restrictive and other duties may be assigned. It is a description of the job as presently defined and is subject at any time to revision. This document is intended to describe the general nature and level of work being performed by individuals assigned to this classification. This is not to be construed as an exhaustive list of all responsibilities, duties, and skills required. Individuals may be required to perform duties outside of their normal responsibilities, as needed.    

All applicants must be authorized to work in the US, without employer-sponsorship. KLJ does not offer employment based VISAS.     

KLJ will not be partnering with third-party recruiters on this position. Please review our third-party recruiting policy at www.kljeng.com/careers.