Senior Process Engineer 1- Oil & Gas

sargentlundy· Process Engineering
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📍 Englewood, CO, USFULL TIME💰 USD 85K–129K

About this role

Description

  • Work as part of a multi-disciplinary team as the lead process engineer and/or senior technical advisor for multiple projects.
  • Develop the heat and material balance for new projects using process simulation tools.
  • Create process flow diagrams (PFD) and piping and instrumentation diagrams (P&IDs).
  • Perform equipment sizing calculations and prepare equipment data sheets.
  • Perform detailed hydraulic calculations to determine pipe sizes, control valve sizing, compressor and pump duties, etc.
  • Perform facility overpressure protection calculations, PSV sizing, and documentation.
  • Lead and/or participate in safety reviews, HAZOP/PHAs, and PSM activities.
  • Develop Design Basis for new projects.
  • Develop Process Control Narrative document and support Cause & Effect document.
  • Maintain effective communication with project team members and with clients, vendors, and contractors.
  • Provide technical guidance and mentoring to less experienced designers and engineers (non-supervisory role).
  • Participate in the preparation of proposals for engineering services. Support schedule planning for projects including coordinating staffing resources with Process Engineering Manager.
  • Perform feasibility/economic studies, conceptual designs, front-end design (FEL), optimization/de-bottle-necking studies.
  • Support construction, commissioning, and start-up efforts, draft operating procedures and provide operator training manual input.
  • Provide technical guidance and information to mechanical, electrical, instrumentation, civil, and project engineering disciplines.

This position is based on a hybrid work schedule and will require in-office work 3 days per week.

Qualifications

We do not sponsor employees for work authorization in the U.S. for this position.

 

Essential skills and experience:

  • This position requires a BS and/or MS in engineering from an ABET Engineering Accreditation Commission-approved program with a strong academic background.
  • 6+ years of oil and gas industry experience in midstream and/or upstream.
  • Professional Engineering License is preferred.
  • Strong knowledge of gas plants and gas processing preferred.
  • Excellent oral and written communication skills required as well as a professional demeanor.
  • Excellent team-working skills.
  • Skills in HYSYS, Synergi, VMG Symmetry, and/or ProMax preferred.
  • Able to travel as necessary for client meetings, job site visits, start-up activities, off-site training, industry related conventions/seminars, etc. (up to 20% travel).
  • Skills in pipeline hydraulic modeling including dynamic surge analysis.

 

AI & Automation at Sargent & Lundy

In this role, we expect people to be willing or able to lead others who use modern tools:

  • You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost-effective designs.
  • Leaders in these roles often direct automation and process-improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
  • Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs, is valued but not required.
  • We also value additional learning, such as a minor, certificate, or other experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields that enables effective oversight of automation and agentic AI-enabled engineering workflows.

Award-Winning Benefits

At Sargent & Lundy, we care about the health and well-being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work-life balance, which is why we are proud to provide competitive, award-winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.

 

Health & WellnessFinancial BenefitsWork-Life Balance
  • 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

Compensation Range

$84,762 - $129,498

Transparency Statement

Sargent & Lundy discloses compensation ranges that comply with all local and state regulations. The total compensation package for eligible positions will include a base salary or an hourly rate and a comprehensive benefits package, reflecting our commitment to rewarding performance and supporting the overall well-being of our employees. Individuals may also be eligible to participate in our yearly discretionary bonus.

About This Business Unit

The Energy & Industrial Group (EIG) specializes in delivering advanced engineering solutions across various sectors, including power generation, environmental compliance, oil & gas, and industrial projects, from new plant design to plant betterment and upgrade services for operating facilities. We have designed nearly 900 conventional power plants, yielding over 100,000 megawatts (MW) of generation capacity. Our expertise includes numerous recent and ongoing combined cycle projects that leverage the latest advanced machinery, including combustion turbines, steam turbines, and heat recovery steam generators from all leading suppliers. EIG is recognized for its commitment to decarbonization through innovative technologies in renewable energy, carbon capture, and hydrogen power. We excel in detailed engineering services for photovoltaic (PV) solar projects and energy storage integration, and lead the industry in carbon capture technologies, managing projects from conceptual studies, pilot demonstrations and through commercial scale implementation for utilities and industrial plants.

Equal Opportunity

Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

Frequently Asked Questions

What is the salary for the Senior Process Engineer 1- Oil & Gas role at sargentlundy?
The listed salary for this Senior Process Engineer 1- Oil & Gas position at sargentlundy is USD 85K–129K. This is an FULL TIME role.
Where is the Senior Process Engineer 1- Oil & Gas position at sargentlundy located?
This Senior Process Engineer 1- Oil & Gas role at sargentlundy is based in Englewood, CO, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Process Engineer 1- Oil & Gas role at sargentlundy full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Senior Process Engineer 1- Oil & Gas role in the Process Engineering department at sargentlundy.
Which team or department does the Senior Process Engineer 1- Oil & Gas at sargentlundy belong to?
This Senior Process Engineer 1- Oil & Gas position is part of the Process Engineering department at sargentlundy. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Process Engineer 1- Oil & Gas position at sargentlundy?
Click the "Apply Now" button on this page. You will be redirected to sargentlundy's official application portal hosted on icims where you can submit your application directly.
When was the Senior Process Engineer 1- Oil & Gas job at sargentlundy posted?
This Senior Process Engineer 1- Oil & Gas position at sargentlundy was posted on Jun 24, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Process Engineer 1- Oil & Gas
sargentlundy · 💰 USD 85K–129K
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