Senior Process Engineer - Oil & Gas

Responsibilities

• Lead process engineering and/or provide senior technical advice for multiple projects within a multi‑disciplinary team.
• Develop heat and material balances 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.
• Conduct detailed hydraulic calculations to determine pipe sizes, control valve sizing, compressor and pump duties, etc.
• Carry out facility over pressure protection calculations, PSV sizing, and documentation.
• Lead and/or participate in safety reviews, HAZOP/PHAs, and PSM activities.
• Develop Design Basis documents for new projects.
• Create Process Control Narrative documents and support Cause & Effect documentation.
• Maintain effective communication with project team members, clients, vendors, and contractors.
• Provide technical guidance and mentoring to less experienced designers and engineers (non‑supervisory role).
• Participate in proposal preparation for engineering services and support schedule planning, coordinating staffing resources with the Process Engineering Manager.
• Perform feasibility/economic studies, conceptual designs, front‑end design (FEL), and optimization/de‑bottlenecking studies.
• Support construction, commissioning, and startup efforts, draft operating procedures, and contribute to operator training manuals.
• 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.

• BS and/or MS in engineering from an ABET‑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 and a professional demeanor.
• Excellent team‑working skills.
• Proficiency in HYSYS, Synergi, VMG Symmetry, and/or Pro Max preferred.
• Ability to travel up to 20% for client meetings, site visits, startup activities, and industry events.
• Skills in pipeline hydraulic modeling, including dynamic surge analysis.
• We do not sponsor employees for work authorization in the U.S. for this position.

• Expected to lead self‑service propelling teams using data, automation, and AI to improve workflows and deliver cost‑effective designs.
• Oversee automation and process‑improvement initiatives, such as automating calculations, summarizing technical documents, and generating design documentation.
• Support engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs.
• Valued experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields is optional but desirable.

• 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

$84,762 - $129,498

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.

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.