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JS
Voice and Data Engineer
John Staurulakis (jsitel.com)
Remote, United States
- $40,000 to $65,000 USD / year
JSI invites you to join our team as a Voice and Data Engineer on our Managed Services team, where you'll play a critical role in advancing broadband and telecommunications initiatives that…
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Senior Software Engineer
Cariloop
United States
…diverse needs of individuals and families at every stage of life. Operating remotely across the United States, we embrace a virtual work culture that champions collaboration, flexibility,…
Added 1 min ago
Senior Software Engineer
FlightSafety International Inc
Seattle, WA
…scalable, secure, and reliable operations. We are looking for an engineer who combines deep PostgreSQL expertise with strong automation, systems thinking, and operational ownership.…
Added 2 mins ago
S
Solutions Architect
SpaceXAI
Remote, United States
- $164,500 to $210,000 USD / year
…traction; help customers build workflows they can't imagine operating…
Added 3 mins ago
Production Coordinator
Spirax-Sarco Ltd.
Ogden, UT
…with an innovative solution 100 years ago when a self-taught engineer invented the first metal-sheathed resistance heating element. It was this then-advanced thermal technology that…
Added 5 mins ago
NM
Project Engineer
Noble Machines, Inc
Sunnyvale, CA
- $150,000 to $210,000 USD / year
The Project Engineer manages the path from lab capability to repeatable, measured, on-site performance. You integrate Moby’s software and hardware for a customer’s environment, prove it…
Added 5 mins ago
Instrumentation Controls & Power Generation Manager
Louis Dreyfus Company
Grand Junction, IA
Works with the Safety, Health, and Environmental (SHE) staff to assure regulatory certifications and compliance on capital and process improvements, normal operating practices regarding SHE
Added 7 mins ago
IT Network and End User Support Engineer - Riverton, Wyoming
RIVERTON, WY
The IT Network & End User Support Engineer provides intermediate-level technical support to maintain secure, reliable network, telecommunications, and end-user technology services across…
Added 8 mins ago
Network Automation Engineer II
Astreya Partners, LLC
Fremont, CA
The Network Engineer II is a focal point for all internal and external orders required to maintain the network. This position requires the ability to work independently with a high level of…
Added 8 mins ago
Senior Mechanical Engineer Project Manager
RE/SPEC Inc.
Morgantown, WV
RESPEC seeks an experienced Senior Mechanical Engineer Project Manager to support our energy, wastewater, mining, and industrial projects.
Added 10 mins ago
MC
Identity Access Management Security Engineer
MCI Communications Srvs LLC 151
Branchburg, NJ · Ashburn, VA · Irving, TX · Cary, NC
- $101,000 to $194,000 USD / year
You’ll be operating and implementing Identity Access management software and hardware to help ensure our customers keep their systems secure and spot risks before they become real threats.…
Added 10 mins ago
V
Sr. Splunk ITSI Engineer-Active (TS/SCI/FSP)
Vibrint
Hanover, MD
- $185,000 to $200,000 USD / year
Ability to develop technical documentation, standard operating procedures, and knowledge-transfer materials for operational teams.
Added 10 mins ago
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Staff Functional Safety Engineer, Software
Rivian and Volkswagen Group Technologies
Irvine, CA
- $171,100 to $226,740 USD / year
…leaders with a clear vision for automotive’s next chapter. From operating systems to zonal controllers to cloud and connectivity solutions, we’re addressing the challenges of electric…
Added 11 mins ago
Lead Process Engineer
Motiva Enterprises LLC
Houston, TX
The Lead Process Engineer provides process engineering leadership across the development and execution of large, complex capital projects. The role leads process engineering scope, ensures…
Added 12 mins ago
Senior Electrical Engineer
United States
Provide electrical, high-voltage, collection system, and substation support to operating renewable projects.
Added 12 mins ago
Network Engineer
SAIC
Springfield, VA
SAIC is hiring a Network Engineer to help engineer and operate a classified enterprise network that reaches diplomatic posts in nearly every country on earth. Every encrypted circuit, every…
Added 13 mins ago
Data Center Logistics Associate - Weekend 3rd Shift
GXO Logistics
Haskell, TX
Ability to read and interpret documents such as safety rules, operating instructions, and procedural documents
Added 13 mins ago
Data Center Logistics Associate - 3rd Shift
GXO Logistics
Haskell, TX
Ability to read and interpret documents such as safety rules, operating instructions, and procedural documents
Added 13 mins ago
Data Center Logistics Associate - Weekend 1st Shift
GXO Logistics
Haskell, TX
Ability to read and interpret documents such as safety rules, operating instructions, and procedural documents
Added 13 mins ago
Data Center Logistics Associate - 2nd Shift
GXO Logistics
Haskell, TX
Ability to read and interpret documents such as safety rules, operating instructions, and procedural documents
Added 13 mins ago
Data Center Logistics Associate - 1st Shift
GXO Logistics
Haskell, TX
Ability to read and interpret documents such as safety rules, operating instructions, and procedural documents
Added 15 mins ago
Chief Engineer /Director of Water Resources
State of Kansas
KS
The Chief Engineer administers laws related to conservation, management, use and control of water and watercourses in Kansas. The administration of these laws involves major regulatory…
Added 15 mins ago
Senior Software Engineer, Full Stack (iOS & Backend)
Raya
Remote, United States
We are seeking a Senior Full Stack Engineer with experience in iOS and backend services to join the Places team to build and elevate member-facing experiences across the Places iOS app.…
Added 16 mins ago
Senior Data Center Asset Management Engineer (Hillsboro, OR)
LinkedIn
Hillsboro, OR
We are seeking a Senior Data Center Asset Management Engineer to own and execute onsite hardware inventory, warehouse, and stockroom operations. This hands-on individual contributor role is…
Added 17 mins ago
Systems Integration Specialist
Opensignal
Remote USA, MA · MA
You will engineer repeatable, supportable & well-documented delivery processes and make extensive use of AI Agents to accelerate configuration, investigation and automation work, directing…

Valero

Principal Process Engineer - Fractionation

San Antonio, TX, United States

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Job details

Experience: 15 years of process engineering experience in a refining or petroleum industry, including field experience with startups and operating plant troubleshooting required.
Posting language: English
Posted: Nov 9, 2026

Original job description

Valero is looking for a Principal Process Engineer - Fractionation to join the Process Optimization & Support team at the Valero Headquarters in San Antonio, Texas. The Principal Process Engineer - Fractionation serves as Fractionation Subject Matter Expert providing best in class support for refinery optimization and project support.

Responsibilities may also include:

Reports to Technology Advisor, Fractionation and Crude units
Supports day-to-day routine optimization and troubleshooting distillation and Crude and Vacuum unit issues across the Refinery sites as needed.
Provides higher level troubleshooting and debottlenecking capability.
Responds to refinery requests for assistance.
Provide technical leadership to further develop Valero’s Process Chemical treatment program.
Assists plants with investigation and implementation of strategic projects.
Assists in the development and application of distillation and Crude and Vacuum unit technologies across the Refinery sites.
Stays abreast of emerging technology in in Distillation, Crude and Vacuum units.
Assists with establishing Key Processing “Best Practices” to improve profitability, including: operating conditions, feedstock processing, hardware change recommendations, monitoring process conditions, and unit performance reporting/comparison (benchmarking).
Supports capital development process in technology selection and front-end engineering as requested.
Conducts regular site visits to assist in evaluation, monitoring, troubleshooting, process design, performance tests, and optimization.
Conducts site visits during turnarounds/outages to assist with tower inspections, scope development, and solution evaluations.
Provides training for Valero early career engineers; Crude/Vacuum, Intro/Advanced Distillation, Intern, and selected onsite training (Operations support and Installation/Inspection).
Manages projects ranging from $50k - $5M.
Acts as primary contact with and monitors performance of Consultants, Vendors, Construction Contractors, and Subcontractors, etc. employed for the projects.
Communicates formally and informally to management at the refinery.
Develops and releases monthly Progress Reports.
Resolves technical/commercial/schedule issues and conflicts.
Controls project changes and directs communication with the refinery management regarding changes and change control.

This position is salaried exempt status, which means you are not eligible for overtime pay.

Bachelors of Science (B.S.) degree or higher degree in Chemical Engineering required.
15 years of process engineering experience in a refining or petroleum industry, including field experience with startups and operating plant troubleshooting required.
Field experience in P&IDs review, Instrument Identification, Unit operations, and troubleshooting-data acquisition required.
Field experience in troubleshooting fractionating towers and separators and in optimization of operating distillation columns required.
Experience with process design of fractionating internals and their hydraulic ratings required.
Ability to quickly assess unit/tower/separator performance issues, arrive at actionable recommendations and provide clear communications to operations, refinery leadership and corporate leadership required.
Able and willing to work on-site, in-person at the Valero San Antonio location, required.
Strong written and presentation skills is highly preferred.
Experience in primary crude fractionation operation, including desalting and vacuum systems preferred.
Experience with leading unit startups, including revamps and new units preferred.

All successful candidates must be eligible to obtain a TWIC card (Transportation Worker Identification Credential). It is Valero’s policy that employees must wear this card at all times while working at the refinery. Please review eligibility criteria at https://www.tsa.gov/for-industry/twic. Position level and salary will be commensurate with qualifications and experience.

Valero's employees are the heart of its success, and there is a reason why the company is an employer of choice in the fuels manufacturing and marketing industry. It’s not just the excellent benefits package, or the opportunities for personal growth, it’s also the caring and committed culture of the organization that makes everyone feel like they’re truly part of a team. For more information, visit Valero.com. Valero is an EEO/AA Employer. All qualified applicants are encouraged to apply and will receive consideration for employment without regard to legally protected status, including race/ethnicity, color, religion, sex (including pregnancy, gender identity and sexual orientation), national origin, age, disability, protected veteran or any other status protected by applicable federal, state or local laws. Please be advised, if you are viewing this position on a website that lists an estimated salary rate/range, it was not provided by Valero. Valero’s market specific salary rate/range will be provided during the recruiting process and tends to be higher than what is estimated by such websites. *LI-LP1

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