• Project Manager - Downstream

    Hatch (Houston, TX)
    …design criteria, HMB, PFDs, P&IDs development + Develop/Review process simulations ( HYSYS and other process simulators) and heat/material balance. + Design ... DEPs, BP GPs etc. + Experience in industry standard software such as HYSYS , Unisim, Flare System Analyzer, Pipesim, Phast, Flaresim, etc. + Experience in onshore… more
    Hatch (07/09/25)
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  • Lead Process Engineer - Downstream

    Hatch (Houston, TX)
    …design criteria, HMB, PFDs, P&IDs development + Develop/Review process simulations ( HYSYS and other process simulators) and heat/material balance + Design ... DEPs, BP GPs etc. + Experience in industry standard software such as HYSYS , Unisim, Flare System Analyzer, Pipesim, Phast, Flaresim, etc. + Experience in onshore… more
    Hatch (07/09/25)
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  • Commissioning and Start-up Process/Mechanical…

    Chart Industries (The Woodlands, TX)
    …startup activities, perform Process Engineering tasks that include running simulations in HYSYS or Pro/II and generating Process deliverables that include PFD, HMB, ... and stakeholders. + Working experience in using Process Simulation software, such as ASPEN+, HYSYS , Unisim, Pro/II, etc. is a plus. + Proficient in the use of… more
    Chart Industries (05/10/25)
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  • Experienced Air Advisor

    ExxonMobil (Spring, TX)
    …flares and VRUs + Able to build complex facility models using PROMAX & HYSYS + Working knowledge of Microsoft Office computer software; Visio + Well-versed with ... upstream oil & gas regulation requirements and reporting such as GHGRP Subpart W, NSPS OOOOa/b, Engine Rules (ZZZZ, JJJJ) + Title V permitting experience preferred **Your benefits** **An ExxonMobil career is one designed to last. Our commitment to you runs… more
    ExxonMobil (08/07/25)
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  • Energy Management & Hydraulics Modeling Engineer

    Phillips 66 (Houston, TX)
    …(SPS), including Model Lab; Nextgen; WinFlow; OLGA; VMG Symmetry; AFT Fathom; Aspen HYSYS ; Promax; and others) **Midstream** The Phillips 66 Midstream business is a ... safe, reliable, and trusted provider for the movement, storage, gathering, and processing of liquid or gas energy via pipelines or terminals. We are an industry leader in logistics and operate or manage more than 70,000 miles of pipelines that transport crude… more
    Phillips 66 (08/04/25)
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  • Senior Technology Expert (Reforming, Isom,…

    Chevron Corporation (Pasadena, TX)
    …execution + Proficiency in process simulation software packages, such as Aspen/ HYSYS . + Familiarity with process monitoring tools and process modeling software. ... PI, Seeq, PROII, etc. + Awareness of Process Safety Management concepts and principles such as PHA, LOPA, AOA, IOWs etc. + Experience with Merox and/or other Treating Processes. **Relocation Options:** _Relocation_ **_may be_** _considered within Chevron… more
    Chevron Corporation (08/01/25)
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  • Process Engineer II

    Chart Industries (The Woodlands, TX)
    …Knowledge of chemical engineering "First Principles" + Working knowledge of ASPEN, HYSYS and/or SimSci process simulation software + Knowledge of cryogenic process ... technologies which can include cryogenic air separation, natural gas liquefaction, hydrogen liquefaction, helium processing and liquefaction, etc. + Knowledgeable in natural gas processing technologies + Understands basic applicable engineering codes + Proven… more
    Chart Industries (07/19/25)
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  • Compression Engineer

    ExxonMobil (Midland, TX)
    …projects + Excellent analytical, problem-solving and decision-making skills. + Proficient in Hysys or related software with ability to model design modifications and ... pressure drops. + Ability to understand/redline P&ID drawings. + Ability to work collaboratively in a cross-functional team and manage multiple projects simultaneously. + Strong communication skills both written and verbal, with the ability to engage and… more
    ExxonMobil (07/18/25)
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  • Relief Valve Engineer

    Hargrove Engineers & Constructors (Longview, TX)
    …simulation software such as Aspen Plus, Aspen Plus Dynamics, PRO/II, DYNSIM, HYSYS , CHEMCAD, WinGEMS, ProMax, etc. **Physical Requirements:** + Ability to sit, ... stand, or walk for long periods of time. \#LI-LF1 **Hargrove Culture** We work to create an environment founded on trust, personal integrity, and a "team mentality" so that each person understands the value of their contributions both on a project and… more
    Hargrove Engineers & Constructors (07/10/25)
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  • Senior Chemical Engineer - Oil, Gas & Chemical…

    Burns & McDonnell (Houston, TX)
    …software (ie, Microsoft Office Suite). + Experience in process simulation software (ie HYSYS and/or Aspen Plus, HTRI) is preferred. + Strong attention to detail, ... facilitation, team building, collaboration, organization, and problem-solving skills. + This position requires an individual capable of applying intensive and diversified knowledge of principles and practices to broad areas of assignments. Must be capable of… more
    Burns & McDonnell (07/05/25)
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