{"id":4254954,"url":"https://alion.io/job/western-midstream-applications-engineer","title":"Applications Engineer","company":{"id":2164816,"name":"Western Midstream","domain":"westernmidstream.com","url":"https://alion.io/company/westernmidstream","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["The Woodlands, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bioreactors","optional":false},{"name":"Microsoft Office","optional":false}],"status":"live","first_seen_at":"2026-11-13T08:00:00Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-13T14:26:30Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Job Summary:\nThe Applications Engineer is responsible for developing technical and commercial proposals for industrial and municipal water and wastewater treatment projects. This role supports business development efforts by evaluating customer requirements, developing treatment solutions, performing process calculations, selecting equipment, estimating costs, and preparing high-quality technical and commercial proposals.\nThe successful candidate will have experience with membrane technologies including Reverse Osmosis (RO), Ultrafiltration (UF), Nanofiltration (NF), Membrane Bioreactors (MBR), and associated water treatment processes. The Applications Engineer will collaborate closely with sales, process engineering, project management, procurement, fabrication, and operations teams to deliver technically sound, commercially competitive, and executable solutions.\nThis position serves as a key technical resource throughout the sales cycle, from opportunity qualification through proposal submission, contract award, project handoff, startup support, and customer follow-up.\nResponsibilities:\nLead technical proposal development for industrial and municipal water treatment projects, including review of RFPs, specifications, water analyses, and customer requirements. \nDevelop treatment concepts, process designs, equipment selections, scopes of supply, and technical/commercial proposals. \nPerform process engineering calculations, including mass balances, hydraulic calculations, membrane projections, and water chemistry evaluations. \nDevelop and review process documentation, including PFDs, HFDs, preliminary P&IDs, and equipment sizing requirements. \nPrepare capital and operating cost estimates, lifecycle cost analyses, and support proposal margin reviews. \nCoordinate with suppliers, subcontractors, procurement, and internal stakeholders to obtain pricing and ensure proposal accuracy. \nSupport customer meetings, site visits, technical presentations, and respond to technical inquiries throughout the sales process. \nParticipate in proposal risk assessments, value engineering activities, contract reviews, and project award negotiations. \nProvide technical support during project execution, including detailed design reviews, testing, commissioning, startup, and troubleshooting. \nEnsure all proposed solutions comply with applicable safety, environmental, regulatory, and customer requirements.\nQualifications:\nMinimum 5 years of experience in water treatment engineering, process engineering, applications engineering, or proposal development. \nExperience designing and proposing industrial and/or municipal water and wastewater treatment systems. \nProduced water / reuse experience.\nStrong knowledge of membrane technologies, including Reverse Osmosis (RO), Ultrafiltration (UF), Nanofiltration (NF), and related treatment processes. \nComplete system solution development (not just membrane skids).\nExperience performing process calculations, equipment sizing, water chemistry analysis, and treatment system design. \nProven ability to develop technical proposals, cost estimates, and customer-facing documentation. \nExperience working directly with customers, engineering firms, contractors, suppliers, or OEMs. \nProficiency with Microsoft Office and water treatment design/modeling software (e.g., WAVE, ROSA, IMSDesign, Winflows) with strong technical communication skills.\nHigh-recovery and semi-batch RO experience.\nCommercial decision-making capability.\nEducation:\nBachelor's degree in Chemical, Environmental, Civil, or Mechanical Engineering (with water treatment experience)\nRelocation:\nThis position is eligible for relocation\nTravel Requirements:\nThe percentage of travel required for this position is up to 25%\nWork Schedule:\nThis position follows a hybrid schedule working in office Monday, Tuesday, Thursday and working remote Wednesday and Friday. 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