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Job Description: Senior Principal Process Engineer (8 -12 Years Experience) Role Definition The Senior Principal Process Engineer is responsible for leading process engineering activities, developing process concepts and design packages, and ensuring technically sound, commercially competitive solutions for Hydrogen, HyCO, synthesis gas, CO2 Removal and Gasification related chemical plants. The role involves close coordination with Business Development & Sales teams, direct customer interaction, and leadership in project execution and optimization. Qualification & Skills B.Tech / M.Tech in Chemical Engineering from a reputed university10+ years of experience in Process Design & EngineeringAdvanced expertise in Aspen HYSYS, Aspen Plus, UNISIM, or equivalent simulation toolsExtensive experience in:Hydrogen TechnologiesSMR (Grey & Blue Hydrogen)Electrolysis (PEM, Alkaline, SOEC Green Hydrogen)HyCO & Syngas ProcessCO RemovalprocessAmine systems/ Chemical wash processesCoal Gasification & Syngas Conditioning & PurificationSour Water Gas Shift (SWGS)Rectisol / Physical solvent processesDownstream SynthesisAmmoniaMethanolSynthetic Natural Gas (SNG)Strong techno-commercial understanding of project costing and plant economics (NPV/ LCC)Advance understanding of ARE power profiles to determine optimal electrolyser capacity and optimized specific energy consumption (kWh/kgH2)Proven experience in leading client interactions and technical discussions Key Roles & Responsibilities Lead process design and simulation activities for hydrogen, syngas, ammonia and CO2 removal plants Lead electrolyser system design, including: Integration with renewable power profiles Battery storage and hydrogen storage optimization Downstream purification and compression systems Develop and optimize process concepts aligned with customer requirements and commercial viabilityDrive plant optimizationbased on:Life cycle cost (LCC)Net Present Value (NPV)Review and approve key engineering deliverables:Process design basisPFDs, P&IDsHeat & Mass BalanceProcess DatasheetEquipment sizing and specificationsLead technical proposal preparation, including:Configure optimized Process Concept from CAPEX & OPEX point of viewUtility and consumption calculationsProcess Guarantee NumbersTechnical risk assessmentAct as interface with clients, EPC contractors, and internal stakeholdersSupport Business Development & Sales teams in:Technical clarificationsBid strategy and competitivenessLead plant performance guarantee testsDrive after-sales support activities:Plant audits and performance evaluationsRevamp studies and debottleneckingCustomer optimization discussionsMentor junior engineers and review their work outputs Key Competencies Strong leadership and decision-making skillsDeep process engineering expertise and troubleshooting capabilityExcellent techno-commercial acumenStrong stakeholder management and communication skills Ability to manage multiple projects and deadlines .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.