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Alireza Maddah, Lead Process Engineer

Alireza Maddah

Lead Process Engineer·ExidaSP (UAE)

United Arab Emirates

Master's degree, Chemical Engineering

Work experience

Total years of experience: 34 years, 9 months

Lead Process Engineer

January 2025 - Present

ExidaSP (UAE)

Dubai, United Arab Emirates

January 2025 - Present

• Khor Mor LPG Gas In-Gas Out Project
Project Scope of Work: Detailed design for Alternative Export Routes for NG/NGL During Security Disruptions
• Collected, reviewed, and analyzed technical documentation to assess project requirements.
• Conducted hydraulic calculations
• Updated and modified engineering drawings (PFD, P&ID, UFD) to reflect design changes and improvements.
• Collaborated with multidisciplinary teams
• Khor Mor Additional LPG Loading Pumps
Project Scope of Work: Detailed design for new LPG pumps and related system upgrades
• Reviewed and analyzed technical and vendor documentation to define project requirements.
• Performed hydraulic calculations and line sizing for pumps and piping systems.
• Updated engineering drawings (PFD, P&ID, UFD) to incorporate design modifications.
• Prepared process data sheets for new pumps, ensuring compliance with specifications.
• Collaborated with multidisciplinary teams
• Sarsang Block Project
Project Scope of Work: Detailed design for field wide produced sour water disposal
• Reviewed and prepared calculations, PFD, P&ID, UFD
• Addressed HAZOP action close-out items
• Collaborated with multidisciplinary teams
• Attended weekly client meetings to discuss project progress, process design challenges, and constraints
• Conducted vendor document reviews and supported procurement activities
• Sarsang Produced Water Treatment -
Project Scope of Work: Assessment and design modifications to accommodate future produced water rate increases.
• Reviewed and analyzed existing facility documentation, including PFDs, P&IDs, plot plans, and process design specifications.
• Evaluated subcontractor reports and technical documents for compliance with project requirements and industry standards.
• Collaborated with cross-disciplinary teams
• Performed technical reviews of vendor documents and supported procurement activities
• Proposal Preparation
• KM 400-LPG Plant-Crescent- Dana
• LPG Pipeline from Nassiryah to Hilla
• LPG Pipeline from Taji to Biji
Company industry:
Oil & Gas

Lead Process Engineer

January 2024 - January 2024

CMG

Atyrau, Kazakhstan

January 2024 - January 2024

• Management and technical supporting of process activities for all projects
• Leading and supervising process engineering team on projects (Concept study & select, Pre-FEED & FEED and Detailed
Engineering project)
• Interfacing with client engineering team to lead project delivery activities.
Company industry:
IT Services

Lead Project Process Engineer

January 2022 - January 2024

EIED Company (Energy Industries Engineering and Design),

Tehran, Iran

January 2022 - January 2024

• Dehloran Petrochemical Project
Scope of Work: Detail design engineering, procurement and construction for HDPE, LLDPE, and PP Plants
• As Process Focal Engineer for the project Reviewing, my responsibilities were Detail design and Utilities design for the following
units:
HDPE, LLDPE, PP, Interconnection, Utilities and Offsite
• Led all process-related documented activities, including BFD, PFD, P&IDs, UDD, Datasheets… and non-documented
activities such as process simulation, hydraulic calculations, PSV load calculations, vendor technical offer reviews, providing
inputs to other disciplines, …
• Attending Project Manager and client meetings and conducted site visits to ensure alignment and progress
• Collaborated closely with other disciplines (e.g., mechanical, electrical, instrumentation) to ensure seamless integration of design
and engineering activities
• Coordinated internal and external engineering activities and managed interdisciplinary interfaces in close collaboration with
the Project Engineering Manager.
• Participated in HAZOP, HAZID, and SIL reviews to ensure compliance with safety and operational standards.
Company industry:
Oil & Gas

Project Manager / Lead Project Process Engineer

January 2021 - January 2022

Soroush Energy Pooya,

Tehran, Iran

January 2021 - January 2022

• Bibi Hakimeh Oilfield Development Project (Surface Facilities)
Scope of Work: Detail design engineering, procurement, and construction services for surface facilities and integration with the
existing brownfield facility at the Bibi Hakimeh Oilfield.
• As the Process Focal Engineer for the project, my responsibilities included detail design and utilities design for the following
units:
Wellhead facilities, Separation Unit, Desalting Unit, Crude Storage and Pump Station, Crude Pipeline, Waste Water Treatment
Unit, Flare and Utility Systems, and Buildings.
• Attended weekly meetings with the client to discuss project progress, process design issues, and constraints.
• Led all process-related documented activities, including BFD, PFD, P&IDs, UDD, Datasheets, … and non-documented activities
such as process simulation, hydraulic calculations, PSV load calculations, flare sizing, vendor technical offer reviews, and
providing inputs to other disciplines, …
• Managed team members and provided technical expertise to resolve process design issues and address client comments.
• Managed man-hours plans and project schedules to ensure timely delivery of project milestones.
• Responsible for relief system design calculations and blowdown calculations.
• Participated in safety workshops, including HAZOP, LOPA, and ALARP sessions.
• Collaborated closely with other disciplines to ensure seamless integration of design and engineering activities.
• Claim management
Company industry:
Electrical Engineering

Process and Process-Safety Department Head

January 2020 - January 2021

Hirbodan Management Company,

January 2020 - January 2021

• Led the Process Department, providing management and technical support to my team in Detailed Design and Utilities Design
for the following units:
Gas Pipeline, Power Generation, PVC Plant, Crude Pipeline, Flare and Utility Systems, Building Utilities
• Conducted weekly meetings with clients to discuss project progress, process design issues, constraints, and provided technical
support to project leads during these meetings.
Company industry:
Oil & Gas

Project Engineering Manager & Lead Project Process Engineer

January 2016 - January 2020

Chagalesh Consulting Engineers,

January 2016 - January 2020

• Esfahan Oil Refinery Upgrading Project
Scope of Work: Detail design engineering, procurement, and construction for AMINE and SWS units at Esfahan Oil Refinery in
Iran.
• Managed and provided technical support for process activities, including PFDs, P&IDs, process calculations, simulations, and
other deliverables.
• Led and supervised the process engineering team, ensuring the timely completion of all project deliverables.
• Acted as the primary interface with the clients engineering team to drive project delivery activities.
• Controlled the process engineering budget and schedule, ensuring adherence to project constraints.
• Managed the engineering team as the Engineering Manager, ensuring effective collaboration and performance.
Company industry:
General Engineering Consultancy
Job role:
Engineering

Proposals and Estimation Senior Engineer

September 2011 - June 2016

Oil Design and Construction Company(ODCC)

Tehran, Iran

September 2011 - June 2016

Proposals and Estimation Senior Engineer for attending for bid to get new project
Company industry:
Oil & Gas
Job role:
Marketing and PR

Project Engineering Manager / Lead Project Process Engineer

January 2011 - January 2016

Oil Design and Construction Company (ODCC),

January 2011 - January 2016

• SHAZAND ARAK Oil Refinery Flare Gas Recovery Project
Scope of Work: Conceptual design, basic and detailed design engineering, procurement services, and construction for a zero
flaring project.
• Led the formation and management of a technical team for site visits and data collection
• Managed and collaborated on the preparation of a detailed feasibility study report, providing critical insights for project
decision-making.
• Evaluated Flare Gas Recovery (FGR) technologies based on feasibility study findings and participated in technical and commercial
meetings with clients to align on project objectives.
• Provided technical leadership and support for process engineering activities, including the development of PFDs, P&IDs, process
calculations, and simulations.
• Oversaw and managed the engineering team as the Engineering Manager, ensuring timely delivery of high-quality project
deliverables.
• Actively participated in safety and risk assessment workshops, including HAZOP, SIL, HAZID, LOPA, and ALARP sessions, to
ensure compliance with safety standards.
• Collaborated closely with other engineering disciplines to ensure seamless integration of design and operational requirements.
• Conducted thorough reviews of vendor documents
Company industry:
Oil & Gas
Job role:
Engineering

Lead Process Engineer

January 2006 - January 2011

NARGAN Engineers and Constructors,

January 2006 - January 2011

Scope of Work: Installation of new processing units and modification of existing units to enhance refining capacity and improve
product quality. on Design Engineering Package Executed as part of a consortium with leading oil and gas companies (NARGAN, and ODCC) during
the Engineering, Procurement, and Construction (EPC) phase.
Managed NARGANs portion of the project, including the EPC activities of the following units:
AMIN, SWS, LPG Recovery and Interconnection Units (open art units)
SRU Units (SRU, SSU, and TGT under Technip KTI license)
HPU Units (under Technip Bnelux license)
Company industry:
Oil & Gas
Job role:
Engineering

Senior Process/Safety Engineer

January 2005 - January 2006

Offshore Engineering & Construction Co. (I.O.E.C),

January 2005 - January 2006

• South Pars Gas Field Development, Phase 9 & 10 Offshore Facilities Project
Scope of Work: Involved in the basic and detailed design engineering, as well as procurement services for the South Pars Gas
Field development. Acted as the client representative, with Technip serving as the consultant and contractor.
• Conducted comprehensive reviews of all deliverable and non-deliverable process and process-safety documents issued by the
contractor, ensuring accuracy, compliance, and alignment with project requirements.
• Collaborated effectively with other engineering disciplines to ensure seamless integration of deliverables and resolve
interdisciplinary issues.
Job role:
Safety

Lead Process Engineer

January 2004 - January 2005

IRAN ITOK Co.,

January 2004 - January 2005

• SIRJAN & ABSHIRIN Gas Compressor Station Projects
Scope of Work: Performed detailed design engineering and procurement services for the SIRJAN and ABSHIRIN Gas
Compressor Stations EP Project.
• Prepared calculations, PFDs, P&IDs, UFDs, simulation results, data sheets and …
• Oversaw all process engineering activities to ensure compliance with project requirements and standards.
• Oversaw man-hour planning and project scheduling to ensure timely delivery.
• Provide technical expertise to resolve process design issues and client comments.
• Cooperation with other Disciplines
• Vendor document reviews to ensure alignment with project specifications and standards
Company industry:
General Engineering Consultancy
Job role:
Engineering

Process Engineer

January 2000 - January 2001

National Iranian Gas Company (N.I.G.C.)

January 2000 - January 2001

Main activities as Process Engineer were as general consist of:
• Gas Transportation to Industries and Factories
• Gas Transfer and Distribution
Job role:
Engineering

Industrial Engineer

January 1988 - January 2000

Baft e Shargh Company

January 1988 - January 2000

• SIRJAN & ABSHIRIN Gas Compressor Station Projects
Since Dyeing was main activity of company, my main functions were as below:
• Production Planning Managing consisting of R&D, QC and Production
• Preparation of Production Planning
Job role:
Engineering

Lead Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• ABADAN Oil Refinery Upgrading Project
Scope of Work: Installation of new units (CDU/VDU, LPG, LPG MEROX, KHT, GHT, tankage area, buildings, firewater pump
station, and utilities) at the ABADAN Oil Refinery as a brownfield project, executed in collaboration with SEI (Sinopec Engineering
Incorporation).
• Endorsed and reviewed the Basic Design Engineering Package (BDEP) to ensure compliance with project requirements.
• Prepared and delivered all process engineering documents, including PFDs, P&IDs, UFDs, process data sheets, utility
consumption, effluent summary, and cause & effect diagrams.
• Conducted non-deliverable activities such as process simulations, flare studies, relief and hydraulic calculations, and HAZOP
action close-out items.
• Attended project manager meetings and joint venture discussions with SEI (Sinopec Engineering Incorporation)
• Participated in client meetings and site visits
• Coordinated internal and external engineering activities, managing interdisciplinary interfaces in collaboration with the Project
Engineering Manager.
• Worked closely with Planning and Cost Control Departments to ensure the project adhered to budget, schedule, and quality
standards.
Job role:
Engineering

Lead Process Engineer

January 0001 - January 0001

SHAZAND ARAK Oil Refinery Project

January 0001 - January 0001

of Work: Installation of new processing units and modification of existing units to enhance refining capacity and improve
product quality. This EPC project was initiated based on the Basic Design Engineering Package (BDEP) prepared by JGC
Corporation. Executed as part of a consortium with leading oil and gas companies (NARGAN, SEI, and SAZEH) during the
Engineering, Procurement, and Construction (EPC) phase.
Managed NARGANs portion of the project, including the EPC activities of the following units:
AMIN and SWS Units (under Technip KTI license)
SRU Units (SRU, SSU, and TGT under Technip KTI license)
PRU and LPG Merox Units (under UOP license)
As Lead Process Engineer, my responsibilities included the management and technical support of all process engineering
activities for detailed design, procurement services, and field engineering within NARGANs scope of work. I led and managed
a team of up to 22 process engineers, including 4 senior process engineers, ensuring the successful execution of project
deliverables. Key responsibilities are outlined below:
• Performed review and endorsement of the Basic Design Engineering Package (BDEP) to ensure compliance with project
requirements.
• Prepared and delivered all process engineering documents, including PFDs, P&IDs, UFDs, process data sheets, utility
consumption, effluent summary, and cause & effect diagrams
• Attended weekly client meetings to discuss project progress, process design issues, and constraints, providing technical
expertise to resolve challenges.
Job role:
Engineering

Lead Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• Arya Sasol Polymer Co. C3+ Transportation Pipeline to Export Jetty Project
Scope of Work: Basic and detailed design engineering, procurement services for the C3+ Transportation Pipeline to Export
Jetty EPC Project.
• Prepared and delivered all process engineering documents, including PFDs, P&IDs, process data sheets, and other technical
deliverables.
• Conducted process simulations, hydraulic calculations, relief system calculations, and surge analysis to ensure optimal system
performance and safety.
• Reviewed and resolved process design issues, addressing client comments and providing technical expertise to ensure
compliance with project requirements.
• Collaborated closely with multidisciplinary teams
• Vendor document reviews to ensure alignment with project specifications and standards.
Job role:
Engineering

Lead Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• Review & preparation of calculations, PFD, P&ID, UFD preparation, simulation results, data sheets, flare studies, HAZOP action
close-out items
• Provide technical expertise to resolve process design issues and client comments.
• Responsible for all process calculations.
• Attending safety workshops such as HAZOP, LOPA and ALARP sessions.
• Conducted thermal calculations and design of shell and tube heat exchangers in compliance with TEMA (Tubular Exchanger
Manufacturers Association) standards.
• Contributed to model review meetings and finalized plot plans.
• Conducted non-deliverable activities, including flare studies, relief and hydraulic calculations, and HAZOP action close-out items.
• Cooperation with other Disciplines
• Vendor document reviews
Job role:
Engineering

Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• Phethalic Anhydride Plant in ESFAHAN Petrochemical Co
Scope of Work: Detailed design engineering and procurement services. This EP (Engineering and Procurement) project was
executed under a common pot agreement companies during phase.
• Review & preparation of calculations, PFD, P&ID, UFD preparation
• Conducted thermal rating calculations of shell and tube Plate and Frame
• Provide technical expertise to resolve process design issues and client comments.
• Cooperation with other Disciplines
Job role:
Engineering

Senior Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• Feed Pipeline to 10th and 11th Olefin Plants
Scope of Work: Basic and detailed design engineering, procurement services for the feed Pipeline to 10th and 11th Olefin
Plants
• Prepared and delivered all process engineering documents, including PFDs, P&IDs, process data sheets, and other technical
deliverables.
• Conducted process simulations, hydraulic calculations, relief system calculations, and surge analysis to ensure optimal system
performance and safety.
• Reviewed and resolved process design issues, addressing client comments and providing technical expertise to ensure
compliance with project requirements.
• Collaborated closely with multidisciplinary teams
• Vendor document reviews to ensure alignment with project specifications and standards.
• Provide technical expertise to resolve process design issues and client comments.
Job role:
Engineering

Process Engineer

January 0001 - January 0001

January 0001 - January 0001

• Tabriz Petrochemical Complex Expansion
Scope of Work: Conducted a feasibility study for the expansion of the Tabriz Petrochemical Complex. The project was executed
under a joint agreement between NARGAN and Tecnimont (JV).
• Conducted site visits and gathered essential data for analysis.
• Prepared and delivered a comprehensive feasibility study report, outlining project viability and recommendations.
Job role:
Engineering

Process Engineer

January 0001 - January 0001

January 0001 - January 0001

Jam Petrochemical Co. C2+ Recovery and Fractionation Plant
Scope of Work: Detail design engineering for C2+ Recovery and Fractionation. The project was executed under a joint
agreement between NARGAN and Linde (JV).
• Prepared and delivered all process engineering documents, including PFDs, P&IDs, process data sheets, and other technical
deliverables.
• Conducted hydraulic calculations and relief system design calculations to ensure system integrity and safety.
• Actively participated in model review meetings and contributed to the finalization of plot plans.
Proposal Preparation
Job role:
Engineering

Senior Process/Safety Engineer

January 0001 - January 0001

January 0001 - January 0001

• BAHREGANSAR Oil Field Offshore/Onshore Production Plant Renovation
Scope of Work: Involved in the basic and detailed design engineering, as well as procurement services for the renovation of
the BAHREGANSAR Oil Field Offshore/Onshore Production Plant. Acted as the client representative, with Sazeh serving as the
consultant and contractor.
• Conducted comprehensive reviews of all deliverable and non-deliverable process and process-safety documents issued by the
contractor, ensuring accuracy, compliance, and alignment with project requirements.
• Collaborated effectively with other engineering disciplines to ensure seamless integration of deliverables and resolve
interdisciplinary issues.
Job role:
Safety

Education

Isfahan University Of Technology

January 2003

January 2003

Master's degree, Chemical Engineering

Iran

Isfahan University of Technology

January 2003

January 2003

High school or equivalent, Chemical Engineering-Separation Processes

Iran

Sharif University Of Technology

June 1996

June 1996

Bachelor's degree, Chemical Engineering

Iran

Sharif University of Technology

January 1996

January 1996

Bachelor's degree, Chemical Engineering-Gas Industries

Iran

Languages

English

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