Estimation freelance

  • Vue d'ensemble de tous les projets en cours
  • Parcourez et trouvez des freelances en utilisant l'IA
  • Gérez vos offres d'emploi

Expérimenté estimation freelance

Embauchez les meilleurs freelances en estimation pour votre projet

Voir tout
DHIYAUDDIN I.

DHIYAUDDIN I.

MYR 1,100/jourSenior

Seasoned Senior Instrumentation and Control Engineer with more than 11 years in the oil and gas as well as EPCIC sectors. Focused on field instrumentation, comprehensive engineering, SPI (INTOOLS), on-site commissioning, and vendor interaction. Demonstrated success in producing technical documentation, engineering outputs, and site assistance for both onshore and offshore projects. Acquainted with global standards such as ISA, IEC, API, ANSI, and ASME. Aiming for Sr Instrument/Instrument Engineer roles

Engineer

MY
Disponible
Amirul M.

Amirul M.

€50/jourJunior

Project Coordinator and Technician with 4+ years' experience driving safe, timely site execution in Oil & Gas and heavy equipment maintenance. Coordinate contractors, PTW, and HSE compliance, materials and work packs, and daily reporting on projects including works at Sabah Oil & Gas Terminal (SOGT), ensuring deliverables consistently meet scope and quality standards. Enabled seamless teamwork among clients, engineers, and cross-functional teams by coordinating project meetings and driving timely issue resolution through clear, proactive communication, resulting in 8 successful project outcomes. Hands-on mechanical/electrical diagnostics background enables root-cause problem solving and preventive maintenance; proficient in Microsoft Office and Excel.

Engineer, Manager, Inspector, Supervisor / Technician

MY
Lex H.

Lex H.

$800/jourSpecialist

Senior Project Quality Advisor | QA/QC Manager | Manufacturing & Fabrication Background | ISO 9001 Lead Auditor | MAPM | 30+ Years Oil & Gas My career began within machine shop and fabrication environments, where I gained over 20 years of hands-on manufacturing experience covering machining, fabrication, mechanical assembly and shop floor inspection. This early career experience provided a strong practical understanding of manufacturing processes, materials, tolerances, inspection techniques and equipment fabrication, which I continue to apply when overseeing vendor manufacturing and inspection activities across major energy projects. Building on this foundation, I progressed into Project Engineering, Project Management and Quality Assurance / Quality Control leadership roles, supporting major capital projects with organisations including Wood, Aker Solutions, AMEC Foster Wheeler, PD&MS Group, KCA Deutag and Sumitomo Corporation. I have extensive experience delivering projects across the full lifecycle including FEED, detailed engineering, procurement, vendor manufacturing, inspection, installation and commissioning. My technical background spans subsea control systems, wellheads, valves, mechanical equipment, OCTG, piping systems, drilling infrastructure and topsides modifications. A key strength is the integration of practical manufacturing knowledge with project quality governance, enabling effective management of vendor supply chains and early identification of technical and quality risks. I have significant experience managing global vendor inspection programmes, manufacturing surveillance, FAT oversight, certification compliance and project quality documentation. I am highly experienced in developing and implementing Inspection & Test Plans (ITPs), vendor inspection strategies, audit programmes and quality management systems, ensuring compliance with client specifications, international codes and ISO standards. I am an IRCA Certified ISO 9001:2015 Lead Auditor and a Full Member of the Association for Project Management (MAPM), combining practical engineering experience with structured project governance and quality management expertise. Known for my practical, solutions-driven approach, I work effectively with engineering teams, fabrication facilities, suppliers and client stakeholders to resolve complex technical and quality challenges while maintaining project delivery objectives. I am available for Project Quality Leadership, QA/QC Manager, Vendor Surveillance Lead or Senior Project Engineering roles across oil & gas, energy and infrastructure projects within UK and international markets.

Manager, Engineer, Inspector

GB
Mohd N.

Mohd N.

$500/jourSpecialist

Marine Professional with more than 20 years experience in Ship Management, Shipbuilding and Ship Surveying. Area of specialization: Shipbuilding - New Construction project management. Marine survey - Class survey, Pre Purchase, Condition Survey, etc. ISM/ISPS/ML Audit - Audit and document review. Ship Management - Shore based ship operation, procurement, shore repair, dry docking, etc.

Engineer, Manager, Superintendent

MY
Khairul Izham H.

Khairul Izham H.

$600/jourSpecialist

PROFILE • A self-motivated Lead Mechanical/ Construction Engineer with around 19 years’ experience in multiple greenfield and brownfield Oil and Gas projects covering conceptual, FEED & detailed design and EPCC / EPCIC of offshore topsides facilities in Malaysia, Southeast Asia and Central Asia region with CAPEX up to USD1.65Bil (RM6.8 Bil.) CAREER OBJECTIVES • Seeking for a challenging job such as Lead/Senior Mechanical Engineer, Project / Interface Engineer, Construction Engineer or any position that is suitable with my working experience & my academic qualifications where I can grow & become an asset for the organization.

Engineer, Manager, Other, Superintendent

MY
Disponible
Shaiful Anuar  R.

Shaiful Anuar R.

MYR 950/jourLead

I am currently seeking new opportunities and would like to express my interest in engineering roles such as Senior Project Engineer/Project Engineer/Construction Engineer,within the oil and gas sector, particularly in upstream or downstream projects. With over 14 years of experience leading multidisciplinary projects and a Bachelor’s degree in Electrical Engineering, I bring a strong technical foundation and proven leadership across domains including Process, Mechanical, Instrumentation, Process Safety, Civil, and Structural. My career has spanned the full project lifecycle from Front-End Loading (FEL) studies to construction and commissioning (EPCC) with a consistent focus on safety, quality, and timely delivery. 

Engineer

MY
Disponible
Syahril D.

Syahril D.

$120/jourSpecialist

My name is Syahril Dian Purwono, I graduated from Bachelor Degree of Mechanical Engineering Diponegoro University and Master Degree of Civil Engineering at University of Indonesia with a concentration in Project Management. I have a great expertise and interest in Project Management, Plant Maintenance Planning, Business Process Mapping & Integrated Systems. I have 18 years of career experience in various companies, both private and state-owned. My experience and educational background can improve my competence and skills in project management to be applied in my daily work.

Engineer

ID
Disponible
Syed Akbar Ali S.

Syed Akbar Ali S.

$500/jourSpecialist

 I am a qualified Chemical Engineer, and I am experienced (19+ years ONSHORE) in the GOSP (Upstream Oil & Gas), Natural (Sour) Gas Sweetening & Dehydration (TEG & Membrane), Compression, Pipeline Flow Assurance, LPG /NGL Recovery (Gas Processing Plant) / Oil Stabilization, including Oil, LPG & Motor Gasoline Storage & Dispatch Facilities/ Tank farm operations, Flare system & Utilities including Firewater network in the Oil and Gas, Petrochemical (PA) polymer (Polyethylene Terephthalate) industrial sectors. To find more about me, please have a look at the attached CV.

Engineer, Superintendent, Supervisor / Technician, Manager

PK
Octavia J.

Octavia J.

MYR 1,500/jourSpecialist

I am a Construction & Project Engineer with 18 years of extensive experience in the oil and gas industry. Throughout my career, I have successfully managed multidisciplinary scopes, enhanced my technical expertise, and delivered results across complex projects.  My ability to lead, solve critical site issues, and ensure project success aligns with the demands of overseas assignments. My strength lies in both greenfield and brownfield construction projects within the oil and gas sector. I have extensive experience leading and managing rejuvenation, revamp initiatives, new plant construction, and modular extensions integrated into live operational plants. Additionally, I have been actively involved in shutdowns and turnarounds. In addition to leading construction projects, I have been actively involved in the initial phases of project technical development. This includes overseeing design, procurement, and logistics to ensure a seamless transition from planning to execution. Throughout my career, I have worked on various projects at Petronas facilities, including MLNG, ASEAN Bintulu Fertilizer, Bintulu Integrated Facilities, Miri Crude Oil Terminal, and Bintulu Additional Gas Facilities. During the execution stages of these projects, I have successfully led multidisciplinary teams, taking on roles such as Work Test Package Leader, Pre-commissioning and Commissioning Lead, and RFSU (Ready for Start-Up) Leader. My responsibilities also included managing critical interfaces for tie-ins with existing plants and ensuring compliance with regulatory authorities and standards. This diverse experience underscores my ability to manage complex projects and ensure seamless integration of new developments within existing operational environments. * Feed engineering, ITB management, tender planning, material take off, schedule, budgeting, HSE (Cimah, Hira, Hazop, Simop, etc), quality management, develop ITP, Inspection for piping, has valid cswip 3.1,

Engineer, Superintendent, Manager

MY
Fathi B.

Fathi B.

MYR 1,200/jourLead

I am an experienced engineer with up to 15 working years in Project, Technical and Construction disciplines. I have been involved in large-scale Energy Projects (Oil & Gas and Power Generation) with the Project Team. Experience with Multinational Corporations (MNCs) has developed my technical knowledge, management skills and intra-personal attributes. Throughout my professional role as Lead Engineer at GE, my mission is to steer complex EPC projects to success. The leadership role in the APAC region has honed my skills in ensuring the fulfillment of project expectations. I am looking forward to seeking senior positions related to Project Management and Technical to deliver positive results with performance-oriented organizations.

Engineer, Manager

MY
Disponible
Gary L.

Gary L.

$250/jourSenior

A professional quantity surveyor and civil engineer with more than 7 years of experiences within the civil engineering industry. Having vast knowledge and experiences for both design and construction aspects, I am also a responsible team player who can adapt and consistently deliver the best work results possible. Currently, I have certification in bridge engineering and quantity surveying. I am always willing to learn new things and challenges to improve my knowledge, abilities, and skills, as I see those as a mean to improve myself even further.

Engineer

ID
Zainur Azwin M.

Zainur Azwin M.

MYR 700/jourSenior

Experienced Senior Project Engineer with 15 years in project engineering and services, and 4 years in technical writing. Skilled in managing projects, leading teams, and creating clear technical documentation. Known for delivering projects on time and within budget, improving processes, and communicating effectively with stakeholders.

Engineer, Other

MY
MUHAMAD RIZAL I.

MUHAMAD RIZAL I.

$280/jourSpecialist

I am an experienced Structural Designer and Detailer specializing in large-scale offshore structures and HVDC converter platforms. My expertise lies in high-precision Tekla Structures 3D modeling, complex topside detailing, and automation-driven workflows. I have been a key contributor to landmark projects like the TenneT 2GW IJmuiden Ver Beta (the world’s most powerful HVDC platform), TenneT Gamma & Nederwiek, and the Ostwind 4 project. My technical background includes knowledge of marine-grade structural detailing, DNV standards, and offshore constructability. I am highly proficient in managing cross-border collaborations between Asia and Europe, utilizing Tekla macros to drive efficiency and ensuring clash-free designs via Navisworks.

Drafter / Designer

MY
Muhammad Dzauqi Adam A.

Muhammad Dzauqi Adam A.

IDR 1,890,000/jourLead

I am a Bachelor’s degree graduate with a strong technical background in welding and mechanical piping, supported by extensive experience in EPC projects within the oil & gas and mining sectors. Throughout my career, I have been actively involved in project execution, construction supervision, quality control, and compliance with international codes and standards. I possess a solid understanding of fabrication, installation, inspection, and testing activities, particularly related to piping systems and welding works. My professional experience has strengthened my ability to coordinate multidisciplinary teams, manage contractors, and ensure project delivery in accordance with safety, quality, schedule, and cost requirements. With a strong commitment to engineering excellence and continuous improvement, I am focused on developing my career as a Senior Project Engineer with a strong emphasis on quality management, project execution integrity, and value-driven engineering solutions.

Engineer, Inspector

ID
Arnaud D.

Arnaud D.

$850/jourSenior

I am a Swiss-based electrical and energy engineering consultant with strong experience in electrical engineering, industrial maintenance, MCR/BMS commissioning, photovoltaic engineering, and technical project management (AMO / Owner’s Engineer / Site Supervision). I support industrial clients, public authorities, building owners, and EPC contractors throughout the entire project lifecycle: from feasibility studies and engineering design to tendering, site supervision, commissioning, and operational optimization. My expertise combines hands-on field experience with a strong engineering and coordination background, allowing me to deliver reliable, compliant, and cost-efficient technical solutions, especially in complex or critical environments. Core strengths: * Electrical engineering for industrial and tertiary buildings * Industrial plant maintenance and reliability improvement * MCR / BMS commissioning, recommissioning, and optimization * Photovoltaic system engineering (industrial & large-scale rooftops) * Owner’s Engineer / AMO and technical project management * Tender documentation, contractor coordination, and site supervision I am particularly comfortable working on multidisciplinary and international projects, acting as a technical interface between clients, contractors, and authorities, with a strong focus on quality, safety, energy performance, and long-term operability.

Engineer, Manager

Disponible
Mufadda F.

Mufadda F.

$500/jourLead

Hi Hiring Manager, I am writing to express my interest in applying as a Senior Planner. I have been working as project planning & control with more than 12 years of experience in managing large-scale EPC projects (Owner/Client, PMC (Project Management Consultant, Main Contractor) covering detailed engineering, procurement, construction, commissioning & start-up, FEL/FEED (Front End Loading/Front End Engineering Design). Highly adept in project controlling & analyzing, combined with advanced project management skills to optimize the work productivity and achieve the project goals successfully. My Major Accomplishment : * Managed complex and large-scale (over #3 Billion Project Value) oil & gas, power plant, petrochemical, mining project, optimize the implementation of project management processes by utilizing enhanced project management tools effectively, ensuring project objectives were attainable in a timely manner and within the budget. * Improved the integration system between project schedule and other systems (e.g. cost, finance, engineering, construction) by establishing integrated WBS concept, maximizing the effectiveness of planning and controlling. * Increased work progress/productivity by establishing enhanced tools using Excel Query and Online Database. I have experiences as a  Project Control Lead, Lead Planning Engineer, Senior Scheduler Engineer, Senior Project Planning & Control, Project Control Assistant Manager, and Technical Engineer (Project Control) at Owner, Consultant, EPC, Power Plant, Oil & Gas, Petrochemical, Mining fields. Now, I'm working for Worley Sea Indonesia as Project Control Lead. For more detailed information, you can see the attachment on the link below. Linkedin Profile: https://www.linkedin.com/in/mufadda-pmp%C2%AE-0987b3146/ [https://www.linkedin.com/in/mufadda-pmp%C2%AE-0987b3146/] Availability: 1 Month Notice  Current Live Location: Jakarta, Indonesia Thank You & Regards, Mufadda

Manager, Other, Superintendent

ID
Disponible
Mujiono J.

Mujiono J.

$600/jourSpecialist

Project Manager certified PMP, SP-PMI, Contract, Construction, Commissioning Management over 22 years extensive International experience at diverse EPC Project, Owned manage SOW, budget, time, planning, scheduling, quality, assurance and control, HSE management Engineering, FEED, DED, Procurement, Fabrication, Construction, Installation, budget, time, planning, scheduling, Hook-up, Mechanical Completion & Commissioning

Manager, Superintendent

ID
Shrinivas A.

Shrinivas A.

$500/jourSpecialist

As a Mechanical Engineer with Project professional having more then 26 years of experience handling multiple projects at a time. I can confidently lead and manage teams at all levels with great authority, responsibility and confidence from Conceptual stage till Contract closure. Having hands-on experience in sectors such as Oil & Gas - Upstream, Downstream, Storage Terminals with associated facilities, Petrochemicals, Chemicals, Food, Biofuels, Pharma, Starch, Process plants and Modular / Process skids, etc.  I will endeavor to make a significant contribution to the role.As you will note within the enclosed CV, the breadth of my expertise covers a wide range of project management experience with notable success.  I can assure you that if opportunity will be provided to me to serve your Organization, I am confident enough to bring strategic value to the table in any given role in accordance with corporate objectives to bring organizational efficiency. I have successfully executed Oil and Gas ( EPC , EPCIC, EPF ,PMC) projects in India, Middle east, West Africa and South East Asian countries . 

Manager, Engineer

IN
Irwan Fajrul F.

Irwan Fajrul F.

IDR 3,300,000/jourLead

Highly accomplished Cost Engineer with over 14 years of comprehensive experience in Cost Estimation and Cost Control within the Engineering, Procurement, and Construction (EPC) industry. Throughout my career, I have successfully supported and led the cost engineering function across a broad spectrum of projects and proposals spanning Oil and Gas, Pipelines, Food Industry, Petrochemicals, Railway Systems, Power Plants, Mining Infrastructure, and Green Energy sectors. Notably, I have managed cost estimation activities as Cost Estimate Manager for FEED (Front-End Engineering Design) of Bio Refinery projects to develop Total Installed Cost (TIC) estimates and applied Monte-Carlo simulation techniques to determine and optimize contingency allocations.

Superintendent, Engineer, Manager

ID