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senior mechanical project engineer

<div>What if you could do the kind of work the world needs?
 
 
At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.
We are seeking an experienced Senior Mechanical Engineer to join a major data centre project located east of Riyadh. The role will be responsible for overseeing mechanical design, installation, and commissioning activities, ensuring all works meet project specifications, international standards, and client requirements.</div>
 <div><ul><li>Oversee mechanical works including HVAC, chilled water systems, plumbing, fire protection, and associated utilities
</li><li>Review and manage mechanical design drawings, calculations, and technical submittals
</li><li>Coordinate with contractors, consultants, and other engineering disciplines
</li><li>Monitor site installation works to ensure compliance with approved drawings, specifications, and quality standards
</li><li>Support testing, commissioning, and handover of mechanical systems
</li><li>Identify and resolve technical issues and site coordination challenges
</li><li>Ensure adherence to project schedules, safety requirements, and quality objectives
</li><li>Prepare technical reports and provide engineering support to the project team</li></ul></div>
 <div><ul><li>Minimum 12+ years of experience, with proven senior-level responsibility on large-scale construction projects
</li><li>Saudi Council of Engineers (SCE) registration &ndash; mandatory
</li><li>Experience on data centre, industrial, or mission‑critical facilities is highly preferred
</li><li>Strong knowledge of mechanical systems relevant to data centres (HVAC, cooling, fire protection, etc.)
</li><li>Familiarity with international codes and standards (ASHRAE, NFPA, etc.)
</li><li>Strong coordination, leadership, and communication skills
</li><li>Ability to work effectively in a fast-paced site environment
</li></ul>Imagine a better future for you and a better future for us all.
 
 
Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.
 
 
With us, you can. Apply today.
 
#LI-ONSITE</div>

Senior Mechanical Engineer

WSP in the Middle East

<div>
 
 Job Description
 
 
 
 WSP is seeking an experienced Senior Mechanical Engineer to support a large-scale infrastructure program in Riyadh under our PMC scope. The role involves overseeing complex mechanical utility networks, facility buildings, mechanical systems integration, and Testing &amp; Commissioning (T&amp;C) activities through all project stages&mdash;design, construction, and handover.
 
 
 The ideal candidate will possess deep technical expertise, strong stakeholder coordination abilities, and a proven record of managing multidisciplinary teams on major infrastructure projects.
 
 
 
 Responsibilities
 
 
 
 <ul>
 <li>
 Infrastructure Utility Networks
 </li>
 <li>
 Oversee mechanical engineering components related to complex infrastructure utility networks, ensuring compliance with project specifications and authority requirements.
 </li>
 <li>
 Review design drawings, method statements, and technical submittals related to utility systems.
 </li>
 <li>
 Facility Buildings
 </li>
 <li>
 Manage mechanical works associated with facility buildings, including small structures such as restrooms, service blocks, pump rooms, and similar facilities.
 </li>
 <li>
 Ensure all building mechanical systems meet safety, performance, and quality standards.
 </li>
 <li>
 Water Treatment Systems (WTP)
 </li>
 <li>
 Review and supervise mechanical works related to Water Treatment Plants (WTP) and associated systems.
 </li>
 <li>
 Coordinate with water infrastructure teams and asset owners to ensure smooth integration and commissioning.
 </li>
 <li>
 Construction &amp; Site Management
 </li>
 <li>
 Manage and guide site teams, providing technical support and direction to contractors, consultants, and stakeholders.
 </li>
 <li>
 Conduct site inspections and ensure all mechanical activities align with project timelines and QA/QC procedures.
 </li>
 <li>
 Stakeholder Coordination
 </li>
 <li>
 Coordinate effectively with:
 </li>
 <ul>
 <li>
 Asset owners
 </li>
 <li>
 Discipline leads
 </li>
 <li>
 Project controls
 </li>
 <li>
 Construction supervision teams
 </li>
 <li>
 External authorities
 </li>
 </ul>
 <li>
 Resolve technical issues and interface challenges across multiple project streams.
 </li>
 <li>
 Codes, Standards &amp; Compliance
 </li>
 <li>
 Ensure all mechanical systems comply with:
 </li>
 <ul>
 <li>
 Relevant mechanical codes and standards
 </li>
 <li>
 Local authority regulations
 </li>
 <li>
 International best practices
 </li>
 </ul>
 <li>
 Review contractor compliance and provide technical recommendations.
 </li>
 <li>
 Documentation &amp; Technical Management
 </li>
 <li>
 Oversee all mechanical project documentation from design through to handover.
 </li>
 <li>
 Lead the preparation, review, and approval of:
 </li>
 <ul>
 <li>
 Mechanical design packages
 </li>
 <li>
 Technical submittals
 </li>
 <li>
 As‑built documentation
 </li>
 <li>
 O&amp;M manuals
 </li>
 </ul>
 <li>
 Testing &amp; Commissioning (T&amp;C)
 </li>
 <li>
 Provide strong technical leadership during the Testing &amp; Commissioning stage.
 </li>
 <li>
 Ensure T&amp;C plans, procedures, checklists, and documentation meet project and stakeholder requirements.
 </li>
 <li>
 Support system handover processes and ensure completeness of all deliverables.
 
 
 </li>
 </ul>
 
 Qualifications
 
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Mechanical Engineering or related discipline.
 </li>
 <li>
 Minimum 15 years of relevant experience, ideally on large-scale PMC infrastructure projects.
 </li>
 <li>
 Strong background in:
 </li>
 <ul>
 <li>
 Utility networks
 </li>
 <li>
 WTP or related water infrastructure
 </li>
 <li>
 Facility building mechanical systems
 </li>
 <li>
 T&amp;C for mechanical systems
 </li>
 </ul>
 <li>
 Demonstrated ability to coordinate across multidisciplinary teams.
 </li>
 <li>
 Excellent understanding of mechanical codes and standards.
 </li>
 <li>
 Strong communication, reporting, and stakeholder-management skills.
 </li>
 <li>
 SCE certificate is mandatory
 
 
 </li>
 </ul>
 Imagine a better future for you and a better future for us all.
 
 
 Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.
 
 
 With us, you can. Apply today
</div>

Omada Rail Systems

<div><ul><li>Site Supervision
</li></ul><ul><li>Permanent Contract
</li></ul><ul><li>Mid-Senior Level
</li></ul><ul><li>Riyadh</li></ul></div>
 <div>About Us 
Egis is an international player active in architecture, consulting, construction engineering and mobility services. We create and operate intelligent infrastructures and buildings that respond to the climate emergency and contribute to more balanced, sustainable and resilient territorial development. Operating in 100 countries, Egis puts the expertise of its 19,500 employees at the service of its clients and develops cutting-edge innovations accessible to all projects. Through its wide range of activities, Egis is a key player in the collective organisation of society and the living environment of citizens all over the world.
With 3,500 employees across 8 countries in the Middle East, Egis has delivered over 700 complex development projects, stimulating economic growth and enhancing quality of life. Ranked among the top ten firms in the Middle East by Engineering News Record (ENR), Egis is committed to sustainable development. The Group&rsquo;s operations in the Middle East are built on strategic acquisitions and a deep understanding of local market conditions. Egis has long history of providing comprehensive engineering, consulting, and project management services makes it a trusted partner for regional governments, investors, and developers. 
About the Role 
<ul><li>
Bachelor&rsquo;s degree in Mechanical Engineering</li><li>
Minimum of 20 years of experience, including extensive experience in engineering consultancy and site supervision</li><li>
Proven track record in managing mechanical works, including HVAC, plumbing, firefighting systems, LPG/NG, and fuel systems across large-scale construction projects</li><li>
Strong knowledge of mechanical engineering principles, including heat load calculations and system sizing</li><li>
Solid understanding of HVAC systems, piping systems, and industrial mechanical equipment</li><li>
Proficiency in CAD and BIM software</li><li>
Familiarity with project management tools and construction methodologies</li><li>
Strong problem-solving skills with a detail-oriented approach</li><li>
Excellent communication, coordination, and leadership abilities</li><li>
Ability to work effectively in a fast-paced, multicultural project environment</li></ul></div>

Senior Mechanical Engineer (Saudi National)

CSI Global

<div><h1 class="jobSectionHeader">Job Title: Sr. Commissioning Mechanical Engineer</h1>
<h1 class="jobSectionHeader">Location: Riyadh / KSA</h1>
<h1 class="jobSectionHeader">Employment Type: Full-Time | On-Site</h1>
<h2 class="jobSectionHeader">About CSI Global:</h2>
At CSI Global, we specialize in delivering advanced electromechanical, testing, and commissioning services across the GCC and Globally. We power infrastructure through technical excellence and engineering innovation. Join a team committed to shaping the future of transmission and energy systems in the region.
<h2 class="jobSectionHeader">Position Overview:</h2>
We are seeking an experienced Sr. Commissioning Mechanical Engineer who will lead end-to-end commissioning of mechanical building systems, HVAC, chilled water, plumbing, and fire protection, so the asset reaches safe, code-compliant, verifiably performing handover (FAC) on time and with complete documentation.
<h2 class="jobSectionHeader">Key Responsibilities:</h2>
<ul><li>Plan and run the Cx program (lots, sequences, windows) aligned to the construction master schedule; maintain a live Commissioning Activity Tracker (CAT), punch lists, and risk register.</li><li>
Prepare/review ITPs, pre-functional checklists (PFCs), method statements, and test packs; execute FPT / SAT / IST and close Consultant comments to final acceptance.</li><li>
Commission Core Systems:<ul><li>
HVAC &amp; CW/CHW: AHUs/FAHUs/FCUs, pumps, valves, coils, heat exchangers, VAVs, dampers; hydronic flushing/cleaning, water quality, flow balancing, TAB and thermal performance verification.</li><li>
Ventilation/Smoke Control: pressurization fans, stairwell/lobby pressurization, car park ventilation, CO systems.</li><li>
Plumbing &amp; Drainage: pressure tests, chlorination/disinfection, functional tests (H/W mixing, PRVs, transfer pumps).</li><li>
Fire Protection: hydrostatic tests, pump performance curves, jockey sequencing, alarm/interlock checks, FA / BMS integration.</li></ul></li><li>
Validate controls and BMS interfaces (points mapping, sequences of operation, alarms/safeties) and participate in Integrated Systems Testing with FA/ELV.</li><li>
Coordinate daily with GC/Subs/Vendors/Consultant on prerequisites, access/permit-to-work, and energization/commissioning windows.</li><li>
Produce O&amp;M manuals, training materials, spares lists, warranties; deliver client training and signoffs.</li><li>
Drive regular progress/technical/Cx meetings; surface risks early and execute recovery plans.</li></ul>
<h2 class="jobSectionHeader">Required Qualifications:</h2>
<ul><li>5&ndash;8 years of mechanical testing &amp; commissioning on mid-to-large projects (healthcare, airports, data centers, high-rise, industrial).</li><li>
BSc in Mechanical Engineering (or equivalent).</li><li>
Hands-on with TAB, hydronic balancing, ventilation balancing, pressure/leak tests, chlorination, smoke control performance tests, pump curves, equipment functional tests, and IST participation.</li><li>
Strong documentation discipline (ITPs, PFCs, test packs, SAT/IST reports, certificates; red-lines/as-builts).</li><li>
Working knowledge of codes/standards (ASHRAE, SMACNA/DW144, NFPA, IPC, CIBSE, ISO) and safety/permit processes.</li></ul>
<h2 class="jobSectionHeader">Preferred Qualifications:</h2>
<ul><li>Complex facilities commissioning (Tier-III/IV DCs, hospitals, labs) and authority/third-party approvals (e.g., Civil Defense / House of Expertise in KSA).</li><li>
Controls/BMS exposure (Siemens/JCI/Honeywell/etc.), data loggers, trend analysis, and Power BI/advanced Excel for trackers.</li><li>
Experience with acoustic/vibration tests and thermal imaging for envelope/HVAC diagnostics.</li></ul></div>

Sr. Commissioning Mechanical Engineer

Omrania

<div>Company Description 
Egis is an international player active in architecture, consulting, construction engineering and mobility services. We create and operate intelligent infrastructures and buildings that respond to the climate emergency and contribute to more balanced, sustainable and resilient territorial development. Operating in 100 countries, Egis puts the expertise of its 19,500 employees at the service of its clients and develops cutting-edge innovations accessible to all projects. Through its wide range of activities, Egis is a key player in the collective organisation of society and the living environment of citizens all over the world.
With 3,500 employees across 8 countries in the Middle East, Egis has delivered over 700 complex development projects, stimulating economic growth and enhancing quality of life. Ranked among the top ten firms in the Middle East by Engineering News Record (ENR), Egis is committed to sustainable development. The Group&rsquo;s operations in the Middle East are built on strategic acquisitions and a deep understanding of local market conditions. Egis has long history of providing comprehensive engineering, consulting, and project management services makes it a trusted partner for regional governments, investors, and developers. 
Job Description 
<ul><li>
Bachelor&rsquo;s degree in Mechanical Engineering</li><li>
Minimum of 20 years of experience, including extensive experience in engineering consultancy and site supervision</li><li>
Proven track record in managing mechanical works, including HVAC, plumbing, firefighting systems, LPG/NG, and fuel systems across large-scale construction projects</li><li>
Strong knowledge of mechanical engineering principles, including heat load calculations and system sizing</li><li>
Solid understanding of HVAC systems, piping systems, and industrial mechanical equipment</li><li>
Proficiency in CAD and BIM software</li><li>
Familiarity with project management tools and construction methodologies</li><li>
Strong problem-solving skills with a detail-oriented approach</li><li>
Excellent communication, coordination, and leadership abilities</li><li>
Ability to work effectively in a fast-paced, multicultural project environment</li></ul></div>

Solaiman A. ElKhereiji (SAK) Engineering Consultant Company

<div>
 
 
 Project Overview:
 
 
 
 This prestigious heritage project in Riyadh forms part of Saudi Arabia&rsquo;s Vision 2030 initiative and targets Gold LEED certification. The development includes mixed-use buildings, academies, a traditional Najdi-style mosque, a digital art museum, and a unique mud-brick cinema with underground parking. Integrating modern engineering with traditional design, the project emphasizes cultural authenticity and sustainability.
 
 
 
 
 
 
 Job Summary:
 
 
 
 The MEP Engineer is responsible for supporting the execution of Electro-Mechanical &amp; Plumbing systems across the project. Working under the Construction Supervision Consultant (CSC) and alongside a multidisciplinary team of more than 80 site professionals, the MEP Engineer ensures that all MEP works meet project specifications, client requirements, safety standards, and sustainability goals. The role involves review of technical submittals, site monitoring, issue resolution, and coordination with contractors and other engineering disciplines. Reporting to Senior Engineers, REs, the MEP Engineer plays a key part in maintaining quality, design integrity, and timely project delivery.
 
 
 
 
 
 
 Key Responsibilities:
 
 
 
 
 Technical &amp; Engineering Support
 
 
 <ul>
 <li>
 Assist in managing Electro-Mechanical &amp; Plumbing systems from design review to construction execution.
 </li>
 <li>
 Review technical submittals, shop drawings, material approvals, and method statements.
 </li>
 <li>
 Identify and resolve site issues to ensure compliance with project performance objectives
 </li>
 <li>
 Act as a technical reference for Mechanical and Electrical systems, ensuring alignment with project standards and LEED requirements.
 </li>
 <li>
 Support the installation, testing, and commissioning of complex MEP systems, ensuring adherence to design specifications
 </li>
 <li>
 Review RFI&rsquo;s and assist team to provide technical recommendations.
 </li>
 </ul>
 
 
 
 
 
 Coordination &amp; Supervision
 
 
 
 &bull; Coordinate with team members, other discipline engineers, contractors, and subcontractors on all MEP matters.
 
 
 &bull; Attend coordination and progress meetings and report on the status of MEP works.
 
 
 &bull; Ensure materials and equipment delivered to site comply with approved submittals.
 
 
 &bull; Support the planning and execution of MEP works under the guidance of the Project Director and Resident Engineers.
 
 
 
 
 
 
 Compliance &amp; Quality Assurance
 
 
 
 &bull; Monitor safety compliance, building code adherence, and quality control standards.
 
 
 &bull; Conduct inspections and ensure corrective actions for non-conformities.
 
 
 
 Stakeholder Communication
 
 
 
 &bull; Communicate effectively with internal teams, PMC, and Client representatives, ensuring transparency on work progress.
 
 
 &bull; Address technical concerns proactively and support the alignment of MEP works with project expectations.
 
 
 
 Team Collaboration
 
 
 
 &bull; Work closely with Engineers and Technicians, contributing to a collaborative environment.
 
 
 &bull; Provide feedback and support continuous improvement of team performance.
 
 
 
 Other Duties
 
 
 
 &bull; Perform other tasks related to the position as required.
 
 
 
 
 
 
 Key Qualifications:
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Mechanical / Electrical Engineering or a related MEP discipline; advanced studies are a plus.
 </li>
 <li>
 8&ndash;12 years of experience in large-scale MEP projects, preferably within high-profile or culturally significant developments.
 </li>
 <li>
 GCC experience preferred; experience with Construction Supervision Consultants is an advantage.
 </li>
 <li>
 Proficient in electro-mechanical principles, CAD software, and relevant engineering tools.
 </li>
 <li>
 Strong communication, coordination, problem-solving, and analytical skills.
 </li>
 <li>
 Ability to work under pressure and manage multiple site activities simultaneously.
 </li>
 <li>
 Professional Engineering (PE) license is advantageous but not mandatory.
 </li>
 <li>
 Strong organizational and interpersonal skills, with a commitment to high-quality engineering delivery.
 </li>
 <li>
 Saudi counsel of engineering certificate (SCE) is mandatory.
 </li>
 </ul>
</div>

Mechanical / Electrical Engineer

MAS Engineering & Construction Co. Ltd

MAS Engineering &amp; Construction Co. Ltd. is pleased to announce the following vacancies:Engineer (Electrical, Mechanical, Civil)Fresh Graduates or 1&ndash;3 Years of ExperienceMale &amp; Female Candidates WelcomeJob Summary:We are seeking qualified and experienced Engineers in Electrical, Mechanical, and Civil disciplines to join our team. The ideal candidates will be responsible for planning, designing, supervising, and executing engineering projects while ensuring compliance with safety and quality standards.Key Responsibilities:General Responsibilities (All Disciplines):Plan, design, and oversee engineering projects.Ensure work is completed on time, within budget, and according to specifications.Coordinate with project teams, contractors, and clients.Prepare technical reports, drawings, and documentation.Ensure compliance with safety regulations and company policies.Monitor project progress and resolve any technical issues.Electrical Engineer:Design and maintain electrical systems and equipment.Supervise installation, testing, and commissioning of electrical systems.Troubleshoot electrical faults and ensure system efficiency.Ensure compliance with electrical standards and regulations.Mechanical Engineer:Design and oversee mechanical systems such as HVAC, piping, and machinery.Conduct maintenance and troubleshooting of mechanical equipment.Ensure optimal performance and efficiency of systems.Review and approve mechanical drawings and specifications.Civil Engineer:Plan, design, and supervise construction projects.Ensure structural integrity and compliance with design specifications.Monitor site activities and manage construction teams.Review drawings, BOQs, and project schedules.Qualifications:Bachelor&rsquo;s Degree in Electrical, Mechanical, or Civil Engineering.Minimum 3&ndash;5 years of relevant experience.Strong knowledge of engineering principles and standards.Proficiency in relevant software (AutoCAD, MS Office, etc.).Good communication and problem-solving skills.⭐ What We Offer:Professional working environment within mega-projects.Learning and career-development opportunities.Competitive salary and benefits package.How to Apply:Please send your CV and mention&ldquo;((Electrical, Mechanical, Civil))Engineer &ndash; Fresh Graduate&rdquo;in the email subject line to:???? recruitment@masecc.comJob Type: Full-timeWork Location: In person

Engineer (Electrical, Mechanical, Civil) (Saudi National Only)

Explore 953+ Senior mechanical project engineer in Riyadh this April. Find roles across top companies and apply now to boost your career.

953 senior mechanical project engineer jobs In Riyadh

Senior Mechanical Engineer

Senior Mechanical Engineer

Senior Mechanical Engineer (Saudi National)

Sr. Commissioning Mechanical Engineer

Senior Mechanical Engineer (Saudi National)

Mechanical / Electrical Engineer

Engineer (Electrical, Mechanical, Civil) (Saudi National Only)