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senior mechanical engineer Jobs in Riyadh

senior mechanical engineer

environmental engineer

SYSTRA

<div>:
<div>
SYSTRA is one of the world's leading engineering and consultancy groups specialising in public transport and sustainable mobility. With over 10,300 employees, SYSTRA's mission is to design safe and sustainable transport solutions to bring people together, develop social inclusion and facilitate access to employment, education and leisure throughout the world.</div><div>
For 65 years, the Group has been working alongside cities and regions to contribute to their development by creating, improving and modernising their infrastructure and transport systems, throughout the life cycle of their projects. SYSTRA is involved from the earliest stages of design through to the testing, deployment and maintenance phases. The company provides all its services in over 80 countries worldwide and generates 74% of its turnover internationally. With its new services, SYSTRA supports its clients and partners in their digital, ecological and energy transition, in order to invent the mobility of tomorrow.</div>
Context:
<div>
We are looking for a Sr. Utilities Engineer to join our team to work closely with our client, the Royal Commission of Riyadh City (RCRC).Sr. Utilities Engineer reviews utilities projects in the field of civil engineering including: Water supply systems, stormwater drainage systems , Sewerage systems and Irrigation systems. This position is to be based in Riyadh, Saudi Arabia.</div>
Missions/Main Duties:
<ul><li>Investigate field problems affecting property owners, contractors and maintenance operations due to necessary utility relocations.</li><li>
 Review and approve plans related to the relocation of water supply, and wastewater collection and distribution lines.</li><li>
 Coordinate assigned activities with consultants, engineers, developers, contractors, utility companies, other government offices and the civil defense.</li><li>
 Develop plans, specifications, quantity survey, cost estimates, RFP&rsquo;s and other contract documents as needed.</li><li>
 Prepares detailed requisitions for equipment and materials.
 </li><li>Reviews supplier drawing submittals and performs technical bid analyses.</li><li>
 Prepares and issues specifications, data sheets, and other construction documents.</li><li>
 Provides technical guidance to CAD Designer/Drafters, Designers, and lower-level Engineers working on the same project.</li><li>
 May be required to provide the seal and signature of the professional engineer, as appropriate, ensuring compliance with all applicable codes, regulations, and ordinances.</li><li>
 May act in an advisory capacity to senior management personnel on engineering related matters.</li><li>
 Applies engineering knowledge to perform the design of pipelines, hydraulic and hydrologic analysis</li><li>
 Creates, operates and maintains infrastructure master plan and mapping database.</li><li>
 Effectively represent the company, its projects, programs and policies with citizens, customers, the public and other government agencies.</li><li>
 Performs other responsibilities associated with this position as may be appropriate.</li></ul> 
<div></div>
Profile/Skills:
<ul><li>Bachelor&rsquo;s or Master&rsquo;s degree from an accredited college or university with major course work in civil engineering, environmental engineering, sanitary engineering or a related field of study.</li><li>
Over 8 years of related work experiences.</li><li>
Experience in using design software like Water Cad, Sewer Cad, Storm Cad, etc.</li><li>
A familiarity with International and local codes and standards for Al Riyadh.</li><li>
Proficiency in utilizing CAD and other PC software packages typically associated with engineering is desired.
</li></ul>:
<div>
Systra is an equal opportunities company; this position is open to all applicants.</div></div>

Senior Wet Utility Engineer

ARCHITECTURAL CONSULTANCY FIRM

Job Title: HSE Engineer &ndash; Construction SupervisionLocation: Riyadh, Saudi Arabia Employment Type: Full-Time Experience Required: Minimum 10 Years Industry: Construction Supervision / ConsultancyJob PurposeThe HSE Engineer will be responsible for overseeing, implementing, and monitoring Occupational Health, Safety, and Environmental (HSE) requirements for construction projects under a supervision consultancy role. The position ensures full compliance with Saudi Arabian regulations, client HSE standards, and international best practices, while supporting contractors to achieve high safety performance across all project phases.Key Responsibilities<ul><li>Review, evaluate, and approve Contractors&rsquo; HSE Plans in compliance with client requirements, Saudi regulations, and international standards.</li><li>Review method statements, risk assessments, and job safety analyses to ensure adequate hazard identification and control measures.</li><li>Monitor day-to-day HSE implementation at construction sites and ensure compliance with project specifications and legal requirements.</li><li>Conduct regular site inspections and audits to identify unsafe conditions and practices, and ensure corrective actions are implemented.</li><li>Conduct and support HSE audits, including Fire Safety Audits, Heat Stress Assessments, Welfare Facility Audits, and periodic compliance audits.</li><li>Investigate incidents, accidents, and near misses, review root cause analysis, and ensure effective corrective actions are implemented.</li><li>Prepare and submit HSE reports, including Monthly HSE Statistics Reports, Incident Reports, and Management Walk Inspection Reports for client review.</li><li>Ensure availability, suitability, and correct use of Personal Protective Equipment (PPE) on site.</li><li>Liaise with clients, local authorities, and regulatory bodies to ensure full compliance with Saudi Arabian health, safety, and environmental regulations.</li></ul>Qualifications &amp; Experience<ul><li>Bachelor&rsquo;s degree in Engineering or a related discipline.</li><li>Minimum 10 years of HSE experience, with substantial experience in construction supervision or consultancy projects.</li><li>Strong knowledge of Saudi Arabian HSE regulations, local authority requirements, and international standards.</li><li>Professional HSE certifications such as NEBOSH IGC (mandatory); additional certifications are an advantage.</li><li>Proven experience working on large-scale construction projects.</li></ul>Job Type: Full-time

Health & Safety Engineer - Construction Supervision

<div><div>Senior Transportation Engineer
 - (190688)</div><div><div>
At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? 
 
Watch Our Story:' https://www.hdrinc.com/our-story' 
 
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.<div><div>
In the role of Senior Transportation Engineer, we'll count on you to: 
</div><div><ul><li>
Provide transportation engineering services for transit, highway, state agencies, cities and counties</li><li>
Take responsibility for corridor studies, forecast modeling, traffic analysis, transportation planning, and impact fee development</li><li>
Assimilate and manage data</li><li>
Collect project-related data as needed, which may include research, interviews with government agencies and clients, map reviews, land use surveys, and socioeconomic analysis</li><li>
Prepare constraints mapping</li><li>
Prepare required documents such as categorical exclusions, environmental assessments, environmental impact studies and other technical reports</li><li>
Assist in preparation for and participate in public information meetings and hearings</li><li>
Perform other duties as needed</li></ul> 
Required Qualifications<ul><li>
Bachelor's degree in Planning, Engineering or a related field</li><li> 
A minimum of 10 years' experience with transportation planning</li><li> 
Possess excellent analytical and communication skills</li><li> 
Understanding of transit planning principles</li><li> 
Positive attitude and ability to work independently or as part of a team</li><li> 
Demonstrated ability to manage multiple projects and personnel</li><li> 
Solid business development skills; demonstrated ability to relate well to clients; and demonstrated presentation skills</li> 
<li>
An attitude and commitment to being an active participant of our employee-owned culture is a must 
 
#LI-MW4</li></ul></div></div></div></div><div><div><div><div>
Required Qualifications
 
</div><div><ul><li>Bachelor's degree in Civil Engineering, Planning or closely related field
</li><li>A minimum of 5 years experience with transportation planning</li><li>
MS Office, CAD, ArcInfo/ArcView
</li>An attitude and commitment to being an active participant of our employee-owned culture is a must 
<li>
</li></ul> 
</div></div>What We Believe 
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve. 
 
Our Commitment 
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day. 
 
Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.</div></div><div>
Primary Location:
Saudi Arabia-Riyadh City</div><div>
Industry:
Building Engineering</div><div>
Schedule:
Full-time</div><div>
Employee Status:
Regular</div><div>
BusinessClass:
Transportation Planning</div><div>
Job Posting:
Feb 2, 2026</div></div>

Senior Transportation Engineer

<div>
 
 Company Description
 
 
 
 SGS is the world&rsquo;s leading inspection, verification, testing, and certification company. SGS is recognized as the global benchmark for quality and integrity. With more than 96,000 employees, SGS operates a network of over 2,600 offices and laboratories around the world.
 
 
 
 Job Description
 
 
 
 Technical &amp; Consultancy
 
 
 <ul>
 <li>
 Prepare and contribute to Environmental Impact Assessments (EIA), ESIA, screening, scoping, and baseline environmental studies.
 </li>
 <li>
 Support environmental assessments related to air quality, noise, soil, groundwater, waste, and ecological aspects.
 </li>
 <li>
 Ensure compliance with local environmental regulations (e.g. KSA / NCEC) and applicable international standards .
 </li>
 <li>
 Assist in identifying mitigation measures and environmental management plans (EMP/ESMP).
 </li>
 <li>
 Draft technical reports, non-technical summaries, and regulatory submission documents.
 
 
 </li>
 </ul>
 Project Support &amp; Coordination
 
 
 <ul>
 <li>
 Support EIA projects from initiation through authority submission and approval.
 </li>
 <li>
 Coordinate with internal TIC teams (monitoring, laboratory testing, inspection).
 </li>
 <li>
 Interface with clients, regulators, and subcontractors under senior consultant supervision.
 </li>
 <li>
 Contribute to proposals, technical inputs, and cost estimates.
 
 
 </li>
 </ul>
 
 Qualifications
 
 
 
 Education
 
 
 <ul>
 <li>
 Bachelor&rsquo;s degree in Environmental Engineering, Environmental Science, or related field.
 
 
 </li>
 </ul>
 
 Experience
 
 
 
 <ul>
 <li>
 3&ndash;5 years of professional experience in EIA / ESIA consultancy or environmental consulting.
 </li>
 <li>
 Exposure to infrastructure, industrial, energy, or urban development projects is preferred.
 </li>
 <li>
 Experience supporting regulatory submissions and authority coordination.
 
 
 </li>
 </ul>
 Technical Knowledge
 
 
 <ul>
 <li>
 Working knowledge of EIA regulations, permitting processes, and environmental standards.
 </li>
 <li>
 Familiarity with environmental monitoring and laboratory testing interfaces within TIC activities.
 </li>
 <li>
 Awareness of IFC Performance Standards, World Bank EHS Guidelines, and ISO-based systems is a plus.
 
 
 </li>
 </ul>
 
 Additional Information
 
 
 
 <ul>
 <li>
 Good verbal and written Arabic / English communication skills are essential.
 </li>
 <li>
 Detail-oriented with strong organizational skills.
 </li>
 <li>
 Customer-focused and proactive in problem-solving.
 </li>
 </ul>
</div>

Environmental consultant

<div>Company Description 
SGS is the world&rsquo;s leading inspection, verification, testing, and certification company. SGS is recognized as the global benchmark for quality and integrity. With more than 96,000 employees, SGS operates a network of over 2,600 offices and laboratories around the world. 
Job Description 
Technical &amp; Consultancy<ul><li>
Prepare and contribute to Environmental Impact Assessments (EIA), ESIA, screening, scoping, and baseline environmental studies.</li><li>
Support environmental assessments related to air quality, noise, soil, groundwater, waste, and ecological aspects.</li><li>
Ensure compliance with local environmental regulations (e.g. KSA / NCEC) and applicable international standards .</li><li>
Assist in identifying mitigation measures and environmental management plans (EMP/ESMP).</li><li>
Draft technical reports, non-technical summaries, and regulatory submission documents.</li></ul>
Project Support &amp; Coordination<ul><li>
Support EIA projects from initiation through authority submission and approval.</li><li>
Coordinate with internal TIC teams (monitoring, laboratory testing, inspection).</li><li>
Interface with clients, regulators, and subcontractors under senior consultant supervision.</li><li>
Contribute to proposals, technical inputs, and cost estimates.</li></ul> 
Qualifications 
Education<ul><li>
Bachelor&rsquo;s degree in Environmental Engineering, Environmental Science, or related field.</li></ul>
Experience<ul><li>
3&ndash;5 years of professional experience in EIA / ESIA consultancy or environmental consulting.</li><li>
Exposure to infrastructure, industrial, energy, or urban development projects is preferred.</li><li>
Experience supporting regulatory submissions and authority coordination.</li></ul>
Technical Knowledge<ul><li>
Working knowledge of EIA regulations, permitting processes, and environmental standards.</li><li>
Familiarity with environmental monitoring and laboratory testing interfaces within TIC activities.</li><li>
Awareness of IFC Performance Standards, World Bank EHS Guidelines, and ISO-based systems is a plus.</li></ul> 
Additional Information<ul><li> 
Good verbal and written Arabic / English communication skills are essential.</li><li>
Detail-oriented with strong organizational skills.</li><li>
Customer-focused and proactive in problem-solving.</li></ul></div>

JASARA PMC

JASARA PMC is seeking a knowledgeable and dedicated Senior Manager - Environment to join our dynamic team. In this critical role, you will be responsible for overseeing environmental management practices throughout our large-scale infrastructure projects in Saudi Arabia. Your expertise will play a vital role in ensuring compliance with environmental regulations, promoting sustainability, and minimizing the environmental impact of our operations.
 As the Senior Manager - Environment, you will lead the development and implementation of environmental policies, evaluating potential impacts and establishing best practices for environmental management. You will work collaboratively with project managers, engineers, and other stakeholders to foster a culture of environmental responsibility and stewardship in line with JASARA's commitment to sustainability.
 
Key Responsibilities:: 
<ul>
<li>Develop and implement environmental management plans and strategies for various projects.</li>
<li>Conduct environmental impact assessments and audits to identify potential risks and compliance issues.</li>
<li>Monitor and evaluate project compliance with environmental regulations, standards, and best practices.</li>
<li>Lead efforts to promote sustainable practices, including waste reduction, resource conservation, and pollution prevention.</li>
<li>Provide expert advice and guidance on environmental issues to project teams and stakeholders.</li>
<li>Coordinate with regulatory agencies and external partners to ensure effective environmental management.</li>
<li>Conduct training and awareness programs to promote environmental responsibility among staff and contractors.</li>
<li>Prepare documentation and reports related to environmental assessments, compliance, and best practices.</li>
<li>Identify opportunities for continuous improvement in environmental performance and implement effective solutions.</li>
<li>Stay current on environmental trends, regulations, and technologies to enhance JASARA's environmental management practices.</li>
</ul>
Requirements: 
<ul>
<li>Bachelor’s degree in Environmental Science, Environmental Engineering, or a related field; a Master’s degree is preferred.</li>
<li>15 years of experience in environmental management, particularly in the construction or infrastructure sector.</li>
<li>Strong knowledge of environmental laws, regulations, and standards in Saudi Arabia.</li>
<li>Demonstrated experience in conducting environmental assessments and audits.</li>
<li>Proven leadership and team management abilities, with a track record of developing and guiding environmental initiatives.</li>
<li>Excellent analytical, problem-solving, and decision-making skills.</li>
<li>Outstanding communication and interpersonal skills, with the ability to engage effectively with stakeholders.</li>
<li>Experience with environmental management systems and sustainability certifications is a plus.</li>
<li>Ability to work collaboratively in a fast-paced, multidisciplinary environment.</li>
<li>Strong commitment to sustainability and environmental stewardship.</li>
</ul>

Senior Manager - Environment

<div><div>WSP is looking for a highly skilled Senior or Principal Wet Utilities Engineer to join our growing Water Design team in Riyadh. You will play a key role in delivering complex wet infrastructure projects across the Kingdom&mdash;supporting major masterplans, urban development programmes, and strategic water networks aligned with Saudi Arabia&rsquo;s vision for sustainable growth.
This role is ideal for a technically strong engineer with deep experience in the design and coordination of potable water, TSE, fire-fighting, stormwater, and wastewater networks.</div></div>
 <div>Technical Design &amp; Delivery
<ul><li>Lead and deliver detailed engineering designs for potable water , TSE , irrigation , foul sewer , and stormwater drainage networks.
</li><li>Prepare hydraulic modelling, demand calculations, surge analysis, pipe sizing, and network optimization.
</li><li>Produce high-quality engineering deliverables including drawings, reports, design notes, and technical specifications.
</li><li>Review and validate designs prepared by junior engineers, external consultants, or contractors.
</li><li>Ensure all engineering outputs meet WSP standards and client requirements.
</li></ul>Project Leadership &amp; Coordination
<ul><li>Act as discipline lead for Wet Utilities on multi-disciplinary design projects.
</li><li>Coordinate with internal teams including Roads, Structures, Environmental, Geotech, and Architecture.
</li><li>Engage with external stakeholders such as municipalities, utility providers (NWC, SWCC, RCs), and regulatory authorities in Saudi Arabia.
</li><li>Support project managers with programme planning, risk mitigation, and progress reporting.
</li></ul>Client &amp; Stakeholder Engagement
<ul><li>Attend design meetings, workshops, and presentations with clients.
</li><li>Provide technical guidance and ensure client expectations are met or exceeded.
</li><li>Contribute to value engineering, alternative solutions, and technical advisory support.
</li></ul>Quality &amp; Compliance
<ul><li>Ensure designs comply with relevant KSA and international standards (SASO, NWC, MOMRA, MARAFIQ, BS/EN, AWWA).
</li><li>Support quality management processes including checks, reviews, and approvals.
</li><li>Promote best practices, innovation, and sustainable engineering approaches.
</li></ul>Team Development
<ul><li>Mentor, coach, and support junior engineers and CAD/ BIM technicians.
</li><li>Contribute to internal knowledge sharing, technical excellence initiatives, and lessons-learned sessions.</li></ul></div>
 <div><ul><li>Bachelor&rsquo;s degree in Civil Engineering, Water Engineering, or related discipline (Master&rsquo;s preferred).
</li><li>Proven experience delivering wet utilities and water network designs in the Middle East&mdash;preferably Saudi Arabia.
</li><li>Strong command of hydraulic modelling tools (e.g., WaterGEMS, SewerGEMS, EPANET, InfoWorks, Civil 3D/InfraWorks).
</li><li>Experience in large-scale masterplans, infrastructure corridors, and utility planning projects.
</li><li>Strong understanding of KSA authority guidelines and approval processes.
</li><li>Proficiency in design and coordination of multi-disciplinary infrastructure projects.
</li><li>Familiarity with BIM processes; knowledge of 3D design environments is an advantage.
</li><li>Strong communication, coordination, and client-facing skills.
</li><li>Ability to lead teams and manage multiple tasks in a fast-paced environment.
</li><li>Commitment to quality, safety, and continuous improvement.
</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>

Senior/Principal Engineer – Wet Utilities

Explore 277+ Environmental engineer in Riyadh this February. Find roles across top companies and apply now to boost your career.

277 environmental engineer jobs In Riyadh

Senior Wet Utility Engineer

Health & Safety Engineer - Construction Supervision

Senior Transportation Engineer

Environmental consultant

Environmental consultant

Senior Manager - Environment

Senior/Principal Engineer – Wet Utilities