Overview

KEO is a creative enterprise, where innovation is a way of life. We are uniquely resourced with end-to-end services to take clients from inspiration - through conceptualization - to realization of planning, design or project delivery in the built and natural environments. For over 60 years we've led with vision, contributing to many of the world's most ambitious projects, iconic places, remarkable experiences and prosperous communities.

As a highly integrated and agile AEP/PMCM firm, KEO is recognized by ENR as one of the Top 225 International Design Firms and one of the Top 20 International PM/CM Firms. We are also ranked by World Architecture as the 51st largest global architecture firm and the #1 Firm in the Middle East Region in their 2025 WA100 Survey.

We invite you to join us. Why?

When you join KEO, you'll discover more than just a job - you'll find a supportive environment that fosters your professional development through internal global mobility and career development and does so within a culture that supports company-wide health and well-being through on-demand counselling services and regular workplace clinics. You will be invited to celebrate community events such as sports days, fun-runs, in-house sports teams and beach clean ups. In addition to your competitive package and benefits you will have access to a suite of policies that include hybrid working arrangements, individual athletic sponsorship, study assistance sponsorship, employee referral rewards.

Responsibilities

Our newest opportunity is for a Senior Project Engineer - Waste Management to join our award-winning team based in Riyadh, Saudi Arabia.

Reporting directly to a Project Manager in our award winning Sustainability and Environment Division, this role is responsible for support on Waste Management Policy and Strategy for projects across the Middle East and potentially further abroad.

We envisage success in this role to include:

• Support the delivery of waste infrastructure projects across feasibility, design, procurement, construction and operational phases
• Undertake technical assessments of waste treatment technologies including thermal, mechanical, biological and chemical treatment processes.
• Prepare technical reports, feasibility studies, due diligence assessments, options appraisals and business cases.
• Assist in the development of Basis of Design (BoD) documents, process descriptions, mass balances, technical specifications and performance requirements.
• Review contractor and technology supplier submissions and provide technical recommendations.
• Support waste characterisation studies, facility assessments, operational reviews and technology evaluations.
• Assist in the development of procurement documentation including Employer's Requirements, technical schedules and tender evaluation criteria.
• Lead client meetings, workshops and stakeholder engagement activities.
• Support Project Managers in planning and delivering projects to programme, budget and quality requirements.
• Coordinate multidisciplinary technical inputs from internal teams and external specialists.
• Track project actions, risks, deliverables and programme activities.
• Assist with the management of subcontractors and specialist technical advisors.
• Proactively undertake business development activities and lead client presentations.
• Prepare technical and commercial proposals.
• Develop methodologies, work plans, programmes and resource schedules for bids.
• Prepare project references, case studies and capability statements.
• Contribute to market research and opportunity identification across target sectors and geographies.
• Maintain awareness of developments in waste treatment technologies, circular economy initiatives and regulatory requirements.
• Contribute to the continuous improvement of technical standards, templates and best practices across the waste management team.
• Support knowledge sharing and collaboration across KEO's international offices.

Qualifications

To be successful in this dynamic opportunity, we envision that your career journey to date will include 10 years' work experience partnered with a Bachelor's degree in Mechanical Engineering, Chemical Engineering, Process Engineering, Environmental Engineering or a related discipline. Knowledge of waste management principles and strategic waste management planning will be a plus.

• Typically 4 - 10 years of relevant experience within waste management, environmental infrastructure, utilities or industrial sectors.
• Experience working in Saudi Arabia and the wider GCC.
• Experience preparing technical reports and engineering studies.
• Understanding of waste treatment and resource recovery technologies

KEO's performance is founded upon integrity, results, innovation, safety and our people. We embrace diversity and recognise its' contribution to client success wherever we work.

We are excited to hear how you can partner with our award-winning team and treat all expressions of interest confidentially.