{"id":4068030,"url":"https://alion.io/job/parsons-senior-mechanical-engineer-3","title":"Senior Mechanical Engineer","company":{"id":4937,"name":"Parsons","domain":"parsons.com","url":"https://alion.io/company/parsons","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":363,"ghost_share":0,"stale_share":0.967,"repost_share":0.003,"time_to_fill_p50_days":19,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Riyadh, Saudi Arabia"],"countries":["SA"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AutoCAD","optional":true}],"status":"live","first_seen_at":"2026-11-11T12:20:45Z","employer_posted_date":"2026-11-11","last_verified_at":"2026-11-11T12:20:45Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.Job Description:\nWe are seeking a highly skilled Senior Mechanical Engineer to lead the design review and technical coordination of HVAC, plumbing, ventilation, smoke control, central utility, and other mechanical systems for a major luxury high-end development.\nWhat You’ll Be Doing\nReview mechanical design calculations, drawings, specifications, schedules, and equipment selections.\nCoordinate HVAC and plumbing systems with architecture, structure, interiors, landscape, kitchens, laundries, pools, wellness facilities, and specialist systems.\nReview plant rooms, risers, service zones, ceiling voids, shafts, access routes, and maintenance clearances.\nEnsure compliance with applicable codes, authority requirements, sustainability targets, and project standards.\nReview contractor and specialist vendor technical submissions.\nAssess equipment selections, energy performance, noise, vibration, access, maintainability, and lifecycle considerations.\nSupport design reviews, technical workshops, coordination meetings, and constructability reviews.\nReview RFIs, technical queries, substitutions, and proposed design changes.\nMonitor installation quality and support site inspections.\nCoordinate testing, balancing, commissioning, seasonal commissioning, and handover.\nSupport value engineering and mechanical design optimization.\nPrepare technical reports and identify risks, nonconformances, and corrective actions.\nMentor mechanical engineering staff.\nWhat Required Skills You’ll Bring\nBachelor’s degree in Mechanical Engineering.\nProfessional registration is preferred.\nMinimum of 12+ years of relevant experience.\nExperience with HVAC, plumbing, central plant, pools, wellness facilities, kitchens, laundries, or complex developments.\nStrong knowledge of relevant mechanical codes, standards, design software, and construction practices.\nExperience reviewing technical submissions and coordinating multidisciplinary interfaces.\nExcellent technical review, coordination, problem-solving, and communication skills.\nWhat Desired Skills You’ll Bring\nExperience with chilled water systems, district cooling, heat recovery, energy modelling, or low-carbon systems.\nKnowledge of operational and maintenance requirements.\nExperience with smoke control, kitchen ventilation, swimming pool systems, and water treatment.\nLEED, CIBSE, ASHRAE, or equivalent certification.\nExperience with Revit MEP, Navisworks, AutoCAD, or similar tools.\nMinimum Clearance Required to Start: ConfidentialParsons equally employs representation at all job levels no matter the race, color, religion, sex (including pregnancy), national origin, age, disability or genetic information.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!\nParsons is aware of fraudulent recruitment practices. 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