{"id":1349463,"url":"https://alion.io/job/hdr-inc-commissioning-engineer-mechanical-2","title":"Commissioning Engineer - Mechanical","company":{"id":1771313,"name":"HDR","domain":"hdrinc.com","url":"https://alion.io/company/hdrinc","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"A","score":95,"open_postings":248,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":131,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sydney, Australia"],"countries":["AU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":55000,"max_usd":103000,"period":"year","method":"role_country_seniority_unknown","sample_n":51},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-08-26T00:00:00Z","employer_posted_date":"2026-08-26","last_verified_at":"2026-10-13T17:50:03Z","board_verified":true,"closed_at":null,"days_open":48,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":48},"description":"About Us\nAt HDR, we specialise in engineering, architecture, environmental and construction services. Our global team of more than 15,000 employees is united by our values and strengthened by our employee-owned culture. We collaborate across disciplines, leverage global expertise, and empower our people to create solutions that make a lasting impact.\nAs our Commissioning business continues to grow, we're seeking a Mechanical Commissioning Engineer to join our Sydney team. This is an exciting opportunity to work on complex mission critical and building services projects across Australia while developing your career within HDR's global network of commissioning professionals.\nThe Role\nAs a Commissioning Engineer - Mechanical, you'll support the delivery of commissioning services across a diverse portfolio of projects, with a particular focus on mission critical facilities and data centres.\nWorking alongside experienced commissioning and technical design teams, you'll be involved in the planning, testing, validation and handover of critical mechanical systems, helping ensure they perform safely, efficiently and reliably in accordance with client requirements and design intent.\nThis is a permanent position based in Sydney, supporting a growing portfolio of commissioning projects . The role provides an excellent opportunity to gain exposure to some of the country's most technically complex facilities while building your career within HDR's expanding Commissioning practice.\nWhat You’ll Be Doing\nYou will:\nSupport commissioning activities throughout construction, testing and handover phases.\nParticipate in Factory Witness Tests (FWTs), Factory Acceptance Tests (FATs), site inspections and functional performance testing.\nReview commissioning plans, test procedures, technical submissions and project documentation.\nAssist with troubleshooting, issue resolution and verification of system performance.\nWork closely with contractors, consultants, vendors, facility operators and client teams.\nMaintain commissioning records, reporting and project documentation.\nSupport commissioning management activities including commissioning plans, test scripts and handover documentation.\nAssist in tracking commissioning issues, project risks and system readiness throughout the project lifecycle.\nEnter and maintain commissioning data within commissioning management software platforms.\nSupport preparation of commissioning reports for project teams and clients.\nAttend contractor, client and commissioning meetings and contribute to documentation and reporting outcomes.\nContribute to quality, safety and continuous improvement initiatives across the Commissioning team.\nWhat Makes This Role Different?\nWorking within a growing national commissioning team, you'll be exposed to technologies and systems that are rarely encountered in conventional building services projects, while being supported by HDR's global technical network.\nYou'll have the opportunity to develop expertise across:\nHVAC and critical cooling systems\nChilled water, condenser water and hydronic systems\nComputer Room Air Conditioning (CRAC) systems\nCoolant Distribution Units (CDUs) and direct-to-chip liquid cooling\nAir and water testing, adjusting and balancing (TAB)\nSmoke control and pressurisation systems\nFire protection and hydraulic building services systems\nBuilding Management Systems (BMS) and critical environmental control systems\nWhat You’ll Bring\nWe’re looking for someone who is:\nPassionate about engineering, commissioning and technical problem solving.\nEager to further develop their expertise within commissioning, building services and mission critical environments.\nDetail-oriented, organised and committed to quality outcomes.\nA strong communicator who enjoys working collaboratively with project teams.\nProactive and willing to take ownership of their work and professional development.\nSafety-focused with a continuous improvement mindset.\nIdeally, You’ll Have\nA degree, diploma or trade qualification in Mechanical Engineering, Building Services or a related discipline.\nDemonstrated experience in commissioning, construction, facilities engineering or building services.\nExposure to mechanical building systems including HVAC, chilled water, hydronic, fire protection, hydraulic or critical cooling systems.\nExperience working on site-based projects.\nExposure to factory testing, equipment inspections, commissioning activities or building systems testing.\nStrong analytical and troubleshooting skills.\nExcellent written and verbal communication skills.\nExposure to commissioning management processes, system testing and project delivery methodologies.\nStrong attention to detail and documentation quality.\nAbility to manage multiple priorities within a fast-paced project environment.\nExperience within data centres, healthcare projects or other critical environments will be highly regarded.\nAustralian Citizenship and the ability to obtain an Australian Government Security Clearance will be advantageous.\nA willingness to travel to project sites as required.\nWhy Join HDR?\nEmployee ownership - be part of a company where our people have a direct stake in our success.\nMajor project exposure - work on complex data centre and digital infrastructure projects shaping the future of connected communities.\nCareer development - mentoring and support from experienced technical and project leaders\nCollaborative culture - work within a multidisciplinary team that values quality and innovation\nGlobal TMT expertise - collaborate with HDR's internationally recognised mission critical and data centre teams #LI-CG3\nWhat We Believe\nHDR 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.\nOur Commitment\nAs 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.\nOur 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.\nOur Commitment\nHDR is committed to fostering an inclusive and diverse work environment and is proud to be an equal opportunity employer. We welcome applications from all qualified and/or experienced candidates, regardless of gender identity or expression, race or ethnicity, sexual orientation, age, or religious and political beliefs. This includes encouragement for veterans.\nHDR acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and communities live and work. As part of our commitment to reconciliation and diversity, we encourage Aboriginal and Torres Strait Islander peoples to apply. Join us in making a meaningful impact and contributing to an inclusive community.\nAt HDR, we are committed to the principles of employment equity.\nWe are an Affirmative Action and Equal Opportunity Employe r.\nWe consider all qualified applicants, regardless of criminal histories, arrest and conviction records.","description_format":"text","description_chars":7382,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Professional development"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy & Utilities","Professional Services","Construction"],"lifecycle":[{"event":"open","at":"2026-09-27T17:47:03Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.871,"p_room":0.72,"age_days":48,"expected_fill_days":131,"reasons":["conf:2","urgency","velocity","win:mid","crowd:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/hdr-inc-commissioning-engineer-mechanical-2","json_url":"https://alion.io/job/hdr-inc-commissioning-engineer-mechanical-2.json","meta":{"generated_at":"2026-10-13T21:44:08Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":33307,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1771313},"rest":"https://alion.io/mcp/rest/get_company?id=1771313"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhdr-inc-commissioning-engineer-mechanical-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fhdr-inc-commissioning-engineer-mechanical-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fhdr-inc-commissioning-engineer-mechanical-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/hdr-inc-commissioning-engineer-mechanical-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhdr-inc-commissioning-engineer-mechanical-2"}]}