{"id":4016924,"url":"https://alion.io/job/johnson-controls-design-validation-engineer","title":"Design Validation Engineer","company":{"id":448321,"name":"Johnson Controls","domain":"johnsoncontrols.com","url":"https://alion.io/company/johnsoncontrols-3","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":477,"ghost_share":0,"stale_share":0.782,"repost_share":0.008,"time_to_fill_p50_days":33,"computed_at":"2026-11-10T06:52:35Z"}},"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":["Dublin, Ireland"],"countries":["IE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-11-10T13:12:14Z","employer_posted_date":"2026-11-10","last_verified_at":"2026-11-11T01:00:07Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Design Validation Engineer\nSilent Aire\nDublin\nThis is an exciting opportunity for an experienced and hands-on Design Validation Engineer to lead the execution and continuous improvement of testing activities across our data centre cooling product range, including CRAH units, AHUs, CDU systems and Fan Wall products.\nThe successful candidate will take ownership of designing and executing product validation programmes, including pressure measurement, acoustic testing, leak detection, filter leak testing and overall system performance verification.\nReporting to the Mechanical Engineering Manager, you will work closely with Design Engineering, Manufacturing, Quality and Customers to ensure all testing activities are executed accurately, safely and efficiently. This role requires a practical engineer who can work independently, troubleshoot complex issues and confidently communicate technical results to customers and stakeholders.\nKey Responsibilities:\nFWT Testing & Validation\nDevelop test procedures for pressure measurement, airflow/water testing, acoustic performance, leak detection and filter leak testing…\nDesign, specify and build test rigs and test setups to support product validation activities using data acquisition systems. \nDevelop and present test script, RAMS, testing methodologies and results to customers.\nAnalyse test results and prepare detailed technical reports.\nLead the execution of FWT (Factory Witness Test) testing programs for new and modified products.\nEnsure testing activities are conducted in accordance with relevant industry standards and company procedures.\nTroubleshoot product and test-related issues, identifying root causes and driving corrective actions.\nCollaborate with design teams during product development to ensure validation requirements are incorporated early in the design process.\nSupport factory acceptance testing (FAT) and customer witness testing activities.\nExplain technical findings clearly and professionally to both technical and non-technical stakeholders.\nSupport customer discussions relating to performance verification and compliance requirements.\nObtain customer approval on test methodologies and validation results.\nProvide technical support during project reviews and customer visits.\nTest Facility Improvement\nTake ownership of the calibration programme for all test equipment, sensors, instrumentation and measurement devices.\nMaintain calibration records and ensure compliance with internal and external requirements.\nIdentify opportunities to improve measurement accuracy and testing repeatability.\nCoordinate with external calibration service providers where required.\nDevelop standard operating procedures for test equipment maintenance and verification.\nLead initiatives to improve safety, efficiency and repeatability within the test facility.\nIdentify and implement automation solutions to reduce manual intervention in testing activities.\nUpgrade existing test rigs and facilities to improve functionality and reliability.\nDrive continuous improvement projects focused on test quality, productivity and safety.\nSupport development of future testing capabilities for new product technologies.\nPreferred Skills\nStrong experience in mechanical testing, product validation or laboratory engineering.\nHands-on practical experience with pressure measurement in airflow and water system, acoustic and leak testing systems.\nExperience designing and developing test rigs and test procedures.\nStrong troubleshooting and root-cause analysis skills.\nKnowledge of instrumentation, sensors and data acquisition systems.\nExperience developing test scripts and automated test sequences.\nAbility to work independently and take ownership of complex activities.\nExcellent communication and presentation skills.\nStrong report-writing and technical documentation capability.\nGood understanding of mechanical systems, HVAC equipment or data centre cooling solutions.\nWhat We Look For\nBachelor's degree in Mechanical Engineering or a related discipline.\n5+ years' experience in product testing, design, validation engineering or laboratory engineering.\nDemonstrated experience leading first of kind or new product validation activities.\nPractical, hands-on approach with strong workshop and laboratory skills.\nAbility to independently manage multiple projects and priorities.\nExcellent problem-solving and troubleshooting capability.\nStrong customer-facing communication skills.\nContinuous improvement mindset with a focus on safety, quality and automation.\nBenefits:\nGood company benefits including pension contribution, Health Care package and Membership of Engineers Ireland.\nNetworking opportunities and career development support.\nOpportunity to join a company that works in an exciting and growing sector.\nExposure to cutting-edge data centre cooling technologies and advanced testing systems.","description_format":"text","description_chars":4865,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Energy Efficiency","HVAC & Refrigeration","Access Control & Alarm Systems","Building Automation & Controls"],"lifecycle":[{"event":"open","at":"2026-11-10T13:12:14Z"}],"visa":[{"country":"IE","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"Irish employment permits in 12 months: 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