About the Company We are HCLTech, one of the fastest-growing large tech companies in the world and home to 230,000+ people across 60 countries, supercharging progress through industry-leading capabilities centered around Digital, Engineering and Cloud. Job Summary The Designated Engineering Representative (DER) is responsible for supporting aircraft certification activities by providing engineering expertise, regulatory compliance guidance, and technical approvals in accordance with aviation authority requirements. The role involves evaluating aircraft designs, modifications, repairs, and substantiation data to ensure compliance with applicable airworthiness regulations and certification standards. Key Responsibilities Certification & Regulatory Compliance Review, approve, and certify engineering data for aircraft systems, structures, interiors, avionics, and modifications as authorized. Ensure compliance with FAA, EASA, DGCA, and other applicable aviation regulations. Interpret and apply regulatory requirements to design, analysis, testing, and certification activities. Support Type Certification (TC), Supplemental Type Certification (STC), and major repair/modification programs. Engineering Analysis & Validation Conduct technical reviews of design documents, engineering reports, and test results. Evaluate structural analysis, fatigue and damage tolerance assessments, system safety analyses, and compliance reports. Review substantiation documents and verify conformity with certification requirements. Provide engineering recommendations and resolution of airworthiness issues. Project Support Collaborate with design, stress, systems, manufacturing, quality, and certification teams. Support customer and regulatory authority audits, reviews, and investigations. Participate in certification planning and compliance demonstration activities. Prepare and review certification plans, compliance checklists, and approval documentation. Technical Leadership Serve as a subject matter expert for certification and regulatory requirements. Mentor engineering teams on certification processes and best practices. Drive continuous improvement in certification methodologies and engineering compliance processes. Required Qualifications Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Aeronautical Engineering, or related discipline. Minimum 10-15 years of aerospace engineering experience. Extensive knowledge of aircraft certification processes and airworthiness regulations. Experience with FAA, EASA, or equivalent certification standards. Strong understanding of aircraft structures, systems, avionics, or interiors certification. Experience in aircraft modification, repair, or certification programs. Preferred Qualifications FAA DER authorization or equivalent certification authority experience. Experience in commercial aircraft, business jets, military aircraft, or rotorcraft programs. Master's degree in Aerospace Engineering or related field. Familiarity with Part 21, Part 23, Part 25, Part 27, Part 29, and Part 33/35 regulations, as applicable. Technical Skills Aircraft certification and compliance verification Structural analysis and substantiation Stress, fatigue, and damage tolerance assessment System safety analysis Aircraft modification and repair approval Regulatory documentation review Root cause analysis and problem solving Engineering report preparation Soft Skills Strong technical judgment and decision-making Excellent communication and stakeholder management Leadership and mentoring capabilities Attention to detail and regulatory compliance focus Ability to work in cross-functional and global teams Key Deliverables Regulatory-compliant engineering approvals Certification plans and compliance reports Approval of modifications, repairs, and design changes Timely support to certification programs Resolution of airworthiness and regulatory issues