DXS - Direct Expansion Solutions
DXS - Direct Expansion Solutions
DXS - Direct Expansion Solutions पूरे संयुक्त राज्य अमेरिका और कनाडा में इमारतों के लिए परिवर्तनीय रेफ्रिजरेंट वॉल्यूम और फ्लो (VRV/VRF) एयर-सोर्स हीट पंप समाधान प्रदान करता है। इसका कार्य सिस्टम डिज़ाइन, उपकरण आपूर्ति, कमीशनिंग, सेवा, इन्वर्टर-आधारित हीट पंप, वेंटिलेशन और इनडोर वायु गुणवत्ता नियंत्रण तक फैला हुआ है। DXS स्वास्थ्य सेवा, आवासीय, सरकारी, सैन्य, लॉजिस्टिक्स और विनिर्माण क्षेत्रों में इंजीनियरों, वास्तुकारों, भवन मालिकों और ठेकेदारों का सहयोग करता है, जिससे ग्राहक रणनीतिक विद्युतीकरण, कम ऊर्जा उपयोग, घटे हुए उत्सर्जन और अधिक कुशल भवन संचालन की दिशा में आगे बढ़ सकें।

Senior Data Engineer, SAP HANA Cloud and Graph — Remote, United States

Lead the design of SAP HANA Cloud and graph data foundations for DataXstream’s enterprise AI platform. Improve pipelines, security, performance, and integrations supporting machine learning and search.

विवरण

  • Create, develop, and optimize SAP HANA Cloud data models, including tables, calculation views, CDS artifacts, stored procedures, and SQLScript.
  • Build graph models and traversal queries for connected-data use cases such as material substitution, compatibility, product and organizational hierarchies, and supply and fulfillment networks.
  • Analyze execution plans and optimize complex SQL and SQLScript workloads for high performance.
  • Support data-layer performance initiatives involving partitioning, indexing, memory management, workload classes, and result caching.
  • Develop ingestion and replication processes from SAP and non-SAP systems into HANA Cloud using SDI, SDA, SLT, change data capture, or similar technologies.
  • Provide the TypeScript product stack with secure, well-documented, and maintainable service layers.
  • Define and uphold practices for schema design, migrations, version control, and database-artifact reviews.
  • Manage database security and access controls, including roles, privileges, masking, anonymization, and tenant isolation.
  • Partner with machine learning and search teams on feature pipelines and search-indexing capabilities.
  • Take responsibility for monitoring, alerting, backup and recovery, capacity planning, and HANA Cloud upgrade preparedness.
  • Maintain clear documentation for data models and graph schemas used by engineering teams.

आवश्यकताएँ

  • Extensive SAP HANA or HANA Cloud engineering experience, including data modeling, SQLScript, calculation views, and production performance tuning.
  • Hands-on experience with graph modeling and traversal languages such as SAP HANA Graph, Cypher/Neo4j, Gremlin, or SPARQL.
  • Advanced SQL skills, including execution-plan analysis and optimization of complex analytical and transactional queries.
  • Experience integrating and replicating data from source systems into HANA.
  • Strong knowledge of relational and dimensional modeling, normalization decisions, and controlled schema evolution.
  • Proficiency in TypeScript/JavaScript or Python.
  • Experience implementing database security and isolating data across multiple tenants.
  • Ability to communicate and document data models clearly.
  • Bachelor’s degree in Computer Science, Information Systems, or a related technical discipline, or equivalent practical experience.
  • Submit a resume in English.

लाभ

  • Full-time contractor engagement.
  • Equal-opportunity and affirmative-action employer.

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