Software Engineer (BigData/ETL Engineer)

Main Location
Sunnyvale, CA, United States
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Software Engineer (BigData/ETL Engineer)

Work Location:  Bangalore, India


Juniper Marketing builds connections between Juniper’s exceptional technology and our customer’s pressing business challenges to enable our sales teams to sell more and customers to succeed more. Marketing Analytics and Data Science (MAD Science) team brings analytics power to the Juniper Marketing. As part of the MADS team, our mission is to transform data into high quality, meaningful insights allowing us to take timely action on key performance drivers for business collaboration leadership.  We bring intellectual curiosity, a deeply consultative approach and a drive to compete on analytics.

MADS team built a marketing data platform that aggregates structured and unstructured data from internal and third party sources. The marketing data platform delivers marketing performance metrics, analytic solutions, leads data and many other use cases. We are at an exciting point in Juniper where we are scaling the marketing data platform to deliver on our data strategy.

The Software Solutions Engineer will play a significant role in this transformation. A great candidate will be curious, fun, and insightful. The candidate will be willing to speak up, identify great opportunities for the company, and use new technologies to improve operations.


The Software Engineer (BigData and ETL Engineering) that will work on the collecting, storing, processing, and analyzing of huge sets of data. The primary focus will be on choosing optimal solutions to use for these purposes, then maintaining, implementing, and monitoring them. This person will also be responsible for integrating them with the architecture used across various modules of our analytics platform. Strong experience in Apache Spark with ability to write complex SQL queries is a big plus.This position requires collaborating with the pillar leads and management on the marketing data strategy, business needs and delivering with right technology solutions. The Software Solutions Engineer will work with the MADS team in India & US to coordinate the development efforts.


The ideal candidate will be comfortable in a dynamic environment that is constantly trying new technologies and approaches to address business challenges. The person must be open to learn as well as be willing to teach the team. Important, this individual is creative, wants to have fun, and works well with colleagues.



  • Selecting and integrating any Big Data tools and frameworks required to provide requested capabilities
  • Implementing ETL process
  • Implementing testing framework for the ETL processes
  • Performance tuning for the Spark, Hive and Hadoop stack.


  • 3 to 5+ years’ experience.
  • Strong coding skills in Python is necessary.
  • Understanding the dynamics of a Hadoop cluster ecosystem, with all included services such as spark jobs etc.
  • Enthusiasm to solve any ongoing issues with operating the cluster
  • Good knowledge of Big Data querying tools, such as Hive, SparkSQL
  • Experience with Spark is strongly required, coding using Pyspark and Scala are beneficial
  • Experience with integration of data from multiple data sources
  • Knowledge of various ETL techniques and frameworks, like AWS Glue, AWS Lambda preferred
  • Experience with Big Data ML toolkits, such as scikit-learn,MLLib, SparkML, or H2O will be a big PLUS
  • Knowledge in Salesforce (SFDC) and Oracle Eloqua data models is a plus
  • Proficient with one or more scripting/programming languages like Scala, R and Java
  • Front-end development using Java script frameworks advantageous


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Software Engineer (BigData/ETL Engineer)
Juniper Networks, Inc.