Dell Senior Big Data / Hadoop Administrator - Secureworks - London, UK in London, United Kingdom

Secureworks (SCWX-NASDAQ) is a global leader in intelligence-driven information security solutions. We help organizations confidently pursue business goals in a digitally-connected world. Consistently recognized by industry analysts and readers’ polls, we are one of the best in the world at understanding and anticipating threat behavior. We see 250 billion events every day across 4400 clients in more than 55 countries, and our solutions work across all the layers of a client’s security environment, including 330 different vendor technologies. Join a talented, dedicated, and diverse team of researchers, analysts, engineers, consultants and business professionals who are focused 100% on protecting our clients from cyber threats. We seek out the brightest minds and empower our teams with the tools and support they need to fight the bad guys and maintain our company’s leadership in the cyber security industry.

Uniquely positioned to adapt as the industry evolves, we are also proud to be part of the Dell Technologies family. We enjoy competitive compensation and benefits packages, and reward and recognize our employees for exceptional results. A constant focus on continued learning and growth keeps our team members engaged and excited about “what’s next.” We offer flexible work options when available, and emphasize the importance of work-life balance. We know that when our people are rewarded, recognized, and rejuvenated, we win as a team.

Role Overview

Secureworks is seeking a Senior Hadoop Administrator to join our Big Data team. Our team is responsible for managing the infrastructure and building the software which currently ingests and enriches over 260 billion security events per day (3 million/second), exposing data for search, forensic investigation, analytics, and data-science purposes.

The role is founded in Linux systems administration and Hadoop enterprise administration experience. This position is responsible for our distributed data processing clusters' day-to-day operational support as well as participation in large-scale infrastructure projects and initiatives.

This position participates in an active team on-call rotation, which is vital to maintaining acceptable levels of service delivery for clients.

You'll get the chance to:

  • Work on day-to-day operational support of our Cloudera Hadoop clusters in lab and production environments, operating at multi-petabyte scale.

  • Deploy and manage common widely used services throughout the Hadoop ecosystem.

  • Provide input to major architectural designs to ensure consistency, security, maintainability and flexibility with respect to overall system architectures.

  • Collaborate with Product Management, IT Architecture, and Engineering to review software enhancements and provide design feedback.

  • Make recommendations to improve process efficiency and effectiveness.

  • Train and mentor Secureworks operational personnel on supporting our clusters .

  • Respond to health alerts generated by Cloudera Manager and Nagios.

  • Respond to emergency incidents and standard support requests, working them through to completion within established SLA.

  • Collaborate with multiple internal teams to resolve incidents and support requests.

  • Improve tools and scripts that automate routine tasks and monitor system health.

  • Participate in an active on-call rotation to provide after-hours response for critical service delivery incidents.


  • 2+ years Hadoop / Big-Data experience

  • 5+ years Linux Administration experience preferred

  • Experience supporting an enterprise distributed data processing platform, or equivalent training.

  • Operational experience (management and monitoring) with at least one of the following Hadoop distributions:

  • Cloudera CDH and Cloudera Manager

  • Hortonworks HDP and Ambari


  • MAPR

  • Ability to:

  • Troubleshoot common problems with Hadoop core services (HDFS, YARN, etc.) and ecosystem projects (Spark, Hive, Impala, MapReduce, etc.)

  • Work effectively with our vendor support to diagnose complex issues, apply patches, updates, etc.

  • Strong working knowledge of:

  • TCP/IP networking concepts, including subnets and routing

  • Information security principles

  • Linux (Red Hat 6/7), user commands, and administrative tools, including Satellite

  • Good oral and written communication skills, combining attention to detail with the ability to present technical findings to a business audience

  • Excellent client service skills including the ability to take ownership of escalated issues, provide clear and consistent updates, and work with various internal teams until issues are fully resolved.

Nice to have’s:

  • Operational experience (management and monitoring) with Lucene-based distributions:

  • Elasticsearch

  • Solr

  • Experience with automation tools, as well as scripting languages such as Bash, Perl, Python.

  • Bachelor degree in a technical field such as Computer Science, or equivalent work experience.

  • RedHat certification - RHCSA or RHSE - or equivalent Red Hat Linux experience.

  • Hadoop certification - HDPCA or CCAH - or equivalent administration experience.

Why Join Secureworks

Life at Secureworks means collaborating with dedicated professionals with a passion for technology. When we see something that could be improved, we get to work inventing the solution. Our people demonstrate our winning culture through positive and meaningful relationships. We invest in our people and offer a series of programs that enables them to pursue a career that fulfils their potential. Our team members’ health and wellness is our priority as well as rewarding them for their hard work.

As a leading technology employer, we actively encourage further development for our employees. This is done through our range of internal training programmes, training affiliation with SANS GIAC, various vendors, encouragement for the team to go technology conferences or even our regular company hackathons.

Secureworks (A Dell Technologies Company) is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at Secureworks are based on business needs, job requirements and individual qualifications, without regard to race, color, religion or belief, national, social or ethnic origin, sex (including pregnancy), age, physical, mental or sensory disability, HIV status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by the laws or regulations in the locations where we operate. Secureworks will not tolerate discrimination or harassment based on any of these characteristics. Learn more about Diversity and Inclusion at Secureworks here .