Senior Big Data DBA

6 days ago

Mumbai, Maharashtra, India Net Connect Full time ₹ 15,00,000 - ₹ 20,00,000 per year

Location: Mumbai

Experience: 6 - 9 Years

Notice Period: Immediate to 15 Days

CTC: LPA

About the Role

As a Senior Big Data DBA at NCG (NetConnect Global), you will play a pivotal role in ensuring the performance, stability, and scalability of mission-critical database systems. You will support large-scale Postgres and Greenplum environments, drive automation initiatives, and collaborate with cross-functional teams to enhance data infrastructure. This role provides opportunities for professional growth through exposure to cutting-edge big data technologies, cloud platforms, and DevOps practices, while also allowing you to mentor junior DBAs and influence best practices.

Key Responsibilities

  • Provide day-to-day support for distributed and mission-critical database environments, ensuring high availability and reliability.
  • Maintain and optimize Postgres and Greenplum databases, including installation, configuration, upgrades, and performance tuning.
  • Support HADR (High Availability Disaster Recovery), replication clusters, backup/restore strategies, and disaster recovery testing.
  • Contribute to the automation of routine DBA tasks (using Ansible, Python, Shell, or Perl) and establish operational best practices.
  • Partner with DevOps and SRE teams to modernize database environments through CI/CD and Infrastructure-as-Code practices.
  • Troubleshoot and resolve complex database issues, performing root cause analysis across application, network, database, and infrastructure layers.
  • Collaborate with cross-functional teams (engineering, cloud, analytics) to implement scalable data solutions.
  • Provide guidance and training to L1/L2 database support teams globally.
  • Participate in on-call rotation for weekend and after-hours production support as required.

Required Skills & Qualifications

  • Bachelors degree in Computer Science, Information Technology, or related field (Master's preferred).
  • 6–9 years of experience as a Database Administrator, with a strong focus on big data technologies.

  • Proven expertise with:

  • Greenplum Database (v5, v6, or higher)

  • Postgres (v12 or higher)

  • Proficiency in database administration (installation, configuration, upgrades, patching, troubleshooting).

  • Strong experience in performance tuning, replication, and high availability in Postgres/Greenplum environments.
  • Hands-on experience with cloud platforms (AWS, Azure, Snowflake preferred).
  • Strong scripting skills in Unix/Linux environments (Ansible, Shell, Perl, or Python).
  • Solid understanding of backup/recovery, disaster recovery, and capacity planning.
  • Strong communication and collaboration skills to work with technical and non-technical teams.

Why Join NCG?

Since 1997, NCG (NetConnect Global) has been helping enterprises reimagine business models and operations through digital transformation, engineering, and professional services. With expertise across Cloud, Cybersecurity, AI/ML, and Advanced Data Analytics, NCG partners with global enterprises to deliver cutting-edge, future-ready solutions.

We are Great Place to Work Certified, backed by 2,000+ full-time employees and a global alumni network of 22,000 professionals.

Benefits at NCG

  • Family First: 6 months fully paid maternity leave, 5 days paid paternity leave.
  • Health & Wellness: Day-one medical coverage for employee + family (spouse, children, parents).
  • Financial Security: Accident insurance (2x salary), gratuity, ESIC benefits, workmen's compensation.
  • Employee Assistance Program: Confidential support for personal and professional well-being.
  • Career Growth: Opportunities to work on next-gen big data, cloud, and DevOps projects with leading global enterprises.

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