Marsh McLennan

PostgreSQL Senior Database Administrator (DBA)

Marsh McLennan$96K — $146K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of PostgreSQL database experience, especially in cloud environments.
  • At least 2 years of hands-on experience migrating Oracle databases to PostgreSQL.
  • Bachelor’s degree preferred or equivalent professional experience.
  • Extensive senior-level experience in PostgreSQL/Oracle database engineering.
  • Solid understanding of relational database management systems and cloud computing architecture.

Responsibilities

  • Manage and optimize PostgreSQL databases on Linux and cloud platforms.
  • Lead database migration projects from Oracle to PostgreSQL, focusing on performance tuning.
  • Implement advanced PostgreSQL features for optimal performance at scale.
  • Oversee cloud-based PostgreSQL configurations and maintain disaster recovery solutions.
  • Utilize PostgreSQL extensions and support Oracle DB features as needed.
  • Contribute to automation initiatives and present new technology solutions.

Benefits

  • Professional development opportunities and supportive leadership.
  • Vibrant and inclusive company culture.
  • Wide range of career opportunities and comprehensive benefits.
Full Job Description

Company:

MMC Corporate

Description:

Marsh McLennan’s Database Services team is growing rapidly, and we have an exciting opportunity for a creative and inquisitive Senior Database Administrator skilled in Postgres and Oracle. This hybrid role requires 3 days in-office in Canada and offers the chance to work on a global team responsible for critical enterprise database systems.

PostgreSQL Senior Database Administrator (DBA)

We will count on you to:

  • Manage, optimize, and ensure the high availability of PostgreSQL databases hosted on Linux and cloud platforms (AWS and Azure).

  • Lead complex database migration projects from Oracle to PostgreSQL, including performance tuning and high-availability configurations.

  • Implement advanced PostgreSQL features such as partitioning, indexing strategies, query tuning, and replication to optimize performance at scale.

  • Oversee configuration and management of cloud-based PostgreSQL offerings and maintain disaster recovery solutions with RTO & RPO considerations.

  • Utilize PostgreSQL extensions (e.g., PostGIS, pg_partman, pg_stat_statements) and support Oracle DB features like RMAN, Export/Import, and Triggers.

  • Contribute to automation initiatives by researching and presenting new technologies to enhance database strategy and operations.

What you need to have:

  • 5+ years of PostgreSQL database experience, including at least 3 years working in cloud environments.

  • Minimum 2 years of hands-on experience migrating Oracle databases to PostgreSQL.

  • Bachelor’s degree preferred or equivalent professional experience.

  • Extensive experience as a Senior PostgreSQL/Oracle Database Engineer, with a strong focus on migrating Oracle databases to PostgreSQL.

  • Solid knowledge of relational database management systems and cloud computing architecture.

  • Skilled in database design, cloud computing, and Data Lake Architecture.

What makes you stand out:

  • Advanced expertise in PostgreSQL internals and performance tuning, including query execution plans, autovacuum settings, and complex transaction management.

  • Familiarity with infrastructure-as-code tools such as Terraform and Ansible is a plus.

  • Entrepreneurial mindset with a passion for automation and continuous improvement in database technologies.

  • Experience with Mongo DB or MySQL is preferred

Why join our team:

  • We help you be your best through professional development opportunities, interesting work and supportive leaders.

  • We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.

  • Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being.

Marsh McLennan (NYSE: MMC) is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit marshmclennan.com, or follow on LinkedIn and X.

Marsh McLennan is committed to embracing a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law. In accordance with the Accessibility for Ontarians with Disabilities Act, 2005, Marsh McLennan will provide a reasonable accommodation to employees and prospective employees to the point of undue hardship upon request and as required in respect of the individual’s particular restrictions and limitations. If you require a specific accommodation because of a disability or medical need, please contact [email protected].

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.

The applicable base salary range for this role is $96,600 to $146,600.

The base pay offered will be determined on factors such as experience, skills, training, location, certifications, education, and any applicable minimum wage requirements. Decisions will be determined on a case-by-case basis. In addition to the base salary, this position may be eligible for performance-based incentives.

We are excited to offer a competitive total rewards package which includes health and welfare benefits, tuition assistance, retirement programs as well as employee assistance programs.

This is a New position.

About Marsh McLennan

Marsh McLennan Careers

Join the exceptional team at Marsh McLennan, a global leader in professional services, offering unparalleled job opportunities in insurance, risk management, and consultancy. As the company propels forward, it invites dedicated professionals to contribute to a culture of innovation, leadership, and growth.

Work You’ll Do

At Marsh McLennan, you will engage with complex challenges that push the boundaries of your skills and knowledge. Our team thrives on diversity and the shared goal of delivering impactful solutions to our clients worldwide. By joining us, you will be part of a culture that values diversity training and leadership development, ensuring every team member is equipped for success.

Explore Professional Growth

Marsh McLennan is committed to the professional growth of its employees. Whether you are seeking a position that offers a path to leadership or looking for robust internship programs to kickstart your career, Marsh McLennan provides the resources and global platform to propel your ambitions into achievements. Our benefits package is designed to support the well-being and continuous professional development of all staff, from entry-level to senior leadership roles.

Innovative Work Environment

Our company is at the forefront of industry innovation. The collaboration between experienced professionals and fresh talent generates dynamic solutions that keep Marsh McLennan at the cutting edge of the industry. Our team is encouraged to lead with creativity and embrace new ideas, driving the company’s legacy of pioneering industry-first solutions.

Join Our Team

Marsh McLennan is hiring! Explore the multitude of job opportunities on our careers page, from strategic advisory roles to operational excellence positions. We look for passionate, curious, and solution-driven team players. Enhance your career with Marsh McLennan, where your skills will be honed through challenging projects and high-impact strategies.

Networking and Career Advancement

Networking at Marsh McLennan opens doors to enriching connections and countless opportunities within the industry. Our professionals benefit from an environment that fosters networking through events, professional groups, and collaborative projects. With Marsh McLennan, career advancement is not just a possibility—it is an expectation.

Prepare for Your Interview

Ready to apply? Make sure your resume highlights your most relevant experiences and skills tailored to the position you are applying for. Our interview process is designed to understand your capabilities and fit with our team’s goals and values. Prepare to discuss how your background, experiences, and professional aspirations align with the opportunities at Marsh McLennan.

Stay Connected

Keep up to date with the latest from Marsh McLennan: - **Career Insights**: Gain insider perspectives and industry-leading insights through our careers blog. - **Job Alert Emails**: Personalize your subscription to receive job alerts and the latest news tailored to your preferences. Discover the rewarding career opportunities awaiting at Marsh McLennan, where your professional journey is just the beginning. Join us in shaping a future defined by insight, integrity, and innovation.
Learn more about Marsh McLennan
Size
83,000 employees
Market Cap
$82.6 billion
Industry
Net Income
$2 billion
Founded
1914
5 Year Trend
+8.5%
Revenue
$17.2 billion
NASDAQ

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