Unix/Linux System Administrator

Company:Marsh

Description:

Unix/Linux System Administrator

We are seeking a Unix/Linux System Administrator to join our Applications Development team at Marsh. This role will be based in Mexico City. This is a hybrid role that has a requirement of working at least three days a week in the office. As a Unix/Linux Administrator Associate at Marsh, you willbe responsible for the administration, support, and maintenance of our AIX and Linux environments, with a proactive approach to system management and a strong ability to troubleshoot and resolve issues efficiently.

We will count on you to:

• Administer and maintain AIX UNIX systems, ensuring high availability and performance.

• Support and manage Linux servers, including installation, configuration, and upgrades.

• Monitor system performance and troubleshoot issues related to hardware, software, and network connectivity.

• Implement and maintain security measures, including user access controls and system patches.

• Collaborate with cross-functional teams to design and implement system solutions that meet business needs.

• Develop and maintain documentation for system configurations, procedures, and policies.

• Participate in disaster recovery planning and testing to ensure data integrity and availability.

• Assist in capacity planning and system optimization to support business growth.

What you need to have:

• Bachelor’s degree in computer science, Information Technology, or a related field, or equivalent work experience.

• 5+ years of proven experience as an AIX UNIX System Administrator, with a strong understanding of AIX operating systems.

• Experience with shell scripting and automation tools to streamline system management tasks.

• Knowledge of networking concepts and protocols (TCP/IP).

• Strong problem-solving skills and the ability to work independently and as part of a team.

• Excellent communication skills, both verbal and written.

• Advanced Level of English is a Must

What makes you stand out:

• AIX UNIX System Administration experience with a solid foundation in Linux

• Familiarity with Linux systems administration, including Red Hat, Oracle Linux and Ubuntu.

• Excellent problem-solving skills and the ability to work collaboratively in a team environment.

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 creating 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.

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.