Linux Systems Engineer

We are seeking a talented individual to join our IT Systems Engineering team at Marsh McLennan as a Linux System Engineer . This role can be located in the Louisville Kentucky area or out of one of the other offices in the US.. This is a hybrid role that has a requirement of working at least three days a week in the office.

You will participate in application operations management in Linux systems, running UNIX commands to administrate PROD and non-PROD application environments. You will provide Tier III administrative support per Operations and project needs; investigate and troubleshoot Production issues and you will plan & perform major version upgrades of Application Server such as Tomcat, Apache Web Server, etc.

We will count on you to :

Create and maintain technical documents such as knowledge base articles, infrastructure diagrams, and FAQs.

Perform routine housekeeping and health monitoring. Write Linux / UNIX Shell Scripts as and when needed for monitoring, recycling, automating tasks, etc.

Support and resolve issues like application recycles, disk space issues, process hung, port conflict, logs archiving, SSL certificate, expiry, etc. on Linux platform.

Work on putting together and submitting infrastructure related requests, such as DNS registration, SSL certs etc.

Candidate must be flexible in terms of working hours due to the nature of the role providing 24X5 weekdays support and weekend On-Call support on a rotational basis.

Willingness to work on weekends to support application releases and maintenance is required.

What you need to have :

Candidate should have hands-on experience in administering application servers in a corporate environment.

Minimum 3 years in Oracle Linux systems.

Working experience in public cloud AWS console management.

Solid understanding of Windows servers.

Good understanding of 3 tier or high availability application architecture.

Good understanding of network topology.

Sound knowledge of F5 Load Balancer, Firewalls, DNS, etc.

Knowledge of WebLogic and other related J2EE Web / App Servers.

Task oriented with strong ability to multi-task, and providing status updates.

Strong verbal and written communication skills, to work effectively with international teams, including Development, Database, OS and Infrastructure support teams.

What makes you stand out :

Experience of incident management and change management tools like ServiceNow.

Experience working in AWS hosting enterprise applications, Azure is also a plus.

Experience working in a global enterprise environment.

Documentation experience on application architecture of production environment.

Experience with application and severs monitoring tools e.g. – AlertSite, App Dynamics, etc.

Understanding of Security vulnerabilities of web-based applications like Click Jacking, Insecure SSL / TLS Protocol, SSL weak ciphers etc. and their remediation techniques.

Degree in Computer Science or graduation / certifications from a credited Technology Program.

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 the world’s leading professional services firm in the areas of risk, strategy and people. The Company’s 85,000 colleagues advise clients in 130 countries. With annual revenue of over $20 billion, Marsh McLennan helps clients navigate an increasingly dynamic and complex environment through four market-leading businesses. Marsh provides data-driven risk advisory services and insurance solutions to commercial and consumer clients. Guy Carpenter develops advanced risk, reinsurance and capital strategies that help clients grow profitably and pursue emerging opportunities. Mercer delivers advice and technology-driven solutions that help organizations redefine the world of work, reshape retirement and investment outcomes, and unlock health and well being for a changing workforce. Oliver Wyman serves as a critical strategic, economic and brand advisor to private sector and governmental clients. For more information, visit marshmclennan.com, or follow us on LinkedIn and Twitter.

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, veteran status (including protected veterans), or any other characteristic protected by applicable law. If you have a need that requires accommodation, please let us know by contacting TANA@mmc.com.

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.

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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 $23 billion and more than 85,000 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, veteran status (including protected veterans), or any other characteristic protected by applicable law. If you have a need that requires accommodation, please let us know by contacting reasonableaccommodations@mmc.com.

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 $71,900 to $143,800.

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, 401K savings and other retirement programs as well as employee assistance programs.

Salary : $71,900 - $143,800