Senior Systems Application Engineer

2 months ago

Urbandale, United States Marsh McLennan Full time
Company:
MMC Corporate

Description:

We are seeking a highly skilled, motivated System Engineer to join our dynamic team. This role can be located in the Louisville Kentucky area or out of one of the other offices in the US.

Senior Systems Application Engineer

What you can expect:
  • In this role, you will be responsible for providing engineering support for both internal and client-facing web applications running on Solaris, Oracle Linux and Windows operating systems.
  • You will collaborate with international teams, including Solaris and Linux Server Administration, Cyber Security, and Network teams.
  • Additionally, you will work on Production system issues, participate in troubleshooting, security vulnerability management, patching, and ensure application availability, reliability, and stability.
What's in it for you?
  • A company with a strong Brand and strong results to match
  • Culture of internal mobility, collaboration and valued partnership from the business.
  • Employee Resource Groups which provide access to leaders, relevant volunteer and mentoring opportunities and interactions with counterparts in industry groups and client organizations.
  • Competitive pay (salary and bonus potential), Full benefits package - starting day one (medical, dental, vision, STD/LTD, life insurance, RSP (Retirement Savings Plan) or TFSA (tax free savings account.)
  • Tuition Reimbursement plan and participation in our Employee Stock Purchase Plan
  • Entitled to vacation, floating holidays, time off to give back to your community, sick days, and national holidays (with early dismissal).
We will expect you to:
  • Participate in application operations management in Linux systems, running UNIX commands to administrate PROD and non-PROD application environments.
  • Provide Tier III administrative support per Operations and project needs; investigate and troubleshoot Production issues.
  • Plan & perform major version upgrades of Application Server such as Tomcat, Apache Web Server, etc.
  • Follow change control processes to support application releases.
  • Remediate application and software related security vulnerabilities.
  • Analyze and fine tune the server parameters (JVM Size, Thread pool size, Garbage Collection Process etc.) for achieving better application performance.
  • Support operational excellence by identifying ongoing operational issues, root-cause analyses on Severity 1 system outages and identify the relevant remediation plans to strategically address them. Partner with Problem Management on implementing Service Improvement Programs.
  • 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.
  • 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 5 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 Web/App Servers.
  • Task oriented with strong ability to multi-task, and providing status updates using ticketing system such as ServiceNow, for incident and change management.
  • 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.


Marsh McLennan (NYSE: MMC) is the world's leading professional services firm in the areas of risk, strategy and people. The Company's more than 85,000 colleagues advise clients in over 130 countries. With annual revenue of $23 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 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 TANA[redacted]

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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