Specialist - IT Systems Engineering

Company:
MMC Corporate
Description:
Marsh McLennan is seeking a mid-level Systems Engineer to be located in the Urbandale IA office in a hybrid role.
Systems Engineer
What you can expect:

• Under general supervision, provides incident ticket support and resolution of both internal and client facing Application support for Applications. Engineer helps manage severity level 1 - 5 issues, assists with the implementation of Change Management tasks; participates in routine production issue resolution, vulnerability management, patching, etc.
• Under general supervision, provides SQL building and executing queries support, Basic coding understanding (batch files, CL, PowerShell, .Net, etc.) and Basic Windows Server admin skills to help ensure application availability, reliability and stability and other duties as required. Supports server and Application patching efforts across the organization, the implementation of performance improvement initiatives and provides assistance to other technical groups on process improvement initiatives, as necessary.
• Under general supervision, provides Linux incident ticket support triage and resolution of both internal and client facing Web Application (i.e WebLogic, Tomcat) support for Applications residing on RedHat Linux, Oracle Linux or Solaris Operating Systems. Provides Support for the application teams troubleshooting and contacting Unix teams (Linux & Solaris).

What is in it for you

• Flexibility in working from home till the time deliveries are not impacted
• Employee Assistance Programs for employees to talk about their psychological issues anonymously
• Work life balance by promoting mandatory time off as per leave balance
• Rotation shifts as per roster and special allowances for odd hours shifts which are permanently worked upon from home irrespective of pandemic
• Promote One Team culture with strong focus on self-development of employees on emerging technologies

What we will count on you to:

• Participate in the operation management of Linux systems, running UNIX commands
• Provide Tier III administrative and support per project needs; investigate and troubleshoot issues; perform regular log analysis, security monitoring to identify any possible intrusions
• Plan & Perform major version upgrades of Application Server such as Tomcat, Apache Web Server, etc.
• Provides on-call rotational production technical support, manages severity level 1 issues and implements via change controls as well as contributes to production issue resolution
• Analyze and fine tune the server parameters (JVM Size, Thread pool size, Garbage Collection Process etc.) for achieving better performance
• Support operational excellence by identifying ongoing operational issues, root-cause analyses on system outages and identify the relevant remediation plans to strategically address them. Partner with the Problem Management on implementing Service Improvement Programs
• Define the design and implementation of new technologies or software version upgrades to the highest level of quality. Recommend exploitation of new features/functions of upgrade software, DR design, implementation and testing
• 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.
• 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
• Work on putting together and submit infrastructure related requests such as DNS registration, SSL certs etc.
• Support and resolve issues like container recycles, disk space issues, process hung, port conflict, logs archiving, SSL certificate, expiry, etc. on Linux platform
• Willing to work on weekends to support releases and maintenance is required.

What you need to have:

• Minimum 3 years in REHL systems
• Minimum 3 years experience Public Cloud (Azure/AWS) deploying and configuring servers.
• Should have at least 5+ years of experience in WebLogic administration in Red Hat Linux environment including installation, configuration, tuning, and deployment of applications
• Expert Administration experience with Apache and Oracle WebLogic(as well as Tomcat, or other Java based middleware ) including installation, configuration and troubleshooting
• Should have good understanding of 3 tier or high availability application architecture.
• Good working experience and understanding of network topology
• Extensive knowledge and understanding of F5 Load Balancer, Firewalls, DNS, etc.
• Experience working at organization with strong change control procedures

What makes you stand out

• Experience on any incident management and change management tool like CA Service Desk
• Windows Server experience or willingness to learn
• Documentation experience on application architecture and 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

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 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@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.