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Unix System Administration

Company: MARSH
Location: Louisville
Posted on: December 4, 2019

Job Description:

Description The System Administrator(SA) is responsible for the engineering and support aspects of application middleware components. The SA oversees the technical design, development and maintenance of application infrastructure components as well as maintaining engineering design standards and a stable application infrastructure environment. The SA provides coordination to ensure implementation and monitoring of applications as well as analyzing and projecting long-range capacity requirements. The SA will deal with system related incidents and problems, upgrades, patching, provisioning, configuring and disaster recovery and will be required to collaborate with a variety of technical teams. Systems Management - Provides on-call rotational production technical support, manages severity level 1 issues and implements change controls as well as contributes to production issue resolution. - Ensures application availability, reliability and stability and documents root cause analysis of all in-scope incidents along with recommended corrective action plans. - Participate in OS upgrades, application migrations and projects requiring infrastructure implementation and/or changes - Assist with application releases and processes - Act as an infrastructure partner on projects, helping to define the infrastructure needs, outlining benefits and addressing issues as they arise - Create and maintain technical documents such as knowledge base articles, infrastructure diagrams, and FAQsCompliance and Security: - Perform routine housekeeping and health check monitoring within both RedHat/Windows Servers and Application environments: not limited to monitoring of application services, batch processes, backup jobs; archiving of logs, etc. - Respond to security requirements and changes and ensure that they are applied to the systems within area of control - Carry out account revalidation exercises as required - Assist with audit reviews and ensure audit requirements and changes are met, collaborating with various business and application teams as necessary - Maintain audit compliance and reporting proceduresParticipate in process improvement initiatives including: - Identify opportunities for systems and tools enhancements and automation to aid operational efficiencies. - Identify opportunities for middleware enhancements, performance tuning, server hardening, etc. via automation to aid operational efficiencies - Contribute to group/team wide improvement initiatives - Leverage local knowledge and skills to identify further opportunities for improvement - Ensure ongoing conformances of processes (end user support and operation) - Comply with MMC processes and standards during course of work and attend mandatory training as requiredQualifications: - Unix/Linux Administration for a variety of platforms including but not limited to Solaris and RHEL,providingSystem, Project and Day to Day Operationalsupport. - On-call production support required. - Windows Server 2008/2012/2016 experience desired. - AS400 experience not required but highly desired - Broad knowledge of Networking, Load Balancing, and Security desired. - Participates in cross-OpCo technical design and engineering projects.Marsh & McLennan Companies is a global professional services firm offering clients advice and solutions in the areas of risk, strategy and people. Marsh is a leader in insurance broking and risk management; Guy Carpenter is a leader in providing risk and reinsurance intermediary services; Mercer is a leader in talent, health, retirement and investment consulting; and Oliver Wyman is a leader in management consulting. With annual revenue of $13 billion and approximately 60,000 colleagues worldwide, Marsh & McLennan Companies provides analysis, advice and transactional capabilities to clients in more than 130 countries. The Company is committed to being a responsible corporate citizen and making a positive impact in the communities in which it operates. We embrace a culture that celebrates and promotes the many backgrounds, heritages and perspectives of our colleagues and clients. For more information, please visit us at: ********************** Visit *********** for more information and follow us on LinkedIn and Twitter @MMC_Global Marsh & McLennan Companies offers competitive salaries and comprehensive benefits and programs including: health and welfare, tuition assistance, 401K, employee assistance program, domestic partnership benefits, career mobility, employee network groups, volunteer opportunities, and other programs. For more information about our company, please visit us at: ******************** We embrace a culture that celebrates and promotes the many backgrounds, heritages and perspectives of our colleagues and clients. For more information, please visit us at: ********************** Marsh & McLennan Companies and its Affiliatesare EOE Minority/Female/Disability/Vet/Sexual Orientation/Gender Identity employers Requisition #: R_******-en

Keywords: MARSH, Louisville , Unix System Administration, IT / Software / Systems , Louisville, Kentucky

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