Linux System Administrator

L3 Linux SA

Job Responsibilities:

· Create complex project plans, perform impact analyses solve/work high impact problems/projects, and provide resolutions to restore services
· Drive Root Cause Analysis (RCA) post restoration of service
· Design testing approaches, complex processes, reporting streams, and create automation of repetitive tasks
· Review requirement documents, define hardware requirements and examine and update processes and procedures as necessary
· Provide technical/strategic direction and act as advisor/coach to lower level analysts
· Develop projects required for design of metrics, analytical tools, benchmarking activities and best practices
· Responsible for overall operating system applications
· Contribute to technical direction and strategic decisions
· Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.
· Our team supports all Global Unix projects for ICG, GCG, CTI and GFT Line of businesses from System administrator Delivery and Technical PMO perspective.
· This position involves collaboration with Solution/Architect team, application team, Database team, Project manager, Portfolio manager and Production support System administrator.
· Position requires skills to build RED HAT Linux/AIX servers working with Factory build team and customization later as per Application team Build sheet requirements related to file system structure, rpm deployments and other System related tasks during project phase.
· New hire will support end-to-end project from Delivery design approval understanding Project artifacts to handover to Production System Administration support team during Go live phase.
· As Project SA, individual will be working in parallel up to 15 projects consisting of up to servers depending upon complexity.
· Typical Project phase is up to 5 months from inception.
· This position in addition to support also needs many standardization disciplines during build.
· Candidates with automation knowledge via Chef, Perl, and other programming languages preferable.
· Position do involve patching, COB test and other infrastructure related tasks.
· Candidate needs to drive project with less monitoring in timely fashion with periodic updates to project stakeholders.
Typical day consists of design review of new projects, completing build sheet related work on servers to handover to application or DB teams as per project artifacts. Working on Go live readiness with production support SA team via matured process. Daily meetings related to ongoing projects. Change creation/closure and other documentational updates. Provide Continuous support to application team during project phase.
Skills:

Red Hat 7, VERITAS Cluster experience and VVR must along with hands on knowledge for AIX and Solaris Oracle. Ability to support large server environment and production support experience. Scripting Bash, Chef and Ansible desirable.

Qualifications:

· 8-10 years of experience in Infrastructure Technologies delivery with a proven track record of operational process change and improvement
· Ability to communicate technical concepts to non-technical audience
· Ability to work with virtual and in-person teams, and work under pressure or to a deadline
· Experience in a Financial Services or large complex and/or global environment preferred
· Effective written and verbal communication skills
· Effective analytic/diagnostic skills

Education:

Bachelors or Masters /University degree or equivalent experience