We are looking for an individual who is Senior Unix System Administrator with 5 plus years of experience in production support preferably from finance industry. This is midlevel role for candidates who can improve operating efficacy, time to market, client persona and bolster team morale. Unix System Administrator will support servers and drive automation using ansible, python and Chef. **Job Responsibilities:** + This position involves collaboration with Solution Architect team, application team, Database team, Project manager, Portfolio manager and Production support System administrator teams. + Position requires skills to build RED HAT Linux 8/9 servers working with Factory build team and customization later as per Application team Build sheet requirements during project phase. + New hire will support end-to-end projects from Project inception 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 150-200 servers depending upon complexity. Typical Project phase is up to 9 months from inception. + Candidate must have scripting and automation knowledge via Chef, Ansible, and other programming languages. + Candidate needs to drive project with less monitoring in timely fashion with periodic updates to project stakeholders. + Individual should be able to identify reoccurring issues and develop automation to reduce human touch. + Weekend coverage and work expected for franchise critical projects. + Appropriately assess risk when business decisions are made, demonstrating 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. **Qualifications and skills:** + Red Hat 8 System Administrator, VERITAS Cluster experience with VVR. + Prior experience developing playbooks and scripts for larger team using ansible, chef and python. + Ability to support large server environment and standardize builds through automation. + Familiarity in creating and organizing new projects in Atlassian/Jira platform. + 5 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, and work under pressure for Infrastructure deadline. + Experience in a Financial Services or large complex and/or global environment preferred. + Effective written, analytic, and verbal communication skills. **Education:** + Bachelors or Masters /University degree or equivalent experience **What we can offer you** By joining Citi Solutions Center Poland, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed) and enjoy a whole host of additional benefits such as: + Private Medical Care Program + Life Insurance Program + Pension Plan contribution (PPE Program) + Employee Assistance Program + Paid Parental Leave Program (maternity and paternity leave) + Sport Card + Holidays Allowance + Sport and team recreation activities + Special offers and discounts for employees + Access to an array of learning and development resources + A discretional annual performance related bonus + A chance to make a difference with various affinity networks and charity initiatives Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self every day. We want the best talent around the world to be energized to join us, motivated to stay, and empowered to thrive. **Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.** \#LI-MK2 ------------------------------------------------------ **Job Family Group:** Technology ------------------------------------------------------ **Job Family:** Infrastructure ------------------------------------------------------ **Time Type:** Full time ------------------------------------------------------ Citi is an equal opportunity and affirmative action employer. Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review **Accessibility at Citi (https://www.citigroup.com/citi/accessibility/application-accessibility.htm)** . View the "EEO is the Law (https://www.dol.gov/sites/dolgov/files/ofccp/regs/compliance/posters/pdf/eeopost.pdf) " poster. View the EEO is the Law Supplement (https://www.dol.gov/sites/dolgov/files/ofccp/regs/compliance/posters/pdf/OFCCP\_EEO\_Supplement\_Final\_JRF\_QA\_508c.pdf) . View the EEO Policy Statement (http://citi.com/citi/diversity/assets/pdf/eeo\_aa\_policy.pdf) . View the Pay Transparency Posting (https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp\_%20English\_formattedESQA508c.pdf) Citi is an equal opportunity and affirmative action employer. Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.