Infrastructure Networking Admin, On-Site Support, AVP

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

About Citi:

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management.

As a bank with a brain and a soul, Citi creates economic value that is systemically responsible and in our clients’ best interests. As a financial institution that touches every region of the world and every sector that shapes your daily life, our Operations & Technology teams are charged with a mission that rivals any large tech company. Our technology solutions are the foundations of everything we do from keeping the bank safe, managing global resources, and providing the technical tools our workers need to be successful to designing our digital architecture and ensuring our platforms provide a first-class customer experience. We reimagine client and partner experiences to deliver excellence through secure, reliable, and efficient services.

Our commitment to diversity includes a workforce that represents the clients we serve from all walks of life, backgrounds, and origins. We foster an environment where the best people want to work. We value and demand respect for others, promote individuals based on merit, and ensure opportunities for personal development are widely available to all. Ideal candidates are innovators with well-rounded backgrounds who bring their authentic selves to work and complement our culture of delivering results with pride. If you are a problem solver who seeks passion in your work, come join us. We’ll enable growth and progress together.

The Role:

This position serves as a senior systems administrator and Tier 2 technical support specialist for a large campus site. The role has a primary focus on all aspects of end-user computing (desktop/laptop) and also acts as the on-site "smart hands" for network, A/V, and telephony infrastructure, taking direction from remote engineering teams. The ideal candidate is a subject matter expert with deep hands-on technical skills in a multi-platform environment (Windows/Mac) and ability to maintain the appropriate governance framework to ensure critical SLAs are consistently met.

NOTE:This position is fully on-site and will require standard working hours Monday-Friday. Additional time may be required for after-hours support or project related work as needed.

Responsibilities

• Provide advanced Tier 2 support for the bulk of on-site work, including Windows and Mac laptops/desktops, peripherals, and associated software
• Perform hands-on troubleshooting, system administration, hardware/software installations, configurations, and upgrades
• Provide hands-on support for all network infrastructure, physically supporting remote engineering teams with tasks related to Cisco routers/switches and other equipment
• Provide on-site support for AV infrastructure, telephony systems, CCTV, and structured cabling (fiber and copper) as needed
• Administer and support core infrastructure, including tech/communications rooms and local network equipment
• Adhere to and execute established protocols for asset management, including inventory tracking, hard drive management, and legal holds
• Implement and validate technical changes, following strict change management procedures
• Serve as the senior technical resource for on-site projects and initiatives

Qualifications

• 5+ years of hands-on experience in a large-scale enterprise systems support or systems administration role with all of the following technologies
• 2-3 years' experience supervising or managing direct reports
• Hardware: AV infrastructure and conferencing systems, telephony systems (IP, etc.), CCTV, structured cabling (fiber and copper), PC (Mac, Windows) desktop hardware
• Networking: Strong understanding of Cisco routers/switches including structured cabling as above
• Operating Systems: Windows 11, MacOS
• Directory Services: Active Directory
• Proven software troubleshooting expertise across Windows/Mac devices, and Cisco in addition to hardware on-site support
• Working technical knowledge of current network protocols and standards
• Ability to read and interpret technical manuals and procedural documentation
• Excellent analytical, problem-solving, and communication skills
• Experience with virtualization is a plus
• Highly self-motivated and directed with a keen attention to detail

Education

• Bachelor’s degree preferred, or equivalent work experience
• Cisco and/or Windows certifications are preferred

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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Job Family Group:

Technology

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Job Family:

Infrastructure

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Time Type:

Full time

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Primary Location:

San Antonio Texas United States

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Primary Location Full Time Salary Range:

$87,280.00 - $130,920.00

In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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Anticipated Posting Close Date:

Dec 17, 2025

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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.

View Citi’s EEO Policy Statement and the Know Your Rights poster.