Systems Administrator

We are seeking a System Administrator I to join our Virtualization team, providing operational support and maintenance for enterprise virtualization platforms and compute hardware. The ideal candidate will have a builder mindset with a curiosity to learn and improve systems—eager to contribute to automation efforts, support platform enhancements, and develop foundational skills in virtualization technologies through hands-on experience. This role offers an opportunity to grow in enterprise virtualization and infrastructure.

Responsibilities

• Support daily operations and monitoring of VMware vSphere environments, including ESXi hosts and vCenter.
• Assist in provisioning, cloning, and configuring virtual machines for internal teams.
• Perform routine maintenance, patching, and performance checks on virtual infrastructure.
• Provide basic support for other hypervisor platforms (KVM, Hyper-V) as needed.
• Monitor health and performance of Cisco UCS blade server infrastructure, including fabric interconnects and service profiles.
• Respond to incident tickets and participate in troubleshooting of VM and hardware issues.
• Follow change management processes and assist in documenting procedures, configurations, and topology maps.
• Collaborate with senior engineers to implement upgrades, migrations, and infrastructure improvements.
• Participate in on-call rotation and after-hours maintenance windows as required.

Qualifications

• 1–3 years of experience in system administration, preferably with virtualization focus.
• Hands-on experience with VMware vSphere (ESXi, vCenter) in a production or lab environment.
• Familiarity with Cisco UCS blade infrastructure, including UCS Manager and service profiles.
• Basic understanding of virtualization concepts (vMotion, resource pools, snapshots).
• Exposure to other hypervisors (e.g., KVM, Hyper-V) is a plus.
• Familiarity with Windows and/or Linux OS administration.
• Strong problem-solving skills and willingness to learn new technologies.
• Ability to follow standard operating procedures and maintain accurate documentation.

Preferred Qualifications

• VMware certification (e.g., VCTA, VCP) is a plus.
• Exposure to DevOps principles and tooling (such as CI/CD pipelines, version control, or infrastructure as code) is a strong plus, with a willingness to grow in cross-functional environments
• Experience with scripting (e.g., PowerCLI or Bash) is desirable.
• Exposure to enterprise monitoring tools and ITSM/ticketing platforms.

Perks & Benefits

• Sulamerica Health
• Sulamerica Dental
• Vidalink
• Food/Meal Voucher
• Child Care Assistance
• Day off: on birthday
• Gympass
• Language assistance
• Digital course platform
• Volunteer time off: 2 days a year

Location(s)

Brazil Remote

Accommodation

If you would like to be considered for employment opportunities with CSG and need special assistance due to a disability or accommodation for a disability throughout any aspect of the application process, please call us at or email us at CSG provides accommodations for persons with disabilities in employment, including during the hiring process and any interview and/or testing processes.

Our Guiding Principles

Impact: Always help and empower others, whether they’re colleagues or customers. When our employees set their minds to something, great things happen.

Integrity: Do what’s right for our customers and our people while being authentic. We treat everyone with trust and respect—that’s just who we are.

Inspiration: Be bold in the way you think and passionate about the work you do. Test out innovative ideas without the fear of failure.

Our Story

CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most. For over 40 years, CSG's technologies and people have helped some of the world's most recognizable brands solve their toughest business challenges and evolve to meet the demands of today\'s digital economy.

By channeling the power of all, we make ordinary customer and employee experiences extraordinary. Our people (CSGers) are fearlessly committed and connected, high on integrity and low on ego, making us the easiest company to do business with and the best place to work. We power a culture of integrity, innovation, and impact across our locations, representing the most authentic version of ourselves to build a better future together. That\'s just who we are.

Seniority level

• Entry level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Telecommunications, Software Development, and IT Services and IT Consulting

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