Network Infrastructure Analyst –Voice & IP
Caterpillar Inc. · Piracicaba, São Paulo ·
- Seniority
- Middle
- Category
- Devops
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Career Area:
Technology, Digital and DataJob Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
IT IS YOUR TIME!
Caterpillar Inc. is the world’s leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. For nearly 100 years, we’ve been helping customers build a better, more sustainable world and are committed and contributing to a reduced-carbon future. Our innovative products and services, backed by our global dealer network, provide exceptional value that helps customers succeed.
When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
If you are looking for personal and professional growth, in a company with an inclusive culture, which seeks equity, respects differences and believes in people's potential, this is the right place. We consider people with disability candidates and those with diversity in gender, culture, ethnicity, religion, age, generation, race, nationality and sexual orientation.
Important:
- Don’t forget to include a resumé in English in your profile in Workday
- Please frequently check the email associated with your application, including the junk/spam, as this is the primary correspondence method. If you wish to know the status of your application, please use the candidate log-in on our career website as it will reflect any update s to your status.
Job Summary:
The Network Infrastructure Analyst – Voice & IP role is responsible for supporting, maintaining, and enhancing enterprise voice and collaboration infrastructure. This entry-to-mid-level opportunity focuses on Microsoft Teams Calling, voice routing, E911 compliance, and infrastructure modernization, while introducing automation and AI-enabled operational improvements.
The role participates in designing, building, deploying, and maintaining IT infrastructure using modern and emerging technologies, ensuring efficient, secure, and reliable communication services. This position serves as a strong foundation into advanced roles in voice engineering, automation, and AI-driven IT operations, supporting global infrastructure initiatives and digital transformation efforts.
Key responsibilities:
Maintain and support enterprise voice and collaboration services, including Microsoft Teams calling
Assist with DID management, provisioning workflows, and routing configuration updates
Support voice infrastructure components such as Session Border Controllers (SBCs) and routing platforms
Participate in E911 configuration, validation, and compliance activities
Support deployment, maintenance, and modernization of analog gateways
Manage updates, upgrades, and infrastructure improvements across hardware and software environments
Troubleshoot and resolve voice, network, and routing-related technical issues
Participate in incident response and root cause analysis with senior team guidance
Contribute to automation initiatives by developing scripts and repeatable workflows
Leverage AI-assisted tools to improve troubleshooting, reduce incident volume, and enhance operational insights
Support management of phone number inventory, routing data, and system provisioning records
Collaborate with global IT teams, vendors, and stakeholders to support service delivery
Maintain clear and accurate technical documentation and knowledge articles
Identify opportunities to improve system performance, efficiency, and consistency
What you need to have – Skills:
• Infrastructure & Technical Expertise:
Applies foundational knowledge of IT infrastructure, including systems, networking, and hardware, to support and improve technical environments.
• Troubleshooting & System Support:
Uses structured approaches to identify, analyze, test, and resolve technical issues, ensuring system reliability and performance.
• Technology & Requirements Understanding:
Understands basic technology advisory principles, requirements gathering, and system interactions across software, hardware, and telecommunications.
• Documentation & Continuous Learning:
Maintains accurate technical documentation while continuously developing skills and expanding knowledge across infrastructure and business processes.
Basic Qualifications:
Bachelor’s degree in Information Technology, Computer Science, or related field;
Pre-advanced English;
Foundational experience or strong interest in IT infrastructure, voice technologies, or collaboration platforms;
Basic understanding of: Networking concepts (TCP/IP, routing, DNS, SIP, telephony);
IT infrastructure and system support;
Familiarity with collaboration platforms such as Microsoft Teams, Cisco, or similar tools.
Top Candidates Will Also Have:
Exposure to Microsoft Teams Calling or Unified Communications platforms;
Knowledge of voice technologies (VoIP, SIP, SBC, telephony systems);
Experience or interest in automation and scripting (PowerShell, Python, Bash);
Familiarity with AI tools or AI-assisted operations in IT environments;
Understanding of infrastructure modernization (cloud, hybrid environments);
Awareness of compliance requirements such as E911;
Experience supporting enterprise or global IT environments;
Relevant technical certifications (Microsoft, Networking, Cloud).
Note: This position requires the candidate to work onsite five days a week.
Some of the offered benefits*:
·Medical plan
·Dental plan
·Medicines reimbursement
·Psychological, Legal, Social and Finance Support Program
·Private pension plan
·Profit share
·Meal assistance
·Christmas basket
·Transportation
·Life and personal insurance
·Extended maternity and paternity leave
·Employee resources group (Young Professional, Women in Networking, LAMBDA (LGBTQIA+), Latin Group and Active in Sport
*Caterpillar reserves the right to change or modify benefits at any time, subject prior notice and in compliance with legal requirements. Benefit elegibility may vary by position and location
The Recruitment & Selection area emphasizes that it does not use personal emails and/or emails from other domains (@gmail, @hotmail, etc.) to contact candidates. Available vacancies are only advertised through the company's official channels ( https://www.linkedin.com/company/caterpillar-inc), and official Caterpillar emails are mandatory followed by the domain @cat.com. Also, the company does not request any type of payment (bank transfer, pix, etc.) for the purposes of the selection process. For more information click on the link:
#LI
Posting Dates:
July 20, 2026 - July 31, 2026Caterpillar is an Equal Opportunity Employer. Qualified applicants of any age are encouraged to apply
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