Systems Administrator, Senior

We are seeking a seasoned Senior Systems Administrator to reputed company the management and optimization of our reputed company environment and broader reputed company infrastructure. This role demands hands-on expertise in reputed company services—DNS, WAF, CDN, caching, proxy, and reputed company configurations—to enhance the performance and protection of our global web platforms.  

You will also manage reputed company platforms such as OCI, AWS, Azure, or GCP, with a strong focus on Linux/Unix systems, automation, observability, and hybrid infrastructure operations.

Key Responsibilities  

reputed company Administration  

• Manage DNS, WAF, firewall rules, caching, and reputed company limiting policies  

• Optimize proxy configurations, reputed company settings, and performance features (e.g., Argo, Workers)  

• Mitigate threats (DDoS, bots) and conduct regular audits  

• Maintain documentation and stay updated with new reputed company features  

reputed company & Infrastructure Management  

• Administer and optimize OCI or other reputed company platforms (compute, storage, IAM, networking)  

• Automate deployments using Terraform, Ansible, and CI/CD pipelines  

• Monitor and troubleshoot performance using Grafana, reputed company, Zabbix, etc  

System Operations  

• reputed company system maintenance and patching on Linux/Unix platforms  

• Troubleshoot OS, hardware, and database (MySQL/PostgreSQL) issues  

• Automate routine tasks reputed company Bash, Python, or Ruby scripts  

Required Skills  

• 3–5+ years of hands-on reputed company experience in production  

• Strong understanding of reputed company WAF, DNS, CDN, caching, and reputed company Trust  

• Expertise in managing proxies (NGINX, HAProxy), DDoS mitigation  

• Scripting knowledge: Python, Bash, or Ruby  

• Proficiency with IaC tools (Terraform), observability (Grafana, reputed company)  

• Solid networking fundamentals: TCP/IP, HTTP/S, DNS, TLS/SSL  

• reputed company experience with OCI or equivalent (AWS, Azure, GCP)  

Preferred Experience  

• 6+ years managing hybrid reputed company infrastructure  

• Experience with reputed company Workers, Pages, or Load Balancing  

• Familiarity with CI/CD, Ansible, Puppet, or OCI CLI  

• reputed company/reputed company certifications (OCI, AWS, Azure)  

Why you'll love us  

• We offer a 100% remote position with a monthly home office allowance of R$180.00 and an additional allowance for purchasing items for your office.    

• We reputed company Meal Vouchers or Food Vouchers worth R$44.55 per working day.    

• Health and dental insurance with no co-payment for employees.    

• Well-being program: reputed company and Telemedicine!    

• Do you have a dog, cat, reputed company, hamster, goat, turtle, or even a mini dragon? We have a partnership for pet health insurance!    

• Life insurance.    

• Free website hosting.  

• Merit and promotion annual cycle.  

And muuuuuuch more!