Cloud System Administrator - BOT

Key Responsibilities:

• Manage and maintain our AWS cloud infrastructure, ensuring optimal performance and reliability.
• Monitor system performance and availability, implementing measures to improve efficiency and prevent downtime.
• Perform regular system maintenance, updates, and patches to ensure security and stability.
• Troubleshoot and resolve cloud-related issues, providing timely support to internal teams on Web servers, Virtual deployments, databases, and other hosting infrastructure that supports web application services.
• Implement and manage backup and recovery processes for cloud-based data and applications.
• Collaborate with the development and operations teams to design and implement scalable and secure cloud solutions.
• Develop and maintain documentation for cloud systems, configurations, and procedures.
• Ensure compliance with relevant security standards and best practices.
• Assist in automating routine tasks and processes to improve efficiency.
• Manage and maintain datacenter infrastructure hosted on Rackspace, ensuring optimal performance and reliability.
• Monitor system performance and availability, implementing measures to improve efficiency and prevent downtime.
• Perform regular system maintenance, updates, and patches to ensure security and stability.
• Troubleshoot and resolve datacenter-related issues, providing timely support to internal teams.
• Stay up to date with the latest AWS services and technologies and recommend improvements to existing systems.
• Perform Kubernetes maintenance and support the Kubernetes ecosystem; including upgrading/migrating Istio service mesh.

Qualifications:

• Highly skilled in working with Kubernetes, service mesh implementations, GitOps tools (ArgoCD, Flux), and knowledge of connecting Kubernetes with APM and secrets management (ESO).
• Proven experience as a Systems Administrator, Cloud Administrator, or similar role with a focus on AWS and Linux-based deployments.
• Exceptional diagnostic skills to identify and resolve complex system issues efficiently.
• Analytical thinking and a methodical approach to troubleshooting system and network problems.
• Ability to perform root cause analysis and implement preventive measures to avoid recurrence.
• Strong knowledge of AWS services and tools (e.g., EC2, S3, RDS, CloudFormation, Lambda).
• Experience with infrastructure as code (IaC) tools (e.g., Terraform, CloudFormation).
• Strong working knowledge of Linux distributions (CentOS, Ubuntu, RedHat), including system boot processes, file systems, and user/group management.
• Skill in creating and managing cron jobs for automated task scheduling.
• Proficiency in scripting and automation (e.g., Python, Bash, PowerShell).
• Familiarity with containerization and orchestration technologies (e.g., Docker, Kubernetes) is a plus.
• Solid understanding of networking concepts and protocols.
• Excellent troubleshooting and problem-solving skills.
• Effective communication and teamwork abilities.
• AWS certifications (e.g., AWS Certified SysOps Administrator, AWS Certified Solutions Architect) are a plus.
• Diagnosing and resolving issues with AWS services and infrastructure.
• Use of AWS Support and documentation for problem-solving.
• Familiarity with common troubleshooting tools and techniques.
• In-depth knowledge of Linux distributions (e.g., Ubuntu, CentOS, Red Hat, Debian).
• Proficiency in using the Linux command line interface (CLI).

Core Required Skills:

• EC2 (Elastic Compute Cloud)
• S3 (Simple Storage Service)
• RDS (Relational Database Service)
• VPC (Virtual Private Cloud)
• IAM (Identity and Access Management)
• Lambda
• CloudFormation
• CloudWatch
• Understanding of VPCs, subnets, routing tables, and security groups
• Knowledge of DNS services, such as Route 53
• Familiarity with VPNs 
• CLI: Bash, grep, awk, find, and other key commands.