Senior Cloud System Administrator

About the Role As a Senior Cloud System Administrator, you will build, maintain, and optimize scalable cloud infrastructure, primarily in Linux environments. You will ensure system reliability, automation, and operational efficiency while collaborating with teams to drive continuous improvement. What You'll Be Contributing Core Responsibilities Mentor team members and foster a culture of knowledge sharing and continuous learning Deploy, manage, and maintain scalable, automated, and well-documented systems Build, scale, and secure cloud infrastructure with a focus on Linux environments Leverage open-source technologies to enhance platform performance and reliability Operate within heterogeneous environments, ensuring seamless integration across systems and applications Serve as an escalation point for complex infrastructure and system issues Collaborate with cross-functional teams to support operational efficiency and system performance Participate in a 24/7 on-call rotation to support critical infrastructure What Sets You Apart Qualifications DEC or bachelor's degree in computer science or a related field (or equivalent experience) 5+ years of experience as a System Administrator in cloud or infrastructure environments Strong experience with Linux system administration and troubleshooting Hands-on experience configuring and managing core services such as HTTPd, MySQL, NFS, DHCP, SSH, DNS, and SNMP Proficiency in at least one scripting or programming language (Shell, Python, Ruby, or Java) Ability to perform effectively under pressure and meet tight deadlines Strong interpersonal and customer service skills Ability to work collaboratively within a team environment Working Conditions Remote-first role with computer-focused work Fast-paced, collaborative environment Participation in on-call rotation required Additional responsibilities may be assigned based on business needs Why Join 5C Data Centers At 5C, you're not just maintaining systems-you're enabling the infrastructure behind the future of AI. Build and operate cutting-edge hyperscale cloud infrastructure Take on a high-impact role influencing system performance, scalability, and reliability Collaborate with experts across cloud, AI, and infrastructure domains Grow your career in a rapidly evolving, high-demand industry Be part of an innovative company where your work drives real-world impact If you're passionate about cloud infrastructure, automation, and Linux systems at scale, we want to hear from you. 5C Data Centers is an equal opportunity employer. We evaluate all qualified applicants without regard to race, religion, gender, age, national origin, disability, sexual orientation, veteran status, or other protected status.