{"id":4196287,"url":"https://alion.io/job/foodhub-linux-system-administrator","title":"Linux System Administrator","company":{"id":1979254,"name":"Foodhub","domain":"foodhub.com","url":"https://alion.io/company/foodhub","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chennai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"CentOS Stream","optional":false},{"name":"Configuration Management","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"Ubuntu","optional":false},{"name":"VPN","optional":false}],"status":"live","first_seen_at":"2026-11-12T17:22:26Z","employer_posted_date":null,"last_verified_at":"2026-11-12T17:22:26Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Key Responsibilities\n Provide Level-1 support for Linux desktop systems (Ubuntu, CentOS, RHEL).\n Troubleshoot and resolve OS-level, application, network, internet, hardware, and peripheral issues.\n Perform OS upgrades, security patching, kernel updates, and software installations.\n Manage user accounts, permissions, groups, and access controls.\n Support employee onboarding, system configuration, and access provisioning.\n Diagnose hardware issues and coordinate with vendors for repairs or replacements.\n Monitor system performance, logs, and health to ensure minimal downtime.\n Assist in IT projects, system migrations, and infrastructure rollouts.\n Collaborate with network, security, and other IT teams to resolve cross-functional issues.\n Automate repetitive tasks using shell scripting or Ansible.\n Install, configure, and maintain open-source tools and utilities.\n Maintain documentation, SOPs, asset records, and system configurations.\n Ensure adherence to security best practices and organizational IT policies.\n\nRequired Skills & Qualifications\n\n 2–4 years of experience in Linux Administration or Linux Desktop Support.\n Strong hands-on experience with Linux OS troubleshooting (Ubuntu, CentOS, RHEL).\n Good knowledge of Linux file systems, permissions, processes, and services.\n Proficiency with common Linux commands and shell operations.\n Experience with OS patching, package management, and software installations.\n Basic understanding of networking concepts (IP addressing, DNS, DHCP, VPN).\n Exposure to Ansible or similar automation/configuration management tools.\n Experience installing and supporting open-source software.\n Ability to handle multiple user issues in a fast-paced environment.\n Strong communication skills and a customer-focused approach.\n Eagerness to learn new tools, technologies, and best practices.\n\nPreferred / Nice to Have\n Experience supporting large-scale user environments with 300+ endpoints.\n Familiarity with IT asset management systems and ticketing tools.\n Basic exposure to server administration, virtualization is an added advantage.\n Prior experience working in corporate IT or product-based organizations.\nBehavioral & Soft Skills\n Strong analytical and problem-solving capabilities.\n Demonstrates ownership and accountability for assigned responsibilities.\n A collaborative team player with the ability to work effectively across teams.\n Possess a continuous learning mindset and adaptability to evolving technologies and 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