{"id":3676397,"url":"https://alion.io/job/techedge-solution-linux-administrator-sme","title":"Linux Administrator (SME)","company":{"id":3806790,"name":"Techedge-Solution","domain":"techedge-solution.com","url":"https://alion.io/company/techedge-solution","size_band":null,"is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"DevOps","role_family":"DevOps","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":8000,"max":11000,"currency":"SGD","period":"month","gross":true,"usd_annual":103212},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"CentOS Stream","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"Ubuntu","optional":false},{"name":"Unix","optional":false},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"Docker","optional":true},{"name":"Grafana","optional":true},{"name":"Kubernetes","optional":true},{"name":"Nagios","optional":true},{"name":"Prometheus","optional":true},{"name":"Zabbix","optional":true}],"status":"live","first_seen_at":"2026-11-03T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-11-03T00:00:00Z","board_verified":false,"closed_at":null,"days_open":4,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":4},"description":"1. Job Summary\nWe are looking for a highly experienced Linux System Administrator / SME to lead and provide advanced technical expertise in managing enterprise Linux infrastructure. The candidate will be responsible for complex troubleshooting, infrastructure stability, performance optimisation, security compliance, automation and technical guidance to infrastructure operations teams.\nThe ideal candidate should have deep hands-on expertise in Red Hat Enterprise Linux (RHEL), Unix/Linux administration, enterprise server environments and L2/L3 production support.\n2. Key Responsibilities\nAct as the Linux Infrastructure SME and provide technical leadership for enterprise Linux environments.\n\nManage, administer and support large-scale Linux server infrastructure.\n\nProvide advanced L2/L3 support and resolve complex OS-level incidents.\n\nPerform Linux installation, configuration, upgrades, migration and patch management.\n\nManage RHEL, CentOS, Ubuntu and SUSE Linux environments.\n\nTroubleshoot system performance, kernel issues, memory, CPU, disk and filesystem problems.\n\nManage storage, LVM, RAID, NFS, multipathing and filesystem configurations.\n\nImplement and maintain high availability, clustering and disaster recovery solutions.\n\nPerform OS hardening, vulnerability remediation and security compliance activities.\n\nDevelop and implement automation using Ansible, Shell scripting and Python.\n\nLead root cause analysis (RCA) for critical incidents and recurring infrastructure issues.\n\nEstablish Linux administration standards, operational procedures and best practices.\n\nCollaborate with network, storage, database, security and application teams.\n\nMentor junior Linux administrators and provide technical guidance.\n\nParticipate in infrastructure transformation, migration and technology upgrade initiatives.\n\n3. Mandatory Technical Skills\nTechnical Area\nRequired Expertise\nLinux OS\nRHEL 7/8/9, CentOS, Ubuntu, SUSE\nLinux Administration\nAdvanced OS administration and troubleshooting\nKernel\nKernel management, tuning and troubleshooting\nStorage\nLVM, RAID, NFS, SAN, multipathing\nNetworking\nTCP/IP, DNS, DHCP, SSH, routing\nClustering\nHigh Availability, Pacemaker, Corosync\nScripting\nBash, Shell scripting, Python\nAutomation\nAnsible, configuration management\nPerformance\nCPU, memory, I/O and system performance tuning\nSecurity\nOS hardening, patching, vulnerability management\nVirtualisation\nVMware, KVM\n4. Good to Have\nRHCSA / RHCE / RHCA certifications.\n\nExperience with Red Hat Satellite.\n\nExposure to Docker and Kubernetes.\n\nExperience with AWS / Azure cloud infrastructure.\n\nKnowledge of monitoring tools such as Nagios, Zabbix, Prometheus and Grafana.\n\nExperience with enterprise backup and recovery solutions.\n\nExposure to DevOps and infrastructure automation practices.\n\nSkills\nNFS, Suse Linux Enterprise Server, High Availability, Processors, LVM, Flash Memory, Storage Management, RHEL, Linux Server Administration, Troubleshooting Performance Issues, CentOS, RAID, Technical Leadership, Salesforce Administrator, Configuration Solutions, Management","description_format":"text","description_chars":3067,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Recruiting & Staffing","IT Staffing & Staff Augmentation"],"lifecycle":[{"event":"open","at":"2026-11-03T10:31:25Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":4,"expected_fill_days":30,"reasons":["seen:4","win:early"],"computed_at":"2026-11-07T05:47:08Z"},"pay":{"stated_usd_annual":103212,"is_top_pay":false},"html_url":"https://alion.io/job/techedge-solution-linux-administrator-sme","json_url":"https://alion.io/job/techedge-solution-linux-administrator-sme.json","meta":{"generated_at":"2026-11-07T14:06:06Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":17746,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-08T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3806790},"rest":"https://alion.io/mcp/rest/get_company?id=3806790"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ftechedge-solution-linux-administrator-sme"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Ftechedge-solution-linux-administrator-sme"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Ftechedge-solution-linux-administrator-sme"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/techedge-solution-linux-administrator-sme\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ftechedge-solution-linux-administrator-sme"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3676397}},{"tool":"search_jobs","arguments":{"company":"techedge-solution.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3676397},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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