{"id":4229964,"url":"https://alion.io/job/aba-bank-system-administrator-2","title":"System Administrator","company":{"id":49735,"name":"ABA Bank","domain":"ababank.com","url":"https://alion.io/company/aba-bank","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Career site","truth_index":{"grade":"A","score":99,"open_postings":29,"ghost_share":0.069,"stale_share":0,"repost_share":0.103,"time_to_fill_p50_days":10,"computed_at":"2026-11-14T05:58:10Z"}},"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":["Phnom Penh, Cambodia"],"countries":["KH"],"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":"CI/CD","optional":false},{"name":"DNS","optional":false},{"name":"Git","optional":false},{"name":"Helm","optional":false},{"name":"Jenkins","optional":false},{"name":"Kubernetes","optional":false},{"name":"OpenShift","optional":false},{"name":"Python","optional":false},{"name":"Red Hat","optional":false},{"name":"Self-Healing","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-11-13T09:24:31Z","employer_posted_date":"2026-11-13","last_verified_at":"2026-11-14T12:05:27Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Job Purpose\nTo execute proper maintenance, integration, configuration, troubleshooting, and reliable operations of systems, servers, automation, and change management of Ansible Platform/infrastructure, to study automation opportunities and develop the best practice of products and standards and to provide support in the development of continuous delivery pipelines (Jenkins, Git, CI/CD, Helm, Ansible).\nResponsibilities\nExecute the OS setup, update, patching, and troubleshooting in a timely manner as well as monitor the OS performance. \nExecute the Application implementation including installation, configuration, scripting, and automation.\nAdminister Ansible Platform/infrastructure, perform maintenance, and configuration change management.\nPerform automation, integration, and orchestration services while working within the constraints of vendor products and implemented solutions. \nCreate and maintain systems, infrastructure, procedural and strong documentation experienced. \nContinuously develop products, services, protocols, and standards to keep the best practice and security of automation and system infrastructure. \nVerify daily, weekly, or monthly backup processes or automated tasks/jobs to assure quality and successful completion. \nExecute problem management activities such as root cause analysis and issue resolutions and investigate automation opportunities to increase speed and efficiency.\nDrive process improvements and design enhancements to automation to continuously improve the SIT/DEV/Production environment.\nDevelop and deploy Ansible playbooks/roles/templates/ projects/inventories/ workflows and modules (Linux, Windows, Network, Firewall, Load balancer, DNS, Compliance check etc.).\nAssist with the development of continuous delivery pipelines (Jenkins, Git, CI/CD, Helm, Ansible).\nProvide training to internal team members and relevant teams on Ansible Automation.\nDaily monitor all system alerts and review system logs in order to detect, troubleshoot problems, and escalate to appropriate level as well as support the issue resolution if required. \nProvide support to all any system reported support incidents within reasonably accepted time frame. \nWork closely with network unit to coordinate the system interconnect. \nOther tasks assigned by line manager. \nQualifications\nBachelor’s degree in information technology, Computer Science, or related fields. \nMinimum 2 to 3 years of working experience in System Administration or relevant fields. \nStrong background in Red Hat Enterprise Linux /Windows Administration/ Microsoft and troubleshooting system performance issues.\nExperience with \"patching and vulnerability remediation\" of Linux, Windows OS. \nExperience with Yaml, Python. \nDeep knowledge and hands-on experience with OpenShift and/or Kubernetes.\nExperience in creating pipelines and automation to deploy containers. \nDemonstration of strong analytical, communication, and interpersonal skills.\nKnowledge of system security and understanding of clustering/high availability/continuity/scalable/self-healing technologies \nUnderstanding of banking procedures, regulations, and business requirements. \nAbility to communicate in both Khmer and English Language.\nDemonstration of self-motivated, proactive, results-oriented personality.\n\nJob Purpose\nTo execute proper maintenance, integration, configuration, troubleshooting, and reliable operations of systems, servers, automation, and change management of Ansible Platform/infrastructure, to study automation opportunities and develop the best practice of products and standards and to provide support in the development of continuous delivery pipelines (Jenkins, Git, CI/CD, Helm, Ansible).\nLocation\nHead Office, Phnom Penh (07 posts, night shift)\nMajor Areas of Responsibility\nExecute the OS setup, update, patching, and troubleshooting in a timely manner as well as monitor the OS performance\n Execute the Application implementation including installation, configuration, scripting, and automation.\nAdminister Ansible Platform/infrastructure, perform maintenance, and configuration change management.\nPerform automation, integration, and orchestration services while working within the constraints of vendor products and implemented solutions.\nCreate and maintain systems, infrastructure, procedural and strong documentation experienced.\nContinuously develop products, services, protocols, and standards to keep the best practice and security of automation and system infrastructure.\nVerify daily, weekly, or monthly backup processes or automated tasks/jobs to assure quality and successful completion. \nExecute problem management activities such as root cause analysis and issue resolutions and investigate automation opportunities to increase speed and efficiency.\nDrive process improvements and design enhancements to automation to continuously improve the SIT/DEV/Production environment.\nDevelop and deploy Ansible playbooks/roles/templates/ projects/inventories/ workflows and modules (Linux, Windows, Network, Firewall, Load balancer, DNS, Compliance check etc.).\nAssist with the development of continuous delivery pipelines (Jenkins, Git, CI/CD, Helm, Ansible).\nProvide training to internal team members and relevant teams on Ansible Automation.\nDaily monitor all system alerts and review system logs in order to detect, troubleshoot problems, and escalate to appropriate level as well as support the issue resolution if required.\nProvide support to all any system reported support incidents within reasonably accepted time frame.\nWork closely with network unit to coordinate the system interconnect.\nOther tasks assigned by line manager.\nSkills and Qualifications\nBachelor’s degree in information technology, Computer Science, or related fields.\nMinimum 2 to 3 years of working experience in System Administration or relevant fields.\nStrong background in Red Hat Enterprise Linux /Windows Administration/ Microsoft and troubleshooting system performance issues.\nExperience with \"patching and vulnerability remediation\" of Linux, Windows OS.\nExperience with Yaml, Python.\nDeep knowledge and hands-on experience with OpenShift and/or Kubernetes.\nExperience in creating pipelines and automation to deploy containers.\nDemonstration of strong analytical, communication, and interpersonal skills.\nKnowledge of system security and understanding of clustering/high availability/continuity/scalable/self-healing technologies Understanding of banking procedures, regulations, and business requirements.\nAbility to communicate in both Khmer and English Language.\nDemonstration of self-motivated, proactive, results-oriented personality.\n\nSubmit Application 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