{"id":823781,"url":"https://alion.io/job/ncs-system-engineer-rhel","title":"System Engineer [RHEL]","company":{"id":8907,"name":"NCS","domain":"ncs.co","url":"https://alion.io/company/ncs-co","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":83,"open_postings":363,"ghost_share":0.289,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":49,"computed_at":"2026-11-01T06:10:25Z"}},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":"contractor","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":null,"salary_estimate":{"min_usd":35000,"max_usd":74000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":62},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Bash","optional":false},{"name":"Linux","optional":false},{"name":"Red Hat","optional":false},{"name":"TCP/IP","optional":false},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"CI/CD","optional":true},{"name":"Docker","optional":true},{"name":"GCP","optional":true},{"name":"Grafana","optional":true},{"name":"Kubernetes","optional":true},{"name":"Prometheus","optional":true}],"status":"live","first_seen_at":"2026-09-09T01:43:51Z","employer_posted_date":"2026-09-09","last_verified_at":"2026-11-01T09:05:38Z","board_verified":true,"closed_at":null,"days_open":53,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":53},"description":"We're looking for a detail-oriented and analytical System Engineer with expertise in Red Hat Enterprise Linux (RHEL) to join our organization in Singapore. In this role, you will be responsible for designing, implementing, and maintaining robust Linux-based infrastructure solutions that support our enterprise operations. The ideal candidate will demonstrate strong technical acumen, organizational skills, and the ability to optimize system performance while ensuring reliability and security across our infrastructure landscape.\nDesign, deploy, and manage Red Hat Enterprise Linux systems and infrastructure across the organization\nPerform system administration tasks including user management, access control, and security configurations\nAnalyze system performance metrics and implement optimization strategies to enhance efficiency and reliability\nDevelop and maintain shell scripts and automation solutions to streamline operational tasks and reduce manual workload\nTroubleshoot complex system issues and provide timely resolutions with detailed documentation\nConfigure and manage storage systems, file systems, and disk partitioning according to organizational standards\nImplement and maintain system monitoring, logging, and alerting solutions to ensure proactive issue detection\nCollaborate with cross-functional teams to support application deployment and infrastructure requirements\nEnsure compliance with security policies and best practices through regular system hardening and vulnerability assessments\nMaintain detailed documentation of system configurations, procedures, and architectural decisions\nParticipate in capacity planning and infrastructure upgrades to support business growth\nProvide technical support and guidance to junior team members and other departments\n **Required Skills and Experience:**\nMinimum 3+ years of hands-on experience with Red Hat Enterprise Linux administration and management\nStrong proficiency in Linux system architecture, kernel concepts, and operating system fundamentals\nDemonstrated expertise in shell scripting (Bash) and system automation\nSolid understanding of networking concepts, TCP/IP protocols, and network configuration\nExperience with storage management, file systems (ext4, XFS), and logical volume management (LVM)\nProficiency in system performance tuning, monitoring, and diagnostics\nKnowledge of configuration management principles and tools\nStrong analytical and problem-solving skills with meticulous attention to detail\nExcellent organizational and documentation skills\n**Preferred Skills and Experience:**\nExperience with cloud platforms (AWS, Azure, or Google Cloud Platform)\nFamiliarity with containerization technologies (Docker, Kubernetes)\nKnowledge of Infrastructure as Code (IaC) tools and practices\nExperience with monitoring and logging solutions (Prometheus, ELK Stack, Grafana)\nUnderstanding of security hardening, compliance standards, and vulnerability management\nExperience with high availability and disaster recovery solutions\nRed Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification\nExperience with version control systems and CI/CD pipelines\n We are driven by our AEIOU beliefs-Adventure, Excellence, Integrity, Ownership, and Unity-and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.\nTogether, we make the extraordinary happen.\nLearn more about us at ncs.co and visit our LinkedIn career site.\nScam Alert\nWe are aware of fraudulent job offers and impersonations of NCS recruiters. Phishing emails using convincing-looking but fake addresses are also commonly used to trick you into thinking that they come from official NCS sources.\nPlease note that all official communications from NCS Group will only be sent from verified corporate email addresses. Always check that the sender’s email address ends with the genuine NCS domain, @ncs.com.sg and beware of extra letters, symbols or misspellings. 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