{"id":3726281,"url":"https://alion.io/job/sagl-consulting-senior-aws-cloud-infrastructure-engineer-l3","title":"Senior AWS Cloud & Infrastructure Engineer (L3)","company":{"id":3808230,"name":"Sagl 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Lambda","optional":false},{"name":"IAM","optional":false},{"name":"Incident Management","optional":false},{"name":"Linux","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-11-04T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-11-04T00:00:00Z","board_verified":false,"closed_at":null,"days_open":7,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":7},"description":"Job DescriptionWe are looking for a senior AWS Cloud Engineer with strong expertise in cloud infrastructure and Windows/Linux systems to handle complex technical escalations, infrastructure optimisation and production support.\nKey ResponsibilitiesProvide L3 technical support across AWS cloud services and operating systems.\n\nAdminister and troubleshoot AWS EC2, Lambda, ECS, S3, IAM, KMS, WAF and Route 53.\n\nManage AWS CloudWatch monitoring and AWS Backup services.\n\nPerform advanced Windows and Linux troubleshooting.\n\nLead root cause analysis for recurring and critical infrastructure incidents.\n\nAnalyse infrastructure performance and implement optimisation measures.\n\nSupport automation of cloud and operating system administration tasks.\n\nDesign and support High Availability (HA) and Disaster Recovery (DR) solutions.\n\nExecute complex infrastructure changes and validate implementation.\n\nSupport cloud security, IAM, KMS, WAF and OS hardening.\n\nProvide technical escalation support to L1 and L2 engineers.\n\nRequirementsMinimum 6 years of overall relevant experience.\n\nMinimum 5 years in AWS/Cloud and Windows/Linux infrastructure operations.\n\nStrong hands-on experience with EC2, Lambda, ECS, S3, IAM, KMS, WAF, Route 53 and CloudWatch.\n\nStrong Windows and Linux administration and troubleshooting skills.\n\nExperience in automation, HA/DR, performance optimisation and root cause analysis.\n\nExperience handling complex production infrastructure incidents.\n\nBachelor's degree in IT, Computer Science or equivalent qualification.\n\nAWS Certified Solutions Architect – Professional and/or AWS Certified DevOps Engineer – Professional certification required.\n\n#AWS #AWSArchitecture #CloudInfrastructure #Linux #WindowsServer #AWSBackup #DisasterRecovery #CloudOperations\n\nSkills\nCloudwatch, Troubleshooting Operating System, Assess Infrastructure, IAM, AWS, AWS IoT Core, High Availability, Root Cause Analysis, EC2, Computer Science, Linux Administration, ECS, Cloud Automation, infrastructure Incident Management","description_format":"text","description_chars":2016,"description_truncated":false,"requirements":{"experience_years_min":6,"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":[],"lifecycle":[{"event":"open","at":"2026-11-04T04:42:45Z"}],"visa":[],"liveness":{"score":54,"band":"ok","label":"Likely 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