Application Engineer III

Application Engineer IIIReflexive Concepts is seeking a skilled Application Engineer III to join our team!Qualifications:Six (6) years of experience supporting projects and programs similar in scope and complexityBachelors Degree in Computer Science or a related fieldDuties and Responsibilities:As part of the Secure the Enterprise initiative, develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project.This is a blended position across all teams in ANDS. As such, the successful candidate will have skills crossing from Software Development, Systems Engineering, Systems Administration, and Operations SupportEnsure data reliability and accuracy by monitoring and maintaining application systemsContribute to operational success through continuous performance monitoring and proactive troubleshooting, to potentially include changes to system configuration, changes to the code base, etc.Maintain system health by tracking metrics, logs, dashboards, alerts, and application status to prevent downtime and ensure optimal application performanceSupport watchfloor operations by identifying service degradation, failed dataflows, system errors, and application issues, and escalating as neededPerform basic Linux system administration tasks, including checking service status, starting, stopping, and restarting services, reviewing logs, validating disk, memory, and CPU usage, and supporting server rebootsSupport cloud-based operations by using the AWS Console or AWS CLI to check instance health, review system status, restart or reboot servers, and assist with basic operational troubleshootingWork in a rotating shift schedule, 6AM-6PM / 6PM-6AM, to provide 24/7 application support on our watch floorRequired:Monitoring / Watchfloor Operations: Grafana, Kibana, Splunk, CloudWatch, or similar monitoring tools; dashboard monitoring, alert triage, log review, incident escalation, and shift turnover supportLinux / Systems Administration: comfortable working in a Linux environment; ability to check system health, start, stop, and restart services, review logs, and reboot servers safelyCloud / AWS Operations: C2E, HCI, AWS, Lambda, AWS Console, or AWS CLI experience supporting EC2 instances, service health checks, and basic operational troubleshootingDataflow / Application Support: Apache NiFi, Cribl, Kafka, Logstash, or similar data pipeline / dataflow tools; experience monitoring application health, failed jobs, queues, data movement, and ingestion issuesDevOps: Terraform, Ansible, GitLab Pipelines, Docker