Data Visualization Test Engineer

Company Overview By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide. Position Overview By Light is seeking a Test Engineer with Data visualization experience to support the Global Solution Management – Operations II (GSM-O II) program as a member of the End to End Visualization Team. This contract includes Operations, Sustainment, Maintenance, Repair, and Defense of the Defense Information System Network (DISN) within the DOD Information Network (DODIN) in support of the Defense Information Systems Agency (DISA). It also includes support to other key tasks for DISA, including the transformation of DISA’s operational mission through innovation, and support to DISA’s mission partners. The Test Engineer will work within a fast-paced, Agile team to support testing End to End Visualization deployments. Responsibilities include testing tool functionality and integration within existing frameworks in the AWS Cloud. The role requires strong deductive reasoning, attention to detail, persistence, patience, and creativity. The individual will collaborate with development, operational end users, and support teams to analyze, build, and maintain test plans, test cases, and requirements verification for data visualizations. This position is located virtually near Scott AFB, IL. Candidates must reside within driving distance to attend the office as needed. Responsibilities Analyze capability requirements and collaborate with technical leads, test managers, and Agile teams to ensure verifiable implementations. Define testable acceptance criteria in user stories and lead User Acceptance Testing (UAT) to validate stakeholder requirements. Create and maintain test documentation, including test plans, data, cases, acceptance criteria, and reports for Kibana dashboards. Design and implement test strategies for data ingestion, processing, and visualizations in Kibana (React, JavaScript, HTML), including interface integration tests. Maintain and evolve the overall test strategy in alignment with best practices throughout the development lifecycle. Perform regression, integration, and validation testing. Execute tests, troubleshoot issues, and manage defects using tools like Jira. Participate in Agile ceremonies such as sprint planning, daily stand-ups, retrospectives, and demos. Support external dependencies as needed. Employ strong analytical and problem-solving skills in testing activities. Required Experience/Qualifications Bachelor’s degree in a related discipline or equivalent experience; 8–12 years of professional experience, or 6–10 years with a Master’s degree. Active Security+ (or other 8570-compliant) certification or ability to obtain quickly. 8+ years of experience in software testing, including 3+ years with the ELK stack (Kafka, Logstash, Elasticsearch, Kibana) focusing on integration testing and visualization validation. Experience conducting User Acceptance Testing (UAT), including end-user engagement. Hands-on experience with Kibana, Elasticsearch APIs, Jira, Confluence, and Git. Proven experience in Agile development environments with cross-functional teams. Experience with big data applications and distributed systems. Strong interpersonal and communication skills for collaboration across stakeholders. Preferred Experience/Qualifications Experience with automated test frameworks (e.g., JUnit) and tools like Ansible. Experience with DevOps/DevSecOps practices including CI/CD, IaC, and Configuration as Code in AWS. Skilled in automating test tooling and deployment pipelines in AWS. Knowledge of Xray Test Management and QA lifecycle tools. AWS Cloud certifications preferred. Understanding of network routing and device configurations. Background in testing open-source tech and data systems. Security Clearance Must hold an active DoD Secret clearance.

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