[Remote] Performance Tester/Platform Engineer

Note: The job is a remote job and is open to candidates in USA. General Dynamics Information Technology is a global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government. The Performance Tester supports the Case Management Modernization Program by designing, executing, and analyzing performance tests for enterprise-class applications in the AWS cloud, ensuring they meet performance and reliability objectives.ResponsibilitiesDevelop and execute performance, load, stress, and endurance tests to validate system scalability and responsivenessDefine performance benchmarks and KPIs based on application SLAs, SOW requirements, and user load modelsBuild, configure, and maintain performance test environments in AWS cloud infrastructureDesign test scripts using JMeter, LoadRunner, or K6, integrating them into CI/CD pipelines for continuous performance monitoringConduct baseline performance analysis and capacity planning for major CMM componentsCollaborate with developers, DevOps engineers, and QA teams to identify performance bottlenecks and tune system configurationsAnalyze test results and prepare detailed performance reports, recommending optimization strategiesValidate that application releases meet federal performance and reliability standards prior to production deploymentSupport failover and stress testing scenarios to verify system fault tolerance and scalability under loadParticipate in Agile ceremonies and provide performance insights during sprint planning and retrospectivesSkillsBachelor's degree in Computer Science (or relevant field)5+ years of experience with integration, regression, and system testing using automated testing tools in web-based applications5+ years of experience in software performance testing and engineering, with 3+ years in cloud-based or distributed systemsExperience in writing test cases, test plans, executing test scripts, reporting defects and preparing test results reportsExperience in the entire QA Life Cycle, including designing, developing and execution on the entire QA process and documentation of test plans, test cases, test procedures and test scriptsStrong proficiency in JavaScript for scripting, test development, and automation across modern performance testing tools such as JMeter, LoadRunner, NeoLoad, or K6Strong knowledge of performance engineering principles, including concurrency modeling, resource utilization, and tuningExperience testing applications in AWS cloud environments (EC2, ECS, CloudWatch, RDS)Working understanding of NodeJS, REST APIs, microservices, and front-end frameworks such as ReactJSExperience with CI/CD pipeline integration for automated performance test executionAbility to interpret system logs, metrics, and profiling data to diagnose bottlenecksFamiliarity with monitoring tools such as Datadog, Prometheus, ELK Stack, or GrafanaStrong analytical, communication, and documentation skillsExperience with federal or enterprise-scale application performance testingFamiliarity with container orchestration (Docker, Kubernetes, OpenShift)Understanding of network performance testing and distributed tracing techniquesExposure to AI-driven performance analytics or predictive capacity modelingKnowledge of FinOps and cost optimization for cloud-based performance tuningExcellent presentation and communication skillsConsultant mindset with the ability to work with high level customer stakeholders and build excellent customer relationshipsExperience identifying and applying industry tools, solutions, methods best practices, and emerging technologiesStrong analytical skills and problem-solving skills with the ability to formulate and communicate recommendations for improvementDemonstrated ability to work effectively, independently, and as part of a teamISTQB Performance Testing Certification (CT-PT)AWS Certified Solutions Architect – Associate or DevOps EngineerSAFe Practitioner (SPC/SSM)Performance Engineering CertificationBenefitsComprehensive benefits and wellness packages401K with company matchCompetitive pay and paid time offFull-flex work week to own your priorities at work and at homeOur benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company matchGDIT offers employees full flex work weeks where possibleA variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leaveGDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per yearPaid leave and paid holidays are prorated based on the employee’s date of hireThe GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employeesShort and long-term disability benefitsLife, accidental death and dismemberment, personal accident, critical illness and business travel and accident insuranceCompany OverviewGeneral Dynamics Information Technology is an IT consulting company that specializes in cyber security, AI, and quantum computing. It is a sub-organization of General Dynamics. It was founded in 1999, and is headquartered in Falls Church, Virginia, USA, with a workforce of 10001+ employees. Its website is https://www.gdit.com/.