[Remote] Platform Engineer/Performance Tester

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 Platform Engineer/Performance Tester will work as part of the CMM Enterprise Data Warehouse team to deploy a secured cloud-native EDW platform and support various analytical objectives. Responsibilities • Design, implement, and maintain automated performance testing frameworks integrated into CI/CD pipelines for cloud-native applications • Define and track key performance KPIs (e.g., response time, throughput, resource utilization, latency, error rates) based on SLAs and stakeholder requirements • Conduct load, stress, and scalability testing to validate performance under multi-tenant conditions and concurrent user loads • Develop and manage a performance dashboard and provide executive-level and technical-level reporting on system behavior • Perform real-time monitoring, observability, and telemetry setup for application and infrastructure performance using modern tools and dashboards • Collaborate with developers, QA, SREs, and operations teams to identify performance bottlenecks and provide optimization recommendations • Validate the performance of critical workflows and use cases, including long-running queries, search operations, and API endpoints • Capture and report on system metrics such as CPU, memory, disk, network, and application-specific logs for tuning and diagnostics • Support canary release functions to allow end-user beta testing in production-like environments • Contribute to the performance section of the Monthly Status Report (MSR) and sprint-level performance documentation • Ensure alignment of performance testing strategy with DevSecOps and MLOps processes for continuous integration and delivery • Developing and executing formal performance test plans to ensure the delivery of quality software applications • Writing and maintaining comprehensive test plans and reports • Verifying and validating functionality by evaluating software against system requirements • Identifying and documenting defects using reproducible test cases • Work independently to triage issues and prioritize tasks • Responsible for supporting cloud solution resources, both IaaS and PaaS, that enable the business to securely run sensitive workloads within a cloud • Implementing and designing server, network, and software configurations for a cloud computing infrastructure and applications with a focus on DevOps principles Skills • 5 + years of related experience • Technical Training, Certification(s) or Degree and 1+ years' experience with deploying and managing applications and systems to commercial and private clouds, or equivalent years of experience • Experience in performance engineering and automated testing of cloud-based applications and platforms • Strong knowledge of performance testing tools such as JMeter, Gatling, LoadRunner, BlazeMeter, or k6 • Hands-on experience with CI/CD pipelines using tools such as Jenkins, GitLab CI, Azure DevOps, or GitHub Actions • Experience with monitoring and observability tools such as Grafana, Prometheus, Datadog, New Relic, CloudWatch, or Elastic Stack • Proficiency in scripting languages such as Python, Bash, or JavaScript for automation of testing and reporting workflows • Familiarity with containerized environments (Docker, Kubernetes) and microservices testing strategies • Strong understanding of cloud infrastructure performance characteristics, especially AWS • Experience with telemetry frameworks and logging standards to support traceability and root cause analysis • Demonstrated ability to analyze large volumes of test data, identify trends, and drive root cause identification and tuning • Experience working in Agile/Scrum teams and participating in sprint ceremonies • Experienced in providing DevSecOps implementation using GitOps, or similar tools • Experienced in developing, testing, and maintaining containerized applications utilizing docker, k8s, OpenShift, etc • Working knowledge of Source Version Control and Build/Release tools and methodologies • Demonstrated experience in optimizing computing performance and measurement • Extensive hands-on experience with Test planning, writing test cases/scripts, test case automation, performance test execution and analysis of performance test results • Familiarity with standard concepts, practices, and procedures of cloud technology, including Software as Service (SaaS), Platform as Service (PaaS), or Infrastructure as a Service (IaaS) • Supporting large scale infrastructure migration methodologies and techniques (IaaS/PaaS) including application migrations to cloud platforms (AWS) • Comprehensive knowledge of security compliance and security control • Excellent presentation and communication (oral and written) skills • Excellent organization and time management skills and ability to identify priorities to accomplish a variety of tasks simultaneously • Consultant mindset with the ability to work with high level customer stakeholders and build excellent customer relationship • Experience identifying and applying industry tools, solutions, methods best practices, and emerging technologies • Strong analytical skills and problem-solving skills with the ability to formulate and communicate recommendations for improvement • Experience with process design and documentation methodologies, and design and production of quality deliverables, process and use case modeling, business case development • Demonstrated ability to work effectively, independently, and as part of a team • Bachelor's Degree in Computer Science, Information Systems, Engineering or other related scientific or technical discipline • 5+ years' experience with deploying and managing applications and systems to commercial and private clouds Benefits • Comprehensive benefits and wellness packages • 401K with company match • Variety of medical plan options, some with Health Savings Accounts • Dental plan options • Vision plan • Full flex work weeks • Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave • GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees • Short and long-term disability benefits • Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance Company Overview • General 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 Company H1B Sponsorship • General Dynamics Information Technology has a track record of offering H1B sponsorships, with 32 in 2025, 27 in 2024, 36 in 2023, 19 in 2022, 18 in 2021, 13 in 2020. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job