SDET

Washington, DC
Remote

Instant Apply

30+ days ago

Job Description

Company Description
Lumen Solutions Group Inc. is a technology consulting Services company based in Florida. We provide a wide array of experienced business and IT professionals supporting clients from solution design to implementation and support. We specialize in professional IT consulting services, IT Staffing, Business/IT Strategy, Business Process Blueprints, Enterprise Architecture, and Enterprise Transformation.

Role: SDET
Location: Washington – DC (Remote)
Job Type: Contract

The SDET is responsible for designing, implementing, and maintaining comprehensive test strategies for Company’s Transportation platform. This platform operates within a complex, workflow-driven, distributed microservices ecosystem that supports Company’s workforce management platforms.

In this role, you will ensure the reliability, scalability, and performance of mission-critical systems by building robust testing frameworks and driving quality across services and integrations. As a senior member of the team, you will provide technical leadership by championing a quality-first mindset, mentoring engineers, influencing cross-functional stakeholders, and driving the evolution of testing practices to enhance engineering excellence, system resiliency, and operational reliability.

Essential Responsibilities

Design and execute end-to-end test strategies for workflow-driven and state-heavy systems.
Develop and maintain automated test frameworks for UI and API testing (Playwright, Selenium, REST-assured, Karate, or similar).
Validate REST APIs for functional and NFRs
Validate REST REST API authn and authz security and role-based access, integration points, and distributed microservices.
Perform database record and element validations to ensure data integrity, referential consistency, and correct state transitions.
Validate event-driven process flows and message-based integrations (Kafka or similar technologies).
Develop tests for resilience scenarios including retries, failure handling, and idempotency.
Conduct performance and load testing to validate behavior under peak operational conditions.
Integrate automation suites into CI/CD pipelines (Jenkins, GitHub, Bitbucket, or equivalent).
Analyze logs and monitoring data (CloudWatch, Dynatrace, AppDynamics, ELK/EFK or similar) to validate system behavior.
Collaborate with product owners, developers, and architects to define test strategy and quality gates during design and implementation phases.

Minimum Qualifications

Bachelor’s degree or 7+ years relevant work experience.
5+ years of experience in manual and automated testing of enterprise systems.
Strong experience in UI and API automation.
Proficiency in Java and TypeScript for automation scripting.
Experience testing microservices-based architecture.
Strong SQL skills and experience validating relational and/or NoSQL databases.
Experience working in Agile environments.
Strong analytical and problem-solving skills.

Preferred Qualifications

Experience testing complex workflow-driven or operational systems (e.g., logistics, transportation, rail, financial transaction platforms).
Experience with event-driven or message-based systems (Kafka preferred).
Experience with performance testing tools (JMeter or similar).
Familiarity with AWS or other cloud environments.
Familiarity with legacy mainframe or green-screen systems (e.g., 3270), batch processing, and legacy-to-modern system integration validation.

Lumen Solutions Group Inc is an equal opportunity employer. All qualified applicants will be considered for employment without regard to any legally protected status

Numbers & Facts

Location

Washington, DC (

Remote)

Skills

Agile Programming Methodologiesunmatched
Amazon Web Services (AWS)unmatched
Analysis Skillsunmatched
Apache JMeterunmatched
Apache Kafkaunmatched
Application Programming Interface (API)unmatched
Automationunmatched
Blueprintsunmatched
Business Processesunmatched
Business Strategyunmatched
Cloud Computingunmatched
Consultingunmatched
Continuous Deployment/Deliveryunmatched
Continuous Integrationunmatched
Cross-Functionalunmatched
Data Qualityunmatched
Ecosystemsunmatched
Enterprise Architectureunmatched
Financial Transactionsunmatched
GitHubunmatched
Information Technology Consultingunmatched
Javaunmatched
Jenkinsunmatched
Load Testingunmatched
Logisticsunmatched
Mainframe Computerunmatched
Mentoringunmatched
Microservicesunmatched
NoSQLunmatched
Performance Testingunmatched
Problem Solving Skillsunmatched
Process Flowunmatched
Professional Servicesunmatched
Quality Assurance Methodologyunmatched
REST (Representational State Transfer)unmatched
Relational Databases (RDBMS)unmatched
SQL (Structured Query Language)unmatched
Scripting (Scripting Languages)unmatched
Seleniumunmatched
Software Design for Test (SDET)unmatched
Software Testingunmatched
System Integration (SI)unmatched
System Operationsunmatched
System Validationunmatched
Technical Leadershipunmatched
Technical Recruitingunmatched
Technical Supportunmatched
Test Automationunmatched
Test Harnessunmatched
Test Plan/Scheduleunmatched
Test Scenariounmatched
Test Strategyunmatched
Test Toolsunmatched
Testingunmatched
Train Transportationunmatched
User Interface/Experience (UI/UX)unmatched
Workforce Managementunmatched

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SDET

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