Performance Test Engineer

Location: Springfield
Posted on: June 23, 2025

Job Description:

The Performance Test Engineer serves as a Subject Matter Expert and performs analysis of systems and requirements. Analyze application performance with relevant tools. The Test Engineer also directs or assists in the design of test plans in support of user requirements for moderately complex to extremely complex IT systems. The Tester will perform activities such as determining what performance testing strategy to implement; writing technical test plans, test case scenarios, identifying what and how loads and metrics to be collected; ability to identify which protocol is best to use for building scripts and connecting to test environment interfaces; conducting various types of tests and collecting necessary metrics; writing test analysis documents highlighting key findings and recommendations; perform code reviews. Analyze the problem and the information to be processed. Define the problem, develops system requirements and program specifications, plan and monitor the optimization of system operation and resource utilization and perform performance engineering and systems capacity analysis and planning. The Performance Test Engineer MUST have the following: • Prior experience setting up JMeter test harness and scripts. • Possesses and applies Performance testing expertise on multiple complex work assignments which are broad in nature, requiring originality and innovation in determining how to accomplish tasks. • Ability to apply comprehensive knowledge across key tasks and high impact assignments. • Ability to plan and lead major technology assignments. • Ability to evaluate performance results and recommend major changes affecting short-term project growth and success. • Functions as a technical expert across multiple project assignments. • Some coding/scripting experience. • Some tool integration experience. • Ability to convey technical information to non-technical individuals. • Highly self-motivated and accountable for tasks assigned. • Ability to work on their own without supervision/guidance. • Great written and strong communication skills. • Strong analytical and problem-solving skills. • Experience creating test plans, test scripts, test cases, and test documentation. Key Tasks and Responsibilities • Evaluate non-functional requirement documents and identifies performance test needs. • Write test plans, test cases and record/track defects. • Develop and maintain a Performance Test Plan/Strategy document defining: test objectives, types of tests needed, workload matrix, and test scenarios. • Develop test scripts and load projections. • Collect performance metrics and perform load, stress, and duration/endurance tests. • Analyze performance test results and identify bottlenecks within the system. • Work with respective teams to plan/define SLAs and ensure they are met. • Identify root cause using diagnostics tools. • Suggest improvements and configuration changes that improve the performance of the system. • Review target mappings, resiliency requirements, thresholds, throughputs, environment specifications and architecture, capacity/load management and other related documentation. • Support Agile and Kanban system development efforts including, technical design, and testing. Required Education & Experience • Bachelor's Degree and 10 years of related experience The ideal candidate should be able to demonstrate working knowledge with several of the following concepts or technologies: • Apache JMeter • API Testing - SOAP and REST • UI Testing • Scripting/Languages: Java, XML/JSON, Ruby, Python • Monitoring & Analysis skills/tools: Splunk, AppDynamics, NetApp, AWS CloudWatch/CoudTrail, • XRAY Test Management • Collaboration tools such as JIRA & Confluence • SQL Query skills • Large test data preparation • Test results capture and communication • Biometrics knowledge • Agile Environment/Methodologies • SDLC/SELC Certification Requirements • Relevant certifications desired Clearance Requirements • Candidate must be a US Citizen, possess DHS Suitability background investigation or be eligible to qualify for DHS Entry of Duty background investigation followed by DHS Public Trust Clearance. Other (Travel, Work Environment, DoD 8570 Requirements, Administrative Notes, etc.) • None at this time Computer World Services is an affirmative action and equal employment opportunity employer. Current employees and/or qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, disability, protected veteran status, genetic information or any other characteristic protected by local, state, or federal laws, rules, or regulations. Computer World Services is committed to the full inclusion of all qualified individuals. As part of this commitment, Computer World Services will ensure that individuals with disabilities (IWD) are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact Human Resources at

Keywords: , Washington DC , Performance Test Engineer, IT / Software / Systems , Springfield, DC