Senior Performance Engineer Security Clearance

Position: Senior Performance Engineer with Security Clearance
Job Title:

Senior Performance Engineer

Location:

New Carrollton, MD (On-site)

Employment Type:

Contract-to-Hire
Security Requirement: US Citizenship Required Contact: ROLE OVERVIEW
System One is seeking a Senior Performance Engineer to join our team in New Carrollton, MD. This is a critical role focused on ensuring the scalability, reliability, and efficiency of large-scale applications across both mainframe and web-based environments. You will be responsible for the end-to-end performance lifecycle, from workload modeling to deep-dive bottleneck analysis.

KEY RESPONSIBILITIES

• Test Design & Execution:
Lead the design, execution, and analysis of performance tests using Load Runner to ensure applications meet rigorous scalability requirements.

• Bottleneck Analysis:
Identify system constraints and establish performance baselines through detailed analysis of application and infrastructure behavior.

• Strategic Modeling:
Build performance models and capacity planning frameworks to anticipate future growth and demand.

• Cloud & Hybrid Testing:
Conduct performance testing within cloud environments (AWS/Azure) and integrate results with web-based and mainframe systems.

• Actionable Intelligence:
Monitor system health using tools like App Dynamics or Splunk; translate complex findings into actionable recommendations for stakeholders.

• Forecasting:
Produce accurate workload projections and forecasts based on trend analysis and historical system data. REQUIRED QUALIFICATIONS

•

Experience:

8+ years of experience in Performance Engineering or a similar capacity.

• Tools:
Expert-level proficiency with Load Runner (designing, executing, and analyzing).

• Analysis:
Strong background in bottleneck analysis, system tuning, and performance modeling.

• Compliance:
Deep understanding of SLAs, KPIs, and Non-Functional Requirements (NFRs).

• Modern Tech Stack:
Familiarity with monitoring tools (App Dynamics, Splunk) and cloud platforms (AWS/Azure).

• Legacy Tech Stack:
Practical knowledge of Mainframe performance systems in a web-integrated environment.

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Education:

Bachelor’s degree in Computer Science, Information Systems, or a related technical field. Why Join Us?

This role offers the opportunity to work on mission-critical systems where your analysis directly impacts system architecture and long-term capacity strategy.