NeoLoad Performance Test Engineer

CACI•O'fallon, IL

About The Position

CACI is seeking a NeoLoad Performance Test Engineer to support USTRANSCOM's Joint Transportation Management System (JTMS), a mission-critical enterprise platform modernizing transportation, logistics, and financial operations through SAP S/4HANA ERP integration. The engineer will design, execute, and analyze load, stress, endurance, and scalability tests across JTMS applications, interfaces, and integrated business processes. Using Tricentis NeoLoad, the role identifies performance bottlenecks, establishes baselines, validates nonfunctional requirements, and helps ensure JTMS can support mission-critical operational workloads. The position collaborates with SAP functional teams, developers, architects, infrastructure teams, and test leadership in a SAFe Agile environment. The role requires an active Secret clearance and at least five years of software performance engineering or testing experience with large-scale enterprise applications, including hands-on NeoLoad experience. A bachelor's degree in a related field or equivalent professional experience is required. The position is contingent on funding and may not be filled immediately; applicants may also be considered for other CACI positions.

Requirements

Active Secret security clearance.
Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent professional experience.
At least 5 years of software performance engineering or testing of large-scale enterprise applications, including hands-on NeoLoad experience.
Ability to create and troubleshoot NeoLoad scripts, configure load generators, model realistic workloads, analyze results, and produce actionable performance reports.
Strong understanding of HTTP/HTTPS, REST APIs, concurrency, throughput, latency, percentiles, error rates, resource utilization, and bottleneck isolation.
Strong analytical, troubleshooting, documentation, and communication skills.
Experience collaborating with technical and functional teams in Agile/SAFe environments.

Nice To Haves

Performance testing experience with SAP S/4HANA, SAP Fiori, SAP logistics or finance modules, and enterprise integrations.
Familiarity with NeoLoad Web/Controller, monitoring integrations, CI/CD pipelines, Jenkins, Git, observability tools, and test management platforms such as ServiceNow or Jira.
Tricentis NeoLoad, ISTQB, SAFe, or relevant performance engineering certifications.
Previous experience supporting federal government.

Responsibilities

Review nonfunctional requirements, operational volumes, response-time targets, service-level objectives, and business workflows to define measurable performance test scenarios and acceptance criteria.
Design, build, parameterize, correlate, and maintain reusable NeoLoad scripts, workloads, test data, and execution profiles for SAP Fiori, web applications, APIs, and supported enterprise interfaces.
Plan and execute baseline, load, stress, spike, endurance, and scalability tests, simulating realistic concurrent users, transaction mixes, and peak transportation workloads.
Collect and correlate NeoLoad results with application, database, server, and infrastructure telemetry; identify bottlenecks, throughput constraints, error rates, and response-time degradation.
Assess end-to-end performance across SAP S/4HANA logistics and financial workflows, including TM, EWM, YL, FI/CO, ITV, ITV COP, and integrated services where applicable.
Document performance findings with reproducible workloads, evidence, trends, and recommendations; track remediation and retesting, and communicate risks to program leadership.
Coordinate with architects, developers, infrastructure, functional teams, and testers; participate in PI planning, iteration planning, demos, and defect triage.