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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # SYSTEMS ENGINEER - **Company:** General Dynamics Information Technology - **Location:** Arlington, VA, United States - **Experience:** Expert - **Salary:** $110,500.0 - $149,500.0 - **Contract:** Permanent contract - **Skills:** Microsoft Excel, Artificial Intelligence, Data Analysis, Application Performance Management, Biometrics, CentOS, Cyber Security, Computer Networks, Network Congestion, Data Integrity, Data Visualization, Monitoring of Systems, Linux Distribution, Network Monitoring, Red Hat Enterprise Linux, Power BI, Tableau (Software), Oracle Linux, Backup and Restore, Computer Network Operations, Computer Network Technologies, NetScout, Low Latency, SolarWinds (Software), Performance Monitor, Splunk, Appdynamics, Dynatrace, Servicenow - **Published:** September 4, 2026 - **Apply:** https://gdit.wd5.myworkdayjobs.com/External_Career_Site/job/USA-VA-Arlington/Systems-Engineer_RQ225011/apply ## About the Role WHAT YOU'LL NEED TO SUCCEED (Required)Education: Bachelor's Degree. An additional 4 years of experience may be substituted in lieu of degree.Clearance: Minimum of an active Secret security clearance.Certification(s): Active Security+ CE (or higher) at time of hire. Candidates should possess one or more networking, observability, monitoring, or service management certifications such as CCNA, CCNP, JNCIA, JNCIS, ITIL Foundation, Splunk, Dynatrace, ThousandEyes, SolarWinds, or equivalent industry certification.Experience: 5+ years of experience supporting enterprise monitoring, network operations, observability platforms, performance engineering, or enterprise network environments.Technical Requirements: * Experience administering NetScout nGeniusONE and InfiniStream solutions is highly desired but not required. * Experience supporting enterprise observability, application performance monitoring, or network monitoring platforms will be considered. * Strong background in network performance monitoring, enterprise observability, service assurance, or operational analytics. * Enterprise with Monitoring & Observability Platforms, Networking Technologies, Performance Analysis, Reporting & Visualization, and Automation & Integration. * Candidates should possess experience with one or more of the following: * Experience with Enterprise Monitoring & Observability Platforms such as NetScout nGeniusONE, NetScout InfiniStream, InfoVista, Splunk, ThousandEyes, Dynatrace, AppDynamics, or SolarWinds. * Performance Analysis experience utilizing Network latency analysis, Application performance monitoring, Traffic flow analysis, Capacity planning, Service performance baselining, and Trend analysis. * Experience with Reporting & Visualization tools such as Power BI, Tableau, Excel Analytics., Years of Experience 5 + years of related experience * may vary based on technical training, certification(s), or degree Certification CompTIA Security+ CE | CompTIA - CompTIA Certified Network Professional Enterprise (CCNP) | Cisco - Cisco Cisco Certified Network Associate (CCNA) | Cisco - Cisco ## Description Transform technology into opportunity as an Enterprise Performance Management Systems (EMS) Engineer with GDIT. In this role, you will support mission-critical enterprise IT systems and contribute to the modernization of agency operations.At GDIT, our people make the difference. As an Enterprise Performance Management Systems Engineer, you will help ensure today's operations remain secure while enabling a smarter tomorrow. We are seeking a highly motivated Enterprise Performance Engineer and NetScout Administrator to support the ETM-NG program at the Pentagon. This position is responsible for administering, expanding, optimizing, and operating the NetScout performance monitoring platform across multiple security domains.The successful candidate will act as a trusted advisor to operations teams and government stakeholders by converting network performance data into actionable insights. Key responsibilities include dashboard development, service performance monitoring, KPI definition, executive reporting, troubleshooting complex performance issues, and supporting the continued deployment of enterprise observability capabilities.This role requires close collaboration with Network Operations, Service Management, Cybersecurity, and Government leadership to enhance visibility into network health, application performance, user experience, and mission-critical services. Strong technical expertise and the ability to communicate clearly with non-technical audiences are essential.HOW AN EMS ENGINEER WILL MAKE AN IMPACT * Administer, maintain, and optimize NetScout nGeniusONE, nGeniusPULSE, InfiniStream, and associated performance monitoring infrastructure. * Provide day-to-day administration of Red Hat-based Linux distributions (CentOS, RHEL, Oracle Linux). Troubleshoot system-level issues, analyze OS logs, and monitor disk space, CPU, and memory utilization. * Utilize Bash/Shell scripting to automate routine administrative tasks and system backups. * Plan and execute server migrations and operating system upgrades. Assist in transitioning legacy enterprise systems from CentOS 7 to Oracle Linux 9 while ensuring minimal downtime. * Perform pre-migration compatibility assessments on existing configurations, libraries, and application dependencies. * Validate post-migration system integrity, user permissions, and service functionalities. * Support deployment and expansion of enterprise monitoring capabilities across multiple network enclaves. * Configure service monitors, service dashboards, alerting thresholds, and reporting capabilities. * Ensure platform availability, data integrity, and monitor coverage of critical enterprise services. * Develop operational dashboards and service health views supporting enterprise network operations. * Establish and maintain Key Performance Indicators (KPIs), service level metrics, and performance baselines. * Analyze network traffic patterns, latency, packet loss, retransmissions, application response times, and user experience metrics. * Identify trends and proactively recommend improvements to increase service reliability and operational effectiveness. * Produce daily, weekly, and monthly service performance reports for Government leadership. * Translate complex technical findings into concise operational impacts, risks, and recommendations. * Participate in customer briefings and performance review meetings. * Own and continuously improve recurring operational performance briefings, including dashboard interpretation, trend narratives, and mission impact summaries. * Utilize NetScout packet level and service level data to investigate performance degradations and service disruptions. * Collaborate with Network Operations, Systems Administration, Cybersecurity, and Service Desk teams during incident response activities. * Provide data driven recommendations for problem resolution and service restoration. * Correlate NetScout findings with ServiceNow incidents, problems, and changes to improve event context, escalation quality, and service restoration outcomes., Juniper Networks Certified Design Associate (JNCIA-Design) | Juniper Networks - Juniper Networks Juniper Networks Certified Internet Specialist - Enterprise Routing and Switching (JNCIS-ENT) | Juniper Networks - Juniper Networks Travel Required Less than 10% Citizenship ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Checkmate: 5 Real Incidents That Can End a Software Company](https://www.wearedevelopers.com/videos/100126-checkmate-5-real-incidents-that-can-end-a-software-company) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers)