Senior Application Performance Engineer

Vervic • Washington, DC

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About The Position

The Senior Application Performance Engineer diagnoses and optimizes application performance end to end, working across application, operating system, middleware, and network layers. The role focuses on high-impact challenges affecting users’ quality of experience, including complex performance issues involving latency, throughput, and availability. The engineer owns optimization efforts from root-cause identification through resolution planning and performance improvement, and collaborates with development, systems, and network teams. The position operates at a high tempo and requires self-management of tasks according to communicated priorities. The engineer also mentors less-senior engineers in monitoring, instrumentation, and performance troubleshooting. The role is located in Washington, DC, and requires an active TS clearance and the ability to obtain TS/SCI.

Requirements

• At least 8 years of experience in application performance optimization, systems engineering, or network engineering in secure or cleared environments.
• Active TS clearance and ability to obtain TS/SCI.
• Demonstrated progressive responsibility and ownership indicative of senior expertise.
• DoD 8140 compliance required.
• Expertise in application and middleware performance monitoring, including web applications, databases, and APIs.
• Deep understanding of TCP/IP, DNS, HTTP/S, SSL/TLS, and related protocols.
• Expertise and hands-on experience with load balancers, firewalls, and packet capture and analysis tools such as Wireshark and tcpdump.

Nice To Haves

• Familiarity with APM platforms.
• Familiarity with system-level troubleshooting across operating system and network layers.

Responsibilities

• Diagnose and optimize application performance end to end, from operating systems and middleware through packet-level analysis.
• Analyze DNS, load balancers, firewalls, and application architecture to identify bottlenecks and inefficiencies.
• Collaborate with development, systems, and network teams to implement optimization solutions.
• Perform root-cause analysis for latency, throughput, and availability issues.
• Drive remediation and efficiency improvements.
• Own optimization projects from root-cause identification through resolution planning and performance improvement.
• Mentor less-senior engineers in monitoring, instrumentation, and performance troubleshooting.
• Self-manage task lists based on communicated priorities.

Benefits

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Paid time off

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed