Senior App Performance Engineer – End-to-End Optimizer

Vervic Inc.; Washington (District of Columbia); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

401(k)

401(k) matching

Dental insurance

Health insurance

Paid time off

Job summary

Vervic Inc. in Washington, DC seeks a Senior Application Performance Engineer to diagnose and optimize performance across applications, systems, and networks.

You will own optimization projects from root cause analysis to resolution planning, tackling high-impact challenges that affect user experience. You will collaborate with development, systems, and network teams to implement solutions, mentor junior engineers, and ensure robust monitoring and troubleshooting across OS and network layers.

Qualifications

• 8+ years in application performance optimization in secure environments.
• Active TS; ability to obtain TS/SCI.
• DoD 8140 compliance required.

Responsibilities

• Diagnose and optimize application performance end-to-end, from OS to packet level analysis.
• Analyze DNS, load balancers, firewalls, and 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.
• Mentor less-senior engineers in monitoring, instrumentation, and performance troubleshooting.

Skills

Performance monitoring

TCP/IP/ DNS/ HTTP/ SSL

Load balancers & packet capture

OS & network troubleshooting

Tools

Wireshark

tcpdump

Job description

Vervic Inc. in Washington, DC seeks a Senior Application Performance Engineer to diagnose and optimize performance across applications, systems, and networks.

You will own optimization projects from root cause analysis to resolution planning, tackling high-impact challenges that affect user experience. You will collaborate with development, systems, and network teams to implement solutions, mentor junior engineers, and ensure robust monitoring and troubleshooting across OS and network layers.