Senior Application Performance Engineer

Job Description

Job Description

Benefits:

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

Senior Application Performance Engineer
Location: Washington, DC



What This Job Feels Like
• Work spans applications, systems, and network layers depending on where performance
issues appear.
• Daily focus on high-impact challenges that directly relate to the users’ quality of
experience - solving complex performance problems is the norm.
• Ownership of optimization projects from root cause identification to the establishment of
resolution plans and performance improvement.
• High OPTEMPO - individuals must be able to self-manage task lists based on
communicated priorities

What You’ll Do
• Diagnose and optimize application performance end-to-end, from operating systems and
middleware down to 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.
• Mentor less-senior engineers in monitoring, instrumentation, and performance
troubleshooting.
Tech Knowledge / Skills
• Expertise in application and middleware performance monitoring (web apps, databases,
APIs).
• Deep understanding of TCP/IP, DNS, SSL/TLS, and related protocols.
• Expertise in and hands-on experience with load balancers, firewalls, and packet
capture/analysis tools (Wireshark, tcpdump, etc.).
• (Preferred) Familiarity with APM platforms and system-level troubleshooting across OS
and network layers.

Requirements
• 8+ years’ experience in application performance optimization, systems, or network
engineering in secure/cleared environments.
• Active TS; must be able to obtain TS/SCI.
• Demonstrated progressive responsibility and ownership indicative of senior expertise.
• DoD 8140 compliance required
•
The likely salary range for this position is $140,000-$190,000.This is not, however, a
guarantee of compensation or salary. Rather, salary will be set based on experience, and
contractual agreements and could fall outside of this range.

EOE