Application Support Engineer - Automation & Trading Tech

Susquehanna International Group, LLP; Bala Cynwyd, Philadelphia (PA, Philadelphia County); On-site; USD 90,000 - 130,000; Full time

Job summary

Susquehanna International Group, LLP is seeking an Application Support Engineer to join our Proprietary Trading Services team. You will help support the firm’s core businesses and gain experience across technologies.

You will triage and resolve technical issues, develop monitoring tools, and collaborate with development and engineering staff. The role emphasizes rapid assessment, automation, and process improvement in a fast-paced financial trading environment.

Qualifications

• 2–5 years of experience in operations, systems administration, or application support.
• Proficient in Linux and Windows with multitier systems understanding.
• Scripting experience in Python, PowerShell, and/or Bash to automate tasks.
• Experience with Kafka, MariaDB, MongoDB, InfluxDB, and ELK to troubleshoot production systems.
• Networking fundamentals and exposure to financial services or trading environments is a plus.
• BS in Information Technology, Computer Science or Engineering preferred.

Responsibilities

• Support and maintain Windows and Linux server processes and the internally developed application services that run on them.
• Monitor and support a highly distributed production system.
• Work directly with application teams and other stakeholders to understand their needs and generate practical solutions.
• Build automation using AI tools to reduce manual operational work and speed up incident response.
• Have the autonomy to seek out and implement process optimization opportunities in support of business and technical users.

Skills

Linux & Windows administration

Scripting (Python/PowerShell/Bash)

Networking fundamentals

Problem solving

Team collaboration

Education

BS in Information Technology, Computer Science or Engineering

Tools

Kafka

MariaDB

MongoDB

InfluxDB

ELK

Job description

Susquehanna International Group, LLP is seeking an Application Support Engineer to join our Proprietary Trading Services team. You will help support the firm’s core businesses and gain experience across technologies.

You will triage and resolve technical issues, develop monitoring tools, and collaborate with development and engineering staff. The role emphasizes rapid assessment, automation, and process improvement in a fast-paced financial trading environment.