Trading Systems Operations Engineer (USA)
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
Trexquant is a growing systematic fund manager with a core team of highly accomplished technologists. We seek a Trading Systems Operations Engineer to join our team. The successful candidate will be responsible for ensuring the smooth operation and performance of our trading systems and infrastructure as we scale. This includes systems monitoring, incident response, troubleshooting and systems performance optimization. The successful candidate will also collaborate with senior leadership, quantitative researchers, engineers, and the business team to support their initiatives.
Responsibilities:
- Monitor trading systems and infrastructure components to ensure optimal performance and reliability.
- Support implementation of new trade functionality such as new asset classes or new prime brokers e.g. establish FIX sessions, file encryption, FTP setup.
- Proactively identify and resolve potential issues to minimize downtime and optimize system efficiency.
- Leverage automation tools (including AI-based solutions) to improve accounting or operational workflows is a plus.
- Respond promptly to system alerts and incidents, investigating root causes and implementing solutions to prevent recurrence.
- Provide tech and analytical support to Research, Accounting, and Compliance teams eg. troubleshooting, ad hoc analysis of production data.
Requirements
- BS/MS in Computer Science, Information Technology, or STEM-related field.
- 3+ years of experience as systems operations engineer, preferably within the financial services industry.
- Strong quantitative analytical skills.
- Proficiency in Linux systems.
- Experience with a scripting language (Python, Perl, Bash).
- Excellent communication skills and enjoy interfacing with clients, both internal and external.
- Excited to work independently in a very fast-paced, high pressure environment.
- Understand Market Data/Order Entry systems and an interest in how modern electronic markets work.
Benefits
- Competitive salary plus bonus based on individual and company performance
- Collaborative, Casual, and friendly work environment
- PPO Health, dental and vision insurance premiums fully covered for you and your dependents
- Pre-tax commuter benefits
- Weekly company meals
Trexquant Investment's standard text
Trexquant is an Equal Opportunity Employer
What this role asks for
Particular to this role
Perl
Rare in Trexquant Investment's other 15 open postings.
In most of Trexquant Investment's ads
Linux · Python
Named in most of its open postings, whatever the role.
98% of this description is written for the role. The rest is Trexquant Investment's standard text, folded away below.
Read against Trexquant Investment's other open postings on this site.
The team: Technology
This role is one of 11 open in Technology.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (9 of 11), Linux (8 of 11), C++ (4 of 11), Bash (3 of 11), SQL (3 of 11)
OTHER ROLES ON THIS TEAM
- Python Engineer- Trade Operations (USA) posted Aug 19
- DevOps Engineer (USA) posted Aug 17
- Senior Data Engineer posted Jul 14
- Quantitative Developer (USA) posted Jun 15
- Data Operations Engineer (USA) posted Apr 28
- Linux Systems Engineer (USA) posted Apr 28
- Senior Data Architect (USA) posted Apr 28
- C++ Trading & Simulator Engineer (USA) posted Apr 28
- Lead Trading Systems Engineer (USA) posted Apr 28
- Software Engineer (C++) (INDIA) posted Apr 1
From the team and dates on Trexquant Investment's own job board.
Posting history
Reposted once since 10 March 2026: a posting for this role in Stamford was taken down and the role was posted again.
- 3 October 2026 – open (this posting)
- 10 March 2026 – closed 14 June 2026
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