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Active On-site Chicago, IL, United States Posted · 20.09.2026 Greenhouse (US)

Junior Trading Operations/DevOps Engineer

Old Mission

Old Mission is a global proprietary trading firm that leverages state-of-the-art technology and research to identify and execute profitable trading strategies across multiple asset classes around the world. Our offices in Chicago, New York, and London are all composed of naturally-curious individuals who thrive in a team environment and constantly strive for improvement.About the Position Old Mission is looking for a Junior Trading Ops/DevOps Engineer to join our growing team in Chicago. You'd work within the technology landscape safeguarding the performance and stability of proprietary trading systems and related hardware, with direct ownership of technical issues in in-house trading applications. The role blends SRE, Operations Engineer, and DevOps Engineer responsibilities. What you'll do     Deploy, run, and monitor production latency-sensitive trading applications     Automate trading infrastructure/application management in Python     Triage and resolve live incidents in a fast-paced trading environment     Create and integrate monitoring and alerting     Work with Linux, network, and datacenter engineers to troubleshoot issues and optimize trading performance     Assist with rollout of new products, systems, and exchanges     Conduct user acceptance testing across internal trading application stacks     Review incidents for recurring themes and feed technical requirements back into the development cycle Required Skills Bachelor's degree in Computer Science, Mathematics, or a related Engineering/Science discipline 0-2 years of relevant work experience  Strong programming ability  High proficiency in Python on Linux Platforms Networking knowledge/interest is a plus  Strong troubleshooting instincts and root-cause discipline Curiosity and eagerness to learn how systems fit together  Ability to work under pressure and with frequent interruption  Strong teamwork and collaboration ability  Benefits and Perks  Fully paid Medical, Dental, Vision, Disability, and Life Insurance Fully stocked kitchen; free breakfast and lunch every day on-site Tuition Reimbursement Program 401(k) with employer match Paid Vacation, Sick, and Parental leaves Commuter and Flexible Spending Programs In office M-F with 10 remote days per year Base Salary Range  $150,000 - $200,000 • Salaries are based on numerous factors such as skills, experience, and education. Our compensation package also includes a discretionary bonus and a comprehensive benefits program for full-time employees. For more information, reach out to your recruiter.   Old Mission is not accepting unsolicited resumes from any staffing/search firms. All resumes submitted by staffing/search firms to any employee at Old Mission via-email, the Internet or directly without a valid signed search agreement will be deemed the sole property of Old Mission, and no fee will be paid in the event the candidate is hired by Old Mission.
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