Linux Systems Engineer (USA)

DescriptionWe are seeking a hands-on Linux Systems Engineer to build, maintain, and scale our on-premise infrastructure. This role is focused on bare-metal Linux systems, with significant ownership across server provisioning, storage, and system reliability.The ideal candidate is detail-oriented, highly disciplined, and comfortable operating in a demanding, production-critical environment. This is not a cloud-focused role—success requires deep experience with physical infrastructure, Linux internals, and automation in a high-performance setting.Responsibilities Build, provision, and maintain bare-metal Linux servers, including OS installation, configuration, and lifecycle managementOwn server infrastructure from hardware through operating system and core services, ensuring stability and performanceConfigure and manage storage systems, including ZFS and enterprise storage platforms (e.g., NetApp, Dell, or similar)Monitor system health and performance; troubleshoot issues and implement durable, long-term fixesDevelop and maintain automation using Ansible and Bash to standardize provisioning, configuration, and operationsPerform system patching, upgrades, and capacity planning across a growing server fleetParticipate in incident response, root cause analysis, and continuous improvement of system reliabilityCollaborate with engineering and infrastructure teams to support application performance on Linux systemsContribute to documentation, runbooks, and operational best practicesSupport data center operations as needed, including hardware troubleshooting, racking, cabling, and server replacementsTravel to data centers periodically for maintenance, expansions, and issue resolutionRequirementsBachelor’s degree in a technical field or equivalent practical experience3+ years of experience managing Linux systems in a production environmentStrong expertise in Linux at the system level, including OS installation, configuration, and troubleshooting on bare metalProven experience provisioning and managing physical servers at scale (100+ servers preferred)Hands-on experience with storage systems, including ZFS; familiarity with enterprise storage vendors (NetApp, Dell, or similar) is strongly preferredProficiency with Ansible for configuration management and automation (required)Strong Bash scripting skills; Python is a plus but not requiredSolid understanding of system performance, resource management, and reliability in production environmentsExperience working in environments where uptime, precision, and operational discipline are criticalWillingness to perform occasional hands-on hardware work and travel to data centers as neededAbility to participate in an on-call rotationBenefitsCompetitive salary with performance-based bonusCollaborative, team-oriented work environmentPPO health, dental, and vision insurance fully covered for employees and dependentsPre-tax commuter benefitsWeekly company-sponsored meals Applications are open for both Stamford and New York City offices, the latter with a planned opening in October 2026.The base salary for this role is $130,000 - $150,000, and will be determined based on the candidate’s educational background and professional experience. Base salary is one component of Trexquant’s total compensation package, which may also include a discretionary, performance-based bonus. This position is classified as overtime-exempt.Trexquant is an Equal Opportunity EmployerJob SummaryID: DBE0FADFF0Department: TechnologyType: full time