Senior Systems Architect

Job description

TXSE is building the next-generation exchange infrastructure to support transparent, efficient, and resilient capital markets. With SEC approval and $270MM in funding, we are currently hiring a Senior Systems Architect to help with a greenfield infrastructure build out. ### Key Responsibilities - **Platform Architecture & Engineering:** Design, implement, and evolve highly available infrastructure platforms that support mission-critical trading, market data, and financial services workloads across on-premises and cloud environments. - **OpenShift & Kubernetes:** Architect, deploy, and maintain resilient Red Hat OpenShift and Kubernetes platforms for low-latency, high-throughput production environments. - **Linux Engineering:** Provide senior-level engineering leadership for Red Hat Enterprise Linux (RHEL) systems, including kernel tuning, performance optimization, patching strategy, lifecycle management, and operational standards. - **Market-Critical Infrastructure Services:** Engineer and support core infrastructure services essential to distributed financial systems, including LDAP, Kerberos, SSSD, DNS, BIND, PowerDNS, NTP, Chrony, and PTP, with a focus on precision, availability, and operational integrity. - **Cloud & Hybrid Architecture:** Design and operate secure AWS and Azure solutions, including hybrid and multi-cloud architectures that satisfy financial industry requirements for resilience, auditability, security, and business continuity. - **Enterprise Hardware & Storage:** Lead the design, support, and optimization of infrastructure running on Dell PowerEdge servers and enterprise storage platforms, with emphasis on performance, replication, capacity planning, and fault tolerance. - **Automation & Platform Reliability:** Develop and standardize infrastructure automation using Ansible, Jenkins, ArgoCD, GitOps, Terraform, Pulumi, and scripting frameworks to improve repeatability, speed, and operational consistency. - **Developer & Release Platform Integration:** Manage GitHub Enterprise and related integrations, including SonarQube, Artifactory, and GitHub Actions runners, to enable secure and scalable software delivery workflows. - **Operational Resilience & Compliance:** Ensure platforms are designed and operated to meet the security, availability, resiliency, and regulatory expectations of financial services and capital markets environments. - **Architecture Leadership:** Establish design standards, reference architectures, and reusable engineering patterns that can be deployed consistently across multiple business and technology domains. - **Cross-Functional Partnership:** Collaborate closely with trading, application development, production support, cybersecurity, network engineering, and infrastructure teams to deliver stable, performant, and scalable solutions aligned with front-office and enterprise priorities. ### Qualifications - 10+ years of experience in Linux infrastructure engineering, systems engineering, or platform architecture roles. - 5+ years of hands-on experience designing and supporting Red Hat OpenShift and/or Kubernetes in production. - Strong experience supporting infrastructure in New York financial markets, including trading environments, market data platforms, exchange connectivity, or other latency- sensitive capital markets systems. - Deep understanding of the operational demands of financial services environments, including high availability, change control, resiliency, audit, and regulatory considerations. - Proven expertise in RHEL engineering, systems performance tuning, and production platform design. - Strong background in building standardized, reusable architecture patterns with a “design once, use many” approach. - Demonstrated experience with AWS and Azure, including secure networking, storage integration, identity controls, and hybrid deployment models. - Advanced knowledge of enterprise compute and storage infrastructure, including Dell PowerEdge servers and Dell EMC storage platforms. - In-depth knowledge of authentication, DNS, and time synchronization services in distributed, performance-sensitive environments. - Strong proficiency in infrastructure automation and scripting using tools such as Ansible, Terraform, Pulumi, Bash, and Python. - Excellent communication and stakeholder management skills, with the ability to engage effectively with engineering teams, operations teams, application owners, and business leadership. ### Preferred Experience - Experience supporting infrastructure for equities, options, futures, fixed income, or other capital markets trading platforms. - Familiarity with low-latency infrastructure design, market hours operational support, and production change controls in front-office environments. - Experience designing platforms that support regulatory, surveillance, disaster recovery, and operational resiliency requirements in financial markets. - Background leading engineering standards, architectural reviews, and platform modernization initiatives.