Windows Systems Engineer

Tower Research Capital, a high-frequency proprietary trading firm founded in 1998, seeks a Windows Systems Engineer to join our Enterprise Technology team.

Responsibilities:

• Supporting and maintaining Tower’s growing infrastructure
• Designing, architecting, and supporting a reliable and scalable environment
• Ensuring that our teams have the resources they need for rapid deployment, automation, and innovation
• Deploying, configuring, and maintaining Windows Server OS, Active Directory, Group Policy, DNS, DHCP, and related services
• Overseeing virtualization technologies (e.g. VMware ESXi, vCenter, Hyper-V, and Citrix (Xendesktop/App Layering/DaaS) and wireless network management
• Performing day-to-day administration tasks (e.g. racking and configuring physical servers, like Dell PowerEdge) and configuration management
• Administering Mobile Device Management (MDM) solutions, specifically Workspace One and Jamf
• Identifying and resolving high-level incidents and requests, using network and system analysis tools (such as Wireshark, netmon, sysinternals) to diagnose issues
• Developing scripts in PowerShell, Python, or similar languages to automate repetitive tasks, streamline deployments, and improve overall efficiency
• Creating and maintaining documentation for system configurations, standard operating procedures, and contingency plans
• Collaborating on IT security and vulnerability/threat management initiatives (e.g. Qualys)
• Participating in off-hours, weekend, and holiday on-call support rotations as required to ensure 24/7 coverage

Qualifications:

• A Bachelor’s degree in Computer Science, Systems Engineering, or a related technical field
• 2-6 years of experience implementing, designing, and supporting reliable, scalable Windows-based and mixed OS infrastructures
• Strong understanding of Windows Server (2016/2019/2022), Active Directory, Group Policy, SCCM, DFS, DNS, DHCP, and Kerberos
• Hands-on experience with server/desktop management and deployment (SCCM), including OS imaging and automation
• Familiarity with virtualization platforms (VMware ESXi, vCenter, Hyper-V, Citrix Xendesktop/App Layering)
• Knowledge of storage technologies (EMC Unity, NetApp FAS) and best practices
• Experience in managing collaboration platforms, including Google Workspace and Slack
• Hands-on experience with Linux, especially regarding interoperability with Windows (e.g., LDAP, NFS, file sharing, SALT)
• Comfortable with Linux command line for basic administration and troubleshooting
• Experience of managing Atlassian products including Confluence, Jira, and Status Page will be an advantage
• Understanding of networking fundamentals (TCP/IP, DNS, SSL) and the ability to use diagnostic tools (Wireshark, netmon)
• Proficiency in at least one scripting language, such as PowerShell or Python
• Excellent communication and problem-solving skills

Anticipated annual base salary range $90,000 - 170,000, plus eligible for discretionary bonus.

Tower’s headquarters are in FiDi, the heart of downtown Manhattan, at the historic Equitable Building. While we work hard, Tower’s cubicle-free workplace, jeans-clad workforce, and well-stocked kitchens reflect the value the firm places on quality of life. Benefits include:

• 401(k) with company matching
• 5 weeks of paid vacation per year plus 11 paid holidays
• Free breakfast, lunch, and snacks on a daily basis
• Reimbursement for health and wellness expenses
• Free events and workshops
• Donation matching program

Tower Research Capital is an equal opportunity employer.