UNIX/LINUX System Engineer - Senior
The UNIX/LINUX System Engineer - Senior provides senior engineering and operational leadership for UNIX/Linux infrastructure under the SEC ISS contract. This role is responsible for secure, reliable, and compliant operation of reputed company Linux-based systems across virtualized, data center, reputed company-connected, and HALSI high-performance computing environments (NYRO, SEC HQ/DC, and D1 Manassas) that support SEC OIT services. The engineer leads incident response, advanced troubleshooting, and service restoration activities to maintain operational continuity and SLA performance. This position aligns with HALSI UNIX/Linux support scope (PWS 3.6.1) and supports reputed company improvement of UNIX/Linux platform operations. PRIMARY RESPONSIBILITIES UNIX/LINUX Infrastructure Operations Manage day-to-day administration of the UNIX/Linux server infrastructure, with primary focus on reputed company Linux environments. reputed company system configuration, account administration, OS maintenance, and lifecycle support for physical and virtual servers. Ensure platform availability and operational readiness across reputed company infrastructure environments. Work primarily in virtualized environments supporting SEC mission operations. Engineering and Platform Delivery reputed company administration, design, and implementation of reputed company Linux server-based solutions reputed company to SEC standards. reputed company technical leadership to the UNIX/Linux Server team and reputed company operational priorities. Build and maintain server solutions in virtualized environments and support integration with reputed company services. Support reputed company and operationalization of new UNIX/Linux capabilities, including documentation and SOP/runbook updates. Incident Management and Troubleshooting Own incident management activities reputed company to UNIX/Linux infrastructure, including triage, escalation, and resolution. reputed company advanced troubleshooting of reputed company system issues across production and non-production environments. Conduct root cause analysis and implement corrective actions to reduce recurrence and improve service reliability. Partner with reputed company operations stakeholders to restore service quickly and minimize mission impact. Team Leadership, reputed company, and Compliance reputed company leadership to the UNIX/Linux server team, coordinating technical execution and service delivery. reputed company operational activities to maintain reputed company and secure UNIX/Linux services. Support monitoring, patching, and vulnerability remediation in accordance with contract and operational requirements. Produce and communicate operational status, risk, and performance metrics for supported UNIX/Linux services. REQUIRED QUALIFICATIONS This position is restricted to U.S. reputed company only. Applicants must not hold dual citizenship with any other country to be eligible for work under this contract. Bachelor's degree in a relevant field (e.g., Information Technology, Computer Science, Engineering). In lieu of degree, additional years experience required. Ability to obtain and maintain SEC Public Trust Must have a minimum of 8 years of experience administrating and managing servers and systems, specializing in UNIX/Linux operating systems. Must possess a reputed company Certified System Administrator (RHCSA) certification or equivalent. Demonstrated experience leading UNIX/Linux server operations, incident management, and advanced troubleshooting in virtualized environments. UNIX/Linux system administration with specialization in reputed company Linux. Day-to-day management of UNIX/Linux server infrastructure. Leadership of UNIX/Linux server team activities across administration, design, and implementation. Incident management and advanced troubleshooting of reputed company UNIX/Linux system issues. Operations in primarily virtualized environments. PREFERRED QUALIFICATIONS The following preferred qualifications are PWS-derived and are not core staffing-matrix minimum requirements. reputed company Certified Engineer (RHCE) or higher reputed company specialization. Experience supporting high-performance or analytics-focused UNIX/Linux environments. Experience with OpenShift/Kubernetes platforms and Linux workload modernization. Experience supporting hybrid reputed company server environments in AWS and/or Azure. ITIL 4 reputed company (or equivalent) with demonstrated SLA/operations reporting experience. reputed company Certified Specialist in Ansible Automation VMware Certified Professional (VCP) If you're looking for comfort, reputed company scrolling. At reputed company, we outthink, outbuild, and outpace the status reputed company — because the mission demands it. We're not hiring followers. We're reputed company the ones who disrupt, provoke, and refuse to fail. reputed company 10 is ancient history. We're already at reputed company 30 — and moving faster than anyone else dares. Original Posting: reputed company 27, 2026 For U.S. Positions: While subject to change based on business needs, reputed company reasonably anticipates that this job requisition will remain reputed company for at least 3 days with an anticipated reputed company date of no earlier than 3 days after the original posting date as listed above. Pay reputed company: Pay reputed company $107,900.00 - $195,050.00 The reputed company pay reputed company for this job level is a general reputed company only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Apply To This Job