UNIX/LINUX System Engineer - Senior
Leidos, Virginia, MN, United States
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 Red Hat Linux‑based systems across virtualized, data‑center, cloud‑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 continuous 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 Red Hat Linux environments.
Perform system configuration, account administration, OS maintenance, and lifecycle support for physical and virtual servers.
Ensure platform availability and operational readiness across enterprise infrastructure environments.
Work primarily in virtualized environments supporting SEC mission operations.
Engineering and Platform Delivery
Lead administration, design, and implementation of Red Hat Linux server‑based solutions aligned to SEC standards.
Provide technical leadership to the UNIX/Linux Server team and oversee operational priorities.
Build and maintain server solutions in virtualized environments and support integration with enterprise services.
Support onboarding and operationalization of new UNIX/Linux capabilities, including documentation and SOP/runbook updates.
Incident Management and Troubleshooting
Own incident management activities related to UNIX/Linux infrastructure, including triage, escalation, and resolution.
Perform advanced troubleshooting of complex 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 enterprise operations stakeholders to restore service quickly and minimize mission impact.
Team Leadership, Security, and Compliance
Provide leadership to the UNIX/Linux server team, coordinating technical execution and service delivery.
Oversee operational activities to maintain stable 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. citizens 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 a degree, additional years of experience are 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 Red Hat 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 Red Hat 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 complex UNIX/Linux system issues.
Operations in primarily virtualized environments.
PREFERRED QUALIFICATIONS
Red Hat Certified Engineer (RHCE) or higher Red Hat specialization.
Experience supporting high‑performance or analytics‑focused UNIX/Linux environments.
Experience with OpenShift/Kubernetes platforms and Linux workload modernization.
Experience supporting hybrid cloud server environments in AWS and/or Azure.
ITIL 4 Foundation (or equivalent) with demonstrated SLA/operations reporting experience.
Red Hat Certified Specialist in Ansible Automation.
VMware Certified Professional (VCP).
Pay Range
$107,900.00 - $195,050.00
Pay and Benefits
Employment benefits include competitive compensation, health and wellness programs, income protection, paid leave, and retirement. More details are available at Leidos.com/careers/pay-benefits.
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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PRIMARY RESPONSIBILITIES
UNIX/LINUX Infrastructure Operations
Manage day‑to‑day administration of the UNIX/Linux server infrastructure, with primary focus on Red Hat Linux environments.
Perform system configuration, account administration, OS maintenance, and lifecycle support for physical and virtual servers.
Ensure platform availability and operational readiness across enterprise infrastructure environments.
Work primarily in virtualized environments supporting SEC mission operations.
Engineering and Platform Delivery
Lead administration, design, and implementation of Red Hat Linux server‑based solutions aligned to SEC standards.
Provide technical leadership to the UNIX/Linux Server team and oversee operational priorities.
Build and maintain server solutions in virtualized environments and support integration with enterprise services.
Support onboarding and operationalization of new UNIX/Linux capabilities, including documentation and SOP/runbook updates.
Incident Management and Troubleshooting
Own incident management activities related to UNIX/Linux infrastructure, including triage, escalation, and resolution.
Perform advanced troubleshooting of complex 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 enterprise operations stakeholders to restore service quickly and minimize mission impact.
Team Leadership, Security, and Compliance
Provide leadership to the UNIX/Linux server team, coordinating technical execution and service delivery.
Oversee operational activities to maintain stable 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. citizens 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 a degree, additional years of experience are 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 Red Hat 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 Red Hat 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 complex UNIX/Linux system issues.
Operations in primarily virtualized environments.
PREFERRED QUALIFICATIONS
Red Hat Certified Engineer (RHCE) or higher Red Hat specialization.
Experience supporting high‑performance or analytics‑focused UNIX/Linux environments.
Experience with OpenShift/Kubernetes platforms and Linux workload modernization.
Experience supporting hybrid cloud server environments in AWS and/or Azure.
ITIL 4 Foundation (or equivalent) with demonstrated SLA/operations reporting experience.
Red Hat Certified Specialist in Ansible Automation.
VMware Certified Professional (VCP).
Pay Range
$107,900.00 - $195,050.00
Pay and Benefits
Employment benefits include competitive compensation, health and wellness programs, income protection, paid leave, and retirement. More details are available at Leidos.com/careers/pay-benefits.
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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