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# Senior Systems Engineer

- **Company:** SWIFT
- **Location:** Manassas, VA, United States
- **Experience:** Expert
- **Salary:** $101,303.0 - $188,135.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Agile Methodology, Systems Engineering, Linux, File Systems, Domain Name System (DNS), Internet Small Computer System Interface (ISCSI), Python (Programming Language), Networking Basics, Routing, NT File System (NTFS), Performance Tuning, Red Hat Enterprise Linux, Release Management, Ansible, Shell Script, TCP/IP, Virtualization Technology, VMware VSphere, Data Logging, Git, Information Technology, Data Management
- **Published:** July 29, 2026
- **Apply:** https://swift.wd3.myworkdayjobs.com/Join-Swift/job/Manassas-United-States/Senior-Systems-Engineer_2026-15959

## About the Role

* Bachelor's degree in information technology, Computer Science or Engineering
 * Demonstrated expertise administering and supporting enterprise Linux environments (Red Hat Enterprise Linux)
 * Microsoft or Red Hat professional certifications are a plus (e.g., MSCA/MSCE, RHCSA/RHCE)
 * 7-10 years of experience supporting and engineering large-scale Linux platforms, primarily Red Hat Enterprise Linux, across virtualized environments
 * Strong background in production operations, including incident response, problem management, and change execution
 * Experience working in high-availability, mission-critical environments with formal operational and change management disciplines
 * Exposure to automation and scripting in support of operational efficiency (not necessarily as a primary automation developer)

Technical Skills

Linux Systems Expertise

 * Strong hands-on experience with Red Hat Enterprise Linux administration
 * OS installation, configuration, hardening, and lifecycle management
 * Troubleshooting complex OS and performance issues (CPU, memory, disk, I/O)
 * System logging, diagnostics, and root-cause analysis

Windows (Secondary)

 * Working knowledge of Windows VM administration
 * Ability to troubleshoot cross-platform issues in mixed environments

Infrastructure & Platform

 * Understanding of enterprise storage concepts and protocols (NFS, SMB, iSCSI)
 * Filesystem management and tuning (XFS, ext4, NTFS)
 * Experience with backup, restore, and recovery processes
 * Familiarity with virtualization platforms (VMware vSphere preferred)

Automation & Tooling (Support-Focused)

 * Working knowledge of Ansible, Python, or shell scripting to support operational tasks
 * Ability to read, use, and extend existing automation and playbooks
 * Familiarity with Git and configuration-as-code concepts

Networking Fundamentals

 * Solid understanding of TCP/IP, DNS, routing, and service connectivity
 * Ability to troubleshoot network-related impacts on system behavior

Operational Practices

 * Understanding of ITIL-aligned incident, problem, and change management.
 * Experience operating within formal production controls.

Professional Skills

 * Strong sense of ownership and accountability for platform stability
 * Calm, methodical approach to troubleshooting under pressure
 * Clear and effective communicator, especially during incidents
 * Comfortable working in an Agile, squad-based model
 * High adaptability in a changing technical and organizational environment
 * Willingness to support occasional weekend work and on-call duties

## Description

As a Senior Linux Systems Support Engineer in the Windows and RHEL Services Squad, you will:

 * Serve as a senior technical owner for Linux platforms in production and pre-production environments
 * Provide L2 operational support for Linux systems, including incident triage, root-cause analysis, and permanent remediation
 * Lead and participate in complex troubleshooting of OS, performance, and platform-level issues
 * Execute and support patching, upgrades, and lifecycle activities in accordance with change and release management standards
 * Collaborate with Product Owners, application teams, and other infrastructure squads to ensure stable, reliable platform services
 * Identify recurring operational issues and drive continuous improvement through better tooling, documentation, and processes
 * Contribute to monitoring, alerting, and observability improvements to reduce reactive firefighting
 * Mentor and guide junior engineers, promoting strong operational practices and troubleshooting discipline
 * Document systems, procedures, and operational runbooks; communicate clearly with both technical and non-technical stakeholders
 * Participate in on-call rotations and provide senior-level support during incidents when required


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