$69K - $125K/yr
... with engineering, cybersecurity, and stakeholders to resolve complex problems. * Execute system ... Research, analyze, and resolve Windows, Linux, and networking issues to maintain system ...
$69K - $125K/yr
... with engineering, cybersecurity, and stakeholders to resolve complex problems. * Execute system ... Research, analyze, and resolve Windows, Linux, and networking issues to maintain system ...
Fairborn, OH · On-site
$120 - $190/hr
Yes Position Overview Sumaria Systems is seeking an experienced Senior Systems Engineer to support advanced MQ-9 weapons system engineering efforts at Wright-Patterson AFB. The selected candidate ...
Fairborn, OH · On-site
$120 - $190/hr
Yes Position Overview Sumaria Systems is seeking an experienced Senior Systems Engineer to support advanced MQ-9 weapons system engineering efforts at Wright-Patterson AFB. The selected candidate ...
Dayton, OH · On-site
$126K - $162K/yr
As a Senior DevOps Engineer, you will establish and maintain CI/CD infrastructure for real-time ... with Linux system administration and embedded Linux environments • Experience with CI/CD ...
Dayton, OH · On-site
$126K - $162K/yr
As a Senior DevOps Engineer, you will establish and maintain CI/CD infrastructure for real-time ... with Linux system administration and embedded Linux environments • Experience with CI/CD ...
Dayton, OH · On-site
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
Dayton, OH · On-site
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
Company Description USM Business Systems Inc. is a quickly developing worldwide System Integrator ... Engineering, Business Intelligence, Data Management, SOA, BPM, Data Warehousing, SharePoint ...
Company Description USM Business Systems Inc. is a quickly developing worldwide System Integrator ... Engineering, Business Intelligence, Data Management, SOA, BPM, Data Warehousing, SharePoint ...
Liberty Township, OH · Hybrid
Senior Systems Engineer As a Senior Systems Engineer, you'll take the lead in shaping complex systems from initial concept through integration and fielded capability. You will define system ...
Liberty Township, OH · Hybrid
Senior Systems Engineer As a Senior Systems Engineer, you'll take the lead in shaping complex systems from initial concept through integration and fielded capability. You will define system ...
West Chester, OH · On-site
Senior Systems Engineer As a Senior Systems Engineer, you'll take the lead in shaping complex systems from initial concept through integration and fielded capability. You will define system ...
West Chester, OH · On-site
Senior Systems Engineer As a Senior Systems Engineer, you'll take the lead in shaping complex systems from initial concept through integration and fielded capability. You will define system ...
$133K - $183K/yr
We are seeking an experienced Senior DevSecOps Engineer to thrive in Agile DevOps environments ... Proficiency in Linux system administration and Kubernetes management (using tools like Helm or ...
$133K - $183K/yr
We are seeking an experienced Senior DevSecOps Engineer to thrive in Agile DevOps environments ... Proficiency in Linux system administration and Kubernetes management (using tools like Helm or ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
$133K - $183K/yr
We are seeking an experienced Senior DevSecOps Engineer to thrive in Agile DevOps environments ... Proficiency in Linux system administration and Kubernetes management (using tools like Helm or ...
$133K - $183K/yr
We are seeking an experienced Senior DevSecOps Engineer to thrive in Agile DevOps environments ... Proficiency in Linux system administration and Kubernetes management (using tools like Helm or ...
$70.18 - $93.58/hr
# Senior System Engineer (all genders) - Application Management in München**Gestalte die ... Du hast mehrjährige Erfahrung in der Betreuung und Weiterentwicklung von Anwendungen auf Linux ...
New
$70.18 - $93.58/hr
# Senior System Engineer (all genders) - Application Management in München**Gestalte die ... Du hast mehrjährige Erfahrung in der Betreuung und Weiterentwicklung von Anwendungen auf Linux ...
New
Cleveland, OH · On-site
$110K/yr
All Points is seeking a Systems Engineer to support IT infrastructure and systems engineering ... Provide Tier 2 and Tier 3 support for Linux and/or Windows operating systems. Troubleshoot hardware ...
Cleveland, OH · On-site
$110K/yr
All Points is seeking a Systems Engineer to support IT infrastructure and systems engineering ... Provide Tier 2 and Tier 3 support for Linux and/or Windows operating systems. Troubleshoot hardware ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
... engineers. This role spans the full infrastructure stack-virtualization, identity, storage ... Experience with Linux systems administration in an enterprise or research environment. * Experience ...
$104 - $150/hr
As a Senior System Engineer, you will help build and operate the core networking layer of a large-scale cloud infrastructure platform. You will work on the Virtual Private Cloud environment that ...
New
$104 - $150/hr
As a Senior System Engineer, you will help build and operate the core networking layer of a large-scale cloud infrastructure platform. You will work on the Virtual Private Cloud environment that ...
New
$97.07 - $125.63/hr
... System Engineer oder Senior-Systemadministrator* Ausgeprägte Fachkenntnisse in den Bereichen on-prem Infrastrukturautomatisierung für bspw. Linux, VMWare, Citrix, Netapp, Windows oder AD*
New
$97.07 - $125.63/hr
... System Engineer oder Senior-Systemadministrator* Ausgeprägte Fachkenntnisse in den Bereichen on-prem Infrastrukturautomatisierung für bspw. Linux, VMWare, Citrix, Netapp, Windows oder AD*
New
$70.85 - $94.46/hr
M365 Senior System-Engineer (M/W/D) M365 Senior System-Engineer Deggendorf * Standort: Deggendorf * Befristung: ab sofort * Vergütung: Vollzeit Als IT-Systemadministrator hilfst Du uns dabei, dass ...
New
$70.85 - $94.46/hr
M365 Senior System-Engineer (M/W/D) M365 Senior System-Engineer Deggendorf * Standort: Deggendorf * Befristung: ab sofort * Vergütung: Vollzeit Als IT-Systemadministrator hilfst Du uns dabei, dass ...
New
Dayton, OH · On-site
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
Dayton, OH · On-site
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
$74.23 - $102.79/hr
... System Engineer oder Senior-Systemadministrator* Ausgeprägte Fachkenntnisse in den Bereichen on-prem Infrastrukturautomatisierung für bspw. Linux, VMWare, Citrix, Netapp, Windows oder AD*
New
$74.23 - $102.79/hr
... System Engineer oder Senior-Systemadministrator* Ausgeprägte Fachkenntnisse in den Bereichen on-prem Infrastrukturautomatisierung für bspw. Linux, VMWare, Citrix, Netapp, Windows oder AD*
New
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
Quick apply
$134K - $184K/yr
As a Senior DevOps Engineer you will establish and maintain a continuous integration / continuous ... Strong proficiency with Linux system administration and embedded Linux environments * Experience ...
| Aspect | Senior Linux System Engineer | Linux System Administrator |
|---|---|---|
| Certifications | Linux Professional Institute Certification (LPIC), RHCE | LPIC, RHCE often preferred |
| Work Environment | Designing, implementing, and optimizing Linux infrastructure | Maintaining and supporting existing Linux systems |
| Responsibilities | Advanced troubleshooting, system architecture, scripting | System setup, user management, routine maintenance |
The Senior Linux System Engineer typically focuses on designing and optimizing Linux environments, requiring advanced skills and certifications. In contrast, the Linux System Administrator handles daily maintenance and support tasks. Both roles often require similar certifications and work in similar environments, but their responsibilities differ in scope and complexity.
The most popular types of Linux System Engineer jobs in Ohio are:
For Senior Linux System Engineer jobs in Ohio, the most frequently searched job titles are:
The top searched job categories for Senior Linux System Engineer jobs in Ohio are:
Cities in Ohio with the most Senior Linux System Engineer job openings:
For Senior Linux System Engineer jobs in OH, the most frequently searched job titles are:
$69K - $125K/yr
Full-time
Re-posted 18 days ago
8.3
Based on 152 frontline employees who took The Breakroom Quiz
78th of 494 rated business services
Leidos Corporate Information Security Office (CISO), reporting through the Digital sector, is seeking a Linux and Windows System Administrator to support and maintain complex classified environments. The selected candidate will be responsible for administering, securing, troubleshooting, and maintaining Windows and Linux systems across physical and virtual infrastructures. This role supports mission-critical operations by ensuring system availability, compliance with security requirements, and reliable day-to-day operations within a secure enterprise environment.
Location: All work will be performed onsite in our Beavercreek, OH office.
Clearance: You must currently carry an active DoD Secret clearance to qualify for consideration.
Primary Responsibilities
Administer and maintain Windows Workstations, Windows Server, and Linux systems(RHEL, Rocky Linux, Ubuntu) across physical, virtual, and air-gapped environments.
Perform Tier 2incident resolution, troubleshoot technical issues, conduct root-cause analysis, and collaborate with engineering, cybersecurity, and stakeholders to resolve complex problems.
Execute system patching, vulnerability remediation, configuration management, and compliance activities.
Implement and maintain monitoring, logging, backup and recovery solutions, and operational documentation/runbooks.
Support account and access administration in accordance with least-privilege principles and organizational security policies.
Automate repetitive administrative tasks using PowerShell, Bash, Ansible, or similar automation tools.
Deploy and maintain operating system images using PXE/network boot, Kickstart, disk imaging, answer files, and automated installation methods.
Perform system hardening and security compliance using DISA STIGs, SCAP, and NIST 800-53security controls.
Administer and troubleshoot Active Directory, DNS, DHCP, file servers, virtualization platforms, and Layer 2 network switching, including VLAN configuration, TCP/IP connectivity, and switch port administration in an air-gapped environment.
Support dual-boot bare-metal systems and virtualized environments.
Participate in after-hours support and on-call rotations as required.
Research, analyze, and resolve Windows, Linux, and networkingissues to maintain system availability, reliability, and performance.
Basic Qualifications
Current Active DoD Secretsecurity clearance.
Current CompTIA Security+certification.
Bachelor's degree in a technical field with 2-4 years of relevant experience. Additional years of experience may be considered in lieu of a degree.
Experience administering Windows Serverand Linuxsystems in secure or air-gapped environments.
Experience implementing DISA STIGs, SCAP, NIST 800-53security controls, and system hardening practices.
Experience administering:
Active Directory
DNS
DHCP
File Servers
Experience building, integrating, maintaining, troubleshooting, and remediating Windows and Linux systems.
Experience deploying operating systems using PXE, Kickstart, ISO/disk imaging, and automated installation methods.
Experience configuring and troubleshooting Layer 2 switching, VLANs, TCP/IP, and network connectivity.
Experience managing Windows and Linux updates, patching, and vulnerability remediation.
Ability to develop automation scripts using PowerShelland Bash.
Familiarity with Linux software repository management.
Ability to work independently and collaboratively with minimal supervision.
Strong analytical, communication, and problem-solving skills.
Preferred Qualifications
Red Hat Certified System Administrator (RHCSA)certification.
Experience administering VMware, Hyper-V, or other virtualized environments.
Experience with automation and configuration management tools, including Ansible.
Experience supporting secure or classified DoD environments.
Knowledge of backup, recovery, logging, and monitoring solutions.
Experience performing DISA STIGremediation, SCAPcompliance validation, and vulnerability scanning using Tenable Nessus.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:July 2, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline onlyand 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.
Sourced by ZipRecruiter
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.
It services
10,000+ Employees
Reston, VA, US
