Top 72 Systems administrator Jobs in Fairborn Oh

Linux and Windows Systems Administrator
Leidos —Beavercreek, OH
- $69,550 - $125,725 a year
- Full-time
- Mid-level
- Office
- Analysis skills
Systems Administrator
Leidos —Beavercreek, OH
- $59,150 - $106,925 a year
- Full-time
- Computer Science
- System design
- Laboratory experience
12d
IT Specialist
Leidos —Beavercreek, OH
- $92,300 - $166,850 a year
- Full-time
- 6 years
- Customer service
- Master's degree
Systems Administrator I
Ohio's Hospice —Dayton, OH
- Weekends as needed
- Hybrid work
- Computer Science
- HIPAA
- Mid-level
- Mileage reimbursement
- Disability insurance
Quick Apply
Systems Network Administrator
Modern Technology Solutions, Inc. —Wright-Patterson AFB, OH
- 7 years
- Computer Science
- Customer service
- Disability insurance
- Health insurance
7d
Senior Cloud System Administrator
5C Data Centers USA, Inc. —Springfield, OH
- $85,000 - $120,000 a year
- Full-time
- Remote
- Computer science
- Computer Science
- 5 years
- Dental insurance
- 401(k)
Quick Apply
IT Systems Administrator (On-Site Position)
Danis Construction —Miamisburg, OH
- Full-time
- Office
- Bachelor's degree
- Continuous improvement
- Profit sharing
- Disability insurance
IT Site Administrator - Ohio
Joby Aviation —Dayton, OH
- $23 - $33 an hour
- Full-time
- Mid-level
- Office
- Travel
- Employee stock purchase plan
- Disability insurance
Systems Administrator/Principal Systems Administrator (AHT)
Northrop Grumman —Wright-Patterson AFB, OH
- $75,800 - $141,200 a year
- Overtime
- Mid-level
- Windows
- Master's degree
- Paid holidays
- Disability insurance
4d
Cybersecurity Systems Administrator
KBR —Wright-Patterson AFB, OH
- Full-time
- Computer Science
- Bachelor's degree
- Travel
Windchill Systems Administrator
SABEL SYSTEMS TECHNOLOGY SOLUTIONS LLC —Dayton, OH
- Full-time
- Remote
- CAD
- Mid-level
- 3 years
- Health savings account
- Paid holidays
Systems Administrator (AHT)
Northrop Grumman —Wright-Patterson AFB, OH
- $63,000 - $113,800 a year
- Overtime
- Mid-level
- Windows
- High school diploma or GED
- Paid holidays
- Disability insurance
IT Administrator
Benjamin Steel Company —Springfield, OH
- $60,000 - $70,000 a year
- Full-time
- Computer Science
- Up to 50% travel
- Research
- Health insurance
- Dental insurance
Quick Apply
1d
VMware/Windows Administrator
Peerless Technologies —Dayton, OH
- Full-time
- Computer science
- Organizational skills
- In-person
Quick Apply
IT System Administrator/
Quick Services LLC —Wright-Patterson AFB, OH
- Part-time
- 5 years
- Senior level
- Paid jury duty
- Paid holidays
Systems Administrator
Modern Technology Solutions, Inc —Wright-Patterson AFB, OH
- Mid-level
- 3 years
- Master's degree
- Disability insurance
- Health insurance
IT Systems Administrator
F.tech R&D North America, Inc. —Troy, OH
- $54,000 - $65,000 a year
- Background check
- Computer Science
- Mid-level
- AD&D insurance
- Paid holidays
Quick Apply
Linux Administrator
CompTech Computer Technologies —Dayton, OH
- $105,000 - $115,000 a year
- Remote
- Computer Science
- Mid-level
- Analysis skills
- 401(k)
- Paid time off
Quick Apply
Linux or Unix System Administrator
Peerless Technologies —Dayton, OH
- Full-time
- In-person
- Senior level
- Communication skills
Quick Apply
IT Client System Analyst
University of Dayton —Dayton, OH
- Full-time
- Customer service
- 5 years
- Mid-level
- Paid holidays
- Health insurance

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Linux and Windows Systems Administrator

Leidos -
Beavercreek, OH

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Job Details

Full-time
$69,550 - $125,725 a year

Qualifications

NIST SP 800-53
Linux support
Software deployment
Configuration management
Operating system updates
Software installation
Bash
Automating deployment processes
System maintenance
VLAN
Patch management
L2 switch
Vulnerability management
Windows support
Server management automation
CompTIA Security+
PowerShell
Operating system installation

Full Job Description

Description

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 2 incident 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 800-53 security 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 networking issues to maintain system availability, reliability, and performance.

Basic Qualifications

Current Active DoD Secret security 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 Server and Linux systems in secure or air-gapped environments.
Experience implementing DISA STIGs, SCAP, NIST 800-53 security 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 PowerShell and 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 STIG remediation, SCAP compliance 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, 2026

For 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.

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline 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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

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.

Apply Now

Refine Your Search

systems administrator jobs in fairborn oh

Linux and Windows Systems Administrator

Systems Administrator

IT Specialist

Systems Administrator I

Systems Network Administrator

Senior Cloud System Administrator

IT Systems Administrator (On-Site Position)

IT Site Administrator - Ohio

Systems Administrator/Principal Systems Administrator (AHT)

Cybersecurity Systems Administrator

Windchill Systems Administrator

Systems Administrator (AHT)

IT Administrator

VMware/Windows Administrator

IT System Administrator/

Systems Administrator

IT Systems Administrator

Linux Administrator

Linux or Unix System Administrator

IT Client System Analyst

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