Cyber Infrastructure Support

Description

Leidos Corporate Information Security team, within the Digital Modernization sector, currently has an opening for a Systems Administrator in our Omaha NE office. This position is an exciting opportunity to use your experience providing advanced computing solutions in a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus on security and high performance computing. If you want to work in a diverse environment that allows you to get into every aspect of supporting complex computing systems this is a great opportunity!

Clearance Requirement : You must currently hold an active Secret clearance with eligibility to be cleared for Top Secret and Special Access Programs.

Primary Responsibilities

Configuration, setup and maintenance of numerous air-gapped Information Systems (IS) and networks

Verify and maintain security configuration of the multiple Information Systems

Manage daily break / fix scenarios, updates, backups, monitoring and user management

Secure and maintain all components IAW established Security Technical Implementation Guides (STIG) and customer directives

Patch and anti-virus definition management

Hardware troubleshooting (COTS PC, printer, networks, and encryption hardware)

Monitor customer request and tasking to ensure requirements are addressed in a timely manner according to priority

Strong desire to adhere to best practices and provide the highest quality of service and support.

Basic Qualifications

Bachelors' degree and 2 - 4 years of experience, Associate degree and 4-6 years or High School diploma and 6 or more years of experience may be considered in lieu of degree.

Current DoD 8140 / 8570 compliant IA certification for IAT II (Security+ce or higher)

Must hold current Secret clearance with eligibility to obtain Top Secret and Special Access Programs clearance.

Hands-on experience in Linux Server and workstation environments.

Working knowledge of Windows operating systems.

Demonstrated understanding of computer network concepts (network hardware, cable management, IP address management)

Experience in the design, implementation, and sustainment of Virtualized Machine (VM) architecture

Experience with system configuration and apply security controls under Risk Management Framework

Excellent customer service skills and clear communications both written and oral

Comfortable working in an environment without immediate supervision

Preferred Qualifications

Experience with container management to include Kubernetes, Podman, and Docker

Experience working with cloud systems (Azure, AWS)

Experience in Widows Server (to include Active Directory) and Window 10 workstation environments

Understanding of Special Access Program (SAP) Information Systems (IS) requirements

Experience with IS implementation as defined in the Joint Special Access Program Implementation Guide (JSIG)

Understanding of DevOps best practices and system development lifecycle automation

Experience in Kubernetes and other DevOps container management methodologies and automation

Current experience supporting Special Access Program (SAP) Information Systems (IS)

Detailed experience with the Risk Management Framework

Experience with NIST 800-53

Documented Computing Environment (CE) training

Experience in ACAS or Nessus vulnerability scanning

Knowledgeable in audit log reduction tools (Graylog or Splunk)

Advanced DoDI 8570 certification

Shell Scripting

Windows or Linux Certifications

In-depth Hardware Experience

We're not looking for perfectly polished resumes or perfect fits. We're looking for people who break limits, ask hard questions, and don't wait to be told what's next. At Leidos, we're not following the roadmap - we're redrawing it.

Original Posting : November 7, 2025

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 $67,600.00 - $122,200.00

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.

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 LeidosCareersFraud@leidos.com .

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.