Description

The Multi-Domain Solutions Division at Leidos currently has an opening for a RedHat Enterprise Linux Engineer.

Primary Responsibilities

• The Test team within the Digital Infrastructure Network Integration Lab (DI-NIL) will be responsible for maintaining the DI-NIL architecture and services. There are levels of support needed throughout to include RHEL  layout and configuration to include structure and compliance configurations, integration with Active Directory for authentication, as well as day-to-day management and review of the architecture.

• The DI-NIL support effort will also include working with customers to ensure the needed environment is configured properly and access has been configured to allow a least privilege concept during stakeholder activities within the environment.

• Full documentation of builds and configurations utilized within the environment are mandatory as well as process flow documentation to ensure all required tasks are documented and repeatable.

High level taskings for this team will include the following:

• Build and configure the RHEL architecture to support access and authentication within the DI-NIL environment

• Configure Windows based authentication to work with RedHat Linux and other systems within the environment for utilizing AD for authentication

• Manage day-to-day operations of the RHEL architecture as well as review logs for potential issues

• Report and record all issues within the approved ticketing system to allow for bug/defect management and correction

• Work with stakeholders to understand access and authentication requirements for test environments being built within the DI-NIL space

• Work with other team members to ensure all IA compliance actions are completed on time and are reported correctly

• Interface with vendors and facilitate integration into a larger system-of-systems model

• Identify test methodology to verify and validate systems efficiently to include regression testing, pass/fail, and deficiency remediation

• Facilitate working groups and information exchange in support of program objectives

• Support the development and maintenance of system integration plans and system test plans

• Build and support a culture grounded in the Leidos values, beliefs and expectations and highest standards of ethical and respectful behavior

Basic Qualifications

• Must possess a minimum of a Secret clearance with the ability to obtain a TS/SCI clearance

• Bachelor’s degree and 8+ years of prior relevant experience or master’s degree with 6+ years of prior relevant experience or demonstratable experience as a Subject Matter Expert. Additional years of experience may be considered in lieu of degree.

• Demonstrable knowledge of Unix system concepts and applying these concepts to Department of Defense programs

• Demonstrable experience in design review participation and providing customer centric input

• Strong written and verbal communication skills to collaborate with customer representatives, domain experts, and other systems engineers in the development of complex DoD systems.

• Demonstrated ability to participate in cross-functional planning, coordination, and task execution situations involving the full spectrum of system integration activities.

• Ability to work well with people from many different disciplines with varying degrees of technical experience

• Demonstrated experience with Agile program execution and using agile tools (e.g. Jira and Confluence)

• Mid-level network understanding

• Mid-level understanding of government systems security testing (ACAS/Nessus) and remediation – ability to discuss security issues and concerns

• Demonstrated ability to brief technical and non-technical customers

• Ability to achieve a high degree of customer satisfaction and maintain Leidos positive brand recognition

Preferred Qualifications

• Prior experience working on ABMS or JADC2 initiatives

• Minimum of 4 years of government, system’s security testing (ACAS/Nessus) and remediation with the ability to discuss security issues and concerns

• Prior experience designing and deploying networks

• Prior experience with SAFe Agile implementation

• Prior experience support Department of the Air Force programs

• Previous experience working on complex multi-domain systems

• Experience with design and validation of Cloud and Edge Computing and Network

• Demonstrable knowledge in test automation and test result analysis

• Demonstrable experience in network topologies to validate functionality, performance, stability and scalability of features and products.

• Proven expertise in creating test methodologies and writing test specifications

• Experience in Integration, test, verification, and validation

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting:

December 31, 2025

Pay Range:

Pay Range $92,300.00 - $166,850.00

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 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.

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