Senior Lab Engineer - RHEL SME

Description

The Multi-Domain Solutions Division at Leidos currently has an opening for a RedHat Enterprise Linux Engineer to work in our Orlando, Florida office.

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 tasking 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 years of experience as a Subject Matter Expert

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

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 : September 24, 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 $89,700.00 - $162,150.00

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.