Linux Engineer with Security Clearance

R-00188503 Description Leidos is seeking a strong Linux engineer with experience with Debian that can bring automation skills that the team currently lacks (Ansible, scripting, AI integration for example) to help streamline/add efficiencies.  The selected candidate will be joining an existing team of skilled Linux engineers, but the chosen engineer will bring skills that can bind the engineering and automation together. Primary Responsibilities: * This office is responsible for building and operating a hybrid-cloud mission infrastructure and services, hosting dozens of Commercial off the shelf (COTS), Government off the shelf (GOTS), and custom applications, as well as a large data lake. * The system has on-premises components deployed at multiple data centers, as well as use of commercial cloud resources. * The Linux Engineer will be required to join an existing team with a diverse background and strong organizational skills to facilitate the accreditation and document systems deployments across the environment. * This team works in a 24 hour, 7 day a week environment and provide in-depth Tier 2 through Tier 4 level support and problem resolution for technology products and applications. * The Linux Engineer will lead and perform engineering efforts in the areas of Windows and Linux servers, workstations, storage, and virtualization; perform data center management tasks such as physical capacity management, hardware installation and commissioning, inventory, decommissioning and removal, and destruction; and coordinate engineering projects including performing technical risk assessment, de-conflict implementations, and resolve technical questions or conflicts. * The team gathers performance and utilization metrics from infrastructure components and proactively inform the customer when thresholds are me and maintain an accurate inventory to include, but not limited to, accountable property and electronic network encryption devices. * They also manage and deploy infrastructure components such as installing cables and circuits and labeling cables, build and maintain desktop workstations and provide troubleshooting assistance and patching as needed, and perform Tier-3 engineering and support for virtualization infrastructure, consisting of virtual servers, virtual desktops, and automation solutions. * Any candidates should be prepared to provide oversite and maintenance to Windows Group Policy, build and maintain Windows servers in an Amazon Web Service environment, and deploy and maintain configuration standards in accordance with Sponsor’s security posture. Basic Qualifications: * Must have an active TS/SCI with Poly to be considered.
* Must have a Bachelors Degree and at least 12 years of experience OR a Masters and at least 10 years of experience or at least 16 years of experience in lieu of degree.
* Debian Linux experience * Demonstrated experience performing configuration and management of VMware vCenter and VMware NSX-T
* Experience with coordinating engineering projects including performing technical risk assessment, de-conflict implementations, and resolve technical questions or conflicts.
* Demonstrated experience operating and maintaining Active Directory, Domain Naming System (DNS), Distributed File System (DFS), and Dynamic Host Configuration Protocol (DHCP)
* Demonstrated experience maintaining Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGS) in accordance with security posture
* Demonstrated experience supporting and operations and maintenance of infrastructure environments
* Demonstrated experience working with Splunk, Check_MK, McAfee EPO, and BitLocker
* Demonstrated experience managing requirements using ServiceNow application. Preferred Qualifications: * Experience with Rocky
* Demonstrated experience creating and presenting system documentation briefings to review and approval boards
* Demonstrated hands on experience with the Sponsor’s property destruction process.
* Demonstrated experience working with Center for Internet Security Benchmarks.
* Demonstrated experience working with VMWare Horizon VDI.
* Demonstrated experience managing Sponsors accountable and network encryption devices property. Certification Requirements: * Microsoft Certified Systems Engineer (MCSE)
* Microsoft Certified Professional (MCP)
* A+ Certified Service Engineer 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 31, 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 $131,300.00 - $237,350.00 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 . 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.