Description Leidos is looking for our next
TS/SCI-cleared DevOps Platform Engineer/Linux Systems Administrator to join a high-energy team deploying and maintaining common application-runtime capabilities in support of the DIA-NDOC (National Digital Exploitation OSINT Center) DOMEX Technology Platform (DTP). This role is part of a 10-year program supporting the DOMEX Data Discovery Platform (D3P) Modernization effort, where you'll contribute to mission-critical capabilities alongside a collaborative, innovative, and growth-oriented team.
While the majority of work is performed on-site at our customer location in Bethesda, MD, we offer a flexible schedule and occasional opportunities for remote work.
As a
Platform Engineer, you'll operate and maintain the organization's Kubernetes-based application platform and shared runtime services, including Elastic and Redis by performing platform configuration, monitoring, troubleshooting, security hardening, capacity management, version upgrades, and automation to provide reliable, secure, and scalable platform services. You'll also support the implementation of automation, continuous integration and delivery, and DevOps best practices across cross-functional engineer teams. In this fast-paced environment, you'll collaborate closely with systems engineering, architecture, development, security, operations, and integration teams.
You will work with a multidisciplinary group of developers, integrators, and system administrators to:
- Deploy, troubleshoot, monitor, and maintain the platform for a production big-data pipeline built on Kubernetes, Elasticsearch, and Kafka .
- Administer and maintain Linux-based applications, including installation, configuration, patching, upgrades, performance monitoring, troubleshooting, and system hardening.
- Integrate with the underlying physical and virtual infrastructure, ensuring system availability, reliability, security, and performance.
- Design and support scalable, redundant application infrastructure across physical and virtual environments.
- Contribute technical input to engineering documentation, diagrams, and models.
- Participate in Agile release planning, scrums, design sessions, bug triage, and related team activities.
To be successful in this role you need the following (required qualifications): You're enthusiastic, collaborative, and comfortable working with teammates across a range of technical backgrounds. You also meet the following qualifications:
- Bachelor's degree in Engineering, Computer Sciences, Systems Engineering, or related field (or equivalent experience) with 4+ years of relevant experience; 2+ years with a Master's
- Active TS/SCI clearance and ability to obtain/maintain a TS/SCI with CI Polygraph
- Possess at least one DoD 8140.03-M IAT Level II or higher certification, e.g., CySA+, Security+CE, etc.
- Ability to obtain Privileged User Account (PUA) certification per DoD 8140 policy
- Hands-on experience with Kubernetes administration and operations
- Helm or comparable Kubernetes package/configuration-management tools
- Troubleshooting pod failures, networking issues, image pulls, scheduling constraints, and application connectivity
- Experience with Linux command-line administration and troubleshooting, including processes, filesystems, networking, permissions, logs, certificates, and system resource analysis
- Experience supporting or administering at least one shared data or application platform service, such as Elastic, Redis, message queues, API gateways, or similar distributed services
- Familiarity with infrastructure and platform automation tools, such as Terraform, Ansible, Helm, Bash, Python, or equivalent
- Working knowledge of platform security practices
- Experience with monitoring and observability tools and practices
- Ability to create and maintain clear technical documentation
- Strong troubleshooting, analytical, and communication skills
You will wow us even more if you have some of these skills:- Knowledge of Agile methodologies
- Development experience (Bash, PowerShell, SALT, Python, Groovy, Java, etc.)
- Familiarity with:
- Kafka or other messaging systems
- GPU-based Kubernetes
- SALT for deployment automation
- Helm/Helmfile
- CI/CD tools such as Gitlab, Nexus, ArgoCD
Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 32,000 employees support vital missions for government and commercial customers. For more information, visit www.Leidos.com.
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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:October 16, 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 $87,100.00 - $157,450.00
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 LeidosLeidos 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 BenefitsPay 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 DataBeware 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-DiscriminationAll 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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