NoSql Database Engineer

Leidos is looking for our next TS/SCI-cleared Nosql Database Engineer to join a high-energy team building and deploying a cutting-edge technology stack to support our client's mission to centralize and standardize Tasking, Collection, Processing, Exploitation and Dissemination (TCPED) of Open Source Intelligence (OSINT) across the DoD and IC enterprise. We integrate off the shelf and newly development software to sustain and enhance the TCPED platform. We leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. DTP advances the state of the art in mission-focused big data analytics tools and micro-service development spanning the breadth of Agile sprints to multiyear research and development cycles.

As an Nosql Database Engineer, you'll be a member of our platform engineering team and help develop, deploy and maintain nosql databases as foundational elements of our microservice eco-system using a Kubernetes as foundational platform. You'll also support the adoption of GitOps best practices across cross-functional engineering teams. In this fast-paced environment, you'll collaborate closely with systems engineering, architecture, development, security, operations, and integrations teams.

Work is conducted on-site at our client location in Bethesda, MD.

Key Responsibilities Include:

• Deploy, triage, debug, and maintain production class databases like Elasticsearch and Redis
• Design and support database configuration management strategies across air-gapped network fabrics
• Partner with Systems Engineers to architect solutions for new capabilities
• Contribute to operational monitoring capabilities to provide proactive system notifications
• 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 (required):

• Bachelor's degree in Computer Science, Engineering, or a related technical field (or equivalent experience) with 8+ years of relevant experience; Master's degree with 6+ years of experience.
• Active TS/SCI security clearance with the ability to obtain and maintain a Polygraph.
• Current DoD 8570.01M IAT Level II (or higher) certification, such as Security+, CySA+, SSCP, CCNA Security, or CISSP (or Associate).
• Ability to obtain and maintain Privileged User Account (PUA) certification.
• Experience with Kubernetes and container platforms such as EKS, Rancher, or RKE2.
• Experience with one or more of the following: Elasticsearch, Keycloak, Redis, Strimzi.
• Experience working with open-source technologies and modern infrastructure platforms.
• Experience hardening databases to comply with NIST 800-53 security controls.
• Strong knowledge of Linux system administration.
• Experience deploying, managing, and troubleshooting containerized applications.
• Strong written and verbal communication skills.
• Ability to collaborate effectively with customers, engineers, architects, and cross-functional teams.
• Comfortable working in a fast-paced environment with team members from diverse technical backgrounds.

You will wow us even more if you have:

• Experience with micro services architecture.
• Proficiency in scripting for automation and operational tooling (UNIX shell, Perl, or similar).
• Experience with Helm Chart templating.
• Experience with ArgoCD
• Knowledge of REST APIs, web services, networking, and internet protocols.
• Experience and domain knowledge related to data processing.
• Experience with big data applications.
• Experience supporting DIA, NDOC, and/or D3P.
• OSINT familiarity.

#NMECDTP-All

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 17, 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 $107,900.00 - $195,050.00

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.