Principal Elasticsearch Systems Engineer

Leidos has an exciting opportunity for a Principal Elasticsearch Systems Engineer in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

Job Summary

The Principal Elasticsearch Systems Engineer role provides support across an Agile team in a DevSecOps environment. This role will provide support for a large enterprise Elasticsearch deployment. This role requires providing design, configuration, maintenance and troubleshooting support in the Elastic environments in both cloud (AWS) and on prem. This role will also collaborate with architecture, engineering, development, and operations teams; ensuring production scalability and stability while maintaining data integrity.

Job Responsibilities

• Maintain Elasticsearch clusters in a cloud-based environment across multiple availability zones.

• Ensure Elasticsearch clusters run under optimal conditions.

• Evaluate and optimize Elasticsearch clusters, including configuration parameters, indexing, search, query performance tuning, security, and administration.

• Maintain infrastructure to ensure performance and data integrity.

• Keep Elasticsearch clusters upgraded, as permitted by the applications reliant on them.

Basic Qualifications

• 3+ years of experience with Elasticsearch Administration.

• Direct experience maintaining and integrating Elasticsearch within an operational enterprise information system.

• Experience working in an Agile development environment and tempo.

• Experience with deploying and using Elasticsearch in Commercial Cloud Platforms (e.g., AWS, Google Cloud, Azure).

• Bachelor's with 12 or more years of relevant experience or a Master's with 10 or more years of relevant experience. Will consider additional work experience in lieu of a degree.

• TS/SCI with Poly is required for consideration.

Preferred Qualifications

• Experience working on the customer's systems.

• Understanding of the customer's system development policies.

• Additional certifications related to Elasticsearch.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you - apply today.

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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:

January 20, 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.