Leidos has a new and exciting opportunity for a Sr. Database Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). 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 Responsibilities:
Analyze system requirements to develop system architecture, design documentation, and technical specifications supporting large‑scale enterprise environments.
Create system configuration documentation including capacity planning, performance modeling, risk assessments, and analysis of alternatives for complex system challenges.
Provide database engineering leadership for large distributed systems, ensuring robust design, integration, and scalability across interconnected components.
Collaborate across Agile teams including integration engineers, testers, IA engineers, and technical managers to support end‑to‑end system delivery.
Design and administer databases ensuring normalized schemas, compliance with security standards, and alignment with industry best practices.
Implement and maintain database environments including installations, upgrades, patching, object creation (tables, indexes, views, stored procedures), and performance tuning.
Ensure system reliability by monitoring performance, resolving bottlenecks, validating backups, and documenting disaster recovery strategies.
Support long‑term planning by forecasting future database needs, advising development teams, preparing progress reports, and contributing to program increment planning.
Required Qualifications:
Bachelors of Science Degree in Computer Science or Engineering, or a related field with at least 10+ years of related experience or a Master’s Degree with at least 8+ years of relevant experience. Will consider work experience in lieu of a degree.
Active DoD Secret Clearance to be considered and be eligible to obtain up to a TS/SCI clearance in the future.
Minimum of ten (10) years of experience in programs and contracts of similar scope, type, and complexity.
Minimum of eight (8) years of professional experience as database administrator.
Minimum of six (6) years of experience in developing database architectures.
Experience with Oracle or PostgreSQL Internals.
Hands on experience in relational database programming in relational database management systems including the development of functions / stored procedures / triggers / etc
Experience with data modeling and performance tuning ·
Experience in supporting development efforts in all phases of the development life cycle.
Ability to work in a dynamic team environment and possess time management skills to meet schedules and participate in the Agile scrum.
DoD 8570 approved security certification (i.e., Security +) (Will be required 90 days after hire).
Desired Qualifications:
Knowledgeable in Agile Methodologies (e.g., Scrum, Lean), particular to the incorporation of security / IA into the lifecycle.
Experience integrating security into a Continuous Integration Environment.
Knowledgeable on various web services / service-oriented architectures
Previous experience in Administration and Operations roles.
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:June 11, 2026For 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.
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.
Skills Required
- Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience); Master's degree with 8+ years considered
- Active DoD Secret Clearance (required to be considered)
- Minimum ten (10) years of experience in programs and contracts of similar scope, type, and complexity
- Minimum eight (8) years of professional experience as a database administrator
- Minimum six (6) years of experience developing database architectures
- Experience with Oracle or PostgreSQL internals
- Hands-on relational database programming including development of functions, stored procedures, triggers, etc.
- Experience with data modeling and performance tuning
- Experience supporting development efforts in all phases of the development life cycle (SDLC)
- Ability to work in a dynamic team environment and participate in Agile scrum; time management skills to meet schedules
- DoD 8570 approved security certification (e.g., Security+) required within 90 days after hire
- Knowledgeable in Agile methodologies (e.g., Scrum, Lean) incorporating security/IA into the lifecycle
- Experience integrating security into a Continuous Integration environment
- Knowledge of web services / service-oriented architectures
- Previous experience in Administration and Operations roles
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
