Position: Database Engineer

Location: Melbourne, FL (Patrick, SFB)

Make an Impact with Leidos

At Leidos, we deliver innovative solutions through the dedication of our diverse and talented teams. United by a shared commitment to our customers’ success, we empower our people, support our communities, and operate sustainably. Our Mission, Vision, and Values guide every aspect of our work, ensuring we do the right thing—for our customers, our people, and the world around us.

Thrive in a Mission‑Focused Environment

The Leidos Defense Sector provides advanced systems, solutions, and services across land, sea, air, space, and cyberspace. From enterprise IT and large‑scale intelligence systems to cybersecurity, geospatial analytics, logistics, and training, we support some of the nation’s most critical defense missions. Our teams take on challenges where failure is not an option—and succeed.

We are seeking a Database Engineer to support the US NDC OSS II Program. This role blends database engineering, performance optimization, and integration support with ongoing operational DBA responsibilities.

Primary Responsibilities

• Develop, optimize, and maintain SQL and PL/SQL code

• Perform database performance tuning and query optimization

• Support database upgrades, patches, and environment refreshes

• Collaborate with application teams to ensure seamless database integration

• Assist with troubleshooting and root‑cause analysis

• Contribute to database design improvements, standards, and best practices

• Participate in on‑call rotation and occasional after‑hours support

• Support mission continuity and long‑term knowledge retention

Basic Qualifications

• Bachelor’s degree with 4+ years of related experience. Additional experience, training, and/or certifications may substitute degree requirement.

• US Citizen; Currently possessing DoD Top Secret clearance with ability to upgrade to a TS/SBI clearance upon hire.

• IAT Level II certification (CompTIA Security+ or equivalent)

• Strong expertise with Oracle databases, SQL, and PL/SQL

• Hands‑on experience with performance tuning and operational database support

• Background supporting mission‑critical or operational systems

• Experience with Oracle GoldenGate for data replication, synchronization, and high-availability architectures.

Preferred Qualifications

• Master’s Degree with 2+ years related experience

• Prior DoD 24×7 mission support experience

• Experience mentoring database engineers or DBAs

• Experience supporting databases in cloud or hybrid cloud environments  including migration, integration, and performance considerations.

Ready to make an impact? Start your next career chapter with Leidos—apply today!

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:

February 27, 2026

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.