Senior Database Engineer

Leidos•Melbourne, FL

About The Position

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. 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 Senior Database Engineer/Administrator to support the US NDC OSS II Program. This role provides technical leadership across database architecture, administration, security, and mission data expertise while serving as a mentor to junior staff.

Requirements

Bachelor’s degree with 8+ 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/SCI clearance upon hire.
IAT Level II certification (CompTIA Security+ or equivalent)
Experience with Oracle GoldenGate for data replication, synchronization, and high-availability architectures.
Proven experience of senior-level Oracle DBA (5+ yrs)
Background supporting mission‑critical or operational systems

Nice To Haves

Master’s Degree with 6+ years related experience
Prior DoD 24×7 mission support experience
Experience mentoring database engineers and DBAs
Background in long-term database architecture planning
Experience with databases in cloud and hybrid cloud environments, including migration, HA/DR, and security considerations.

Responsibilities

Lead Oracle database architecture, design, implementation, and lifecycle management
Partner with application teams to ensure seamless database integration
Perform advanced troubleshooting, diagnostics, and root‑cause analysis
Execute high‑level database administration, performance tuning, and optimization
Design, implement, and enforce database security controls, auditing, and compliance
Support mission‑critical operations, incident response, and continuity of service
Provide deep expertise in US NDC data structures, data flows, and mission data usage
Plan and guide scalability, availability, disaster recovery, and modernization initiatives
Participate in on‑call rotation and occasional after-hours support
Contribute to long-term mission continuity and organizational knowledge retention