MarkLogic Developer (SME)

Leidos has an exciting opportunity for a MarkLogic Developer SME 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 This Java Developer role with expertise in developing MarkLogic based applications provides Agile DevOps support to mission-critical systems. You will have the opportunity to build and maintain systems, software, and cloud environments, while providing operations and maintenance for critical systems. In this role, you will also design, develop, and implement applications utilizing MarkLogic databases with business logic written in XQuery. Additionally, based on a DevOps framework, you will participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle, including scope and work estimation, architecture and design, coding, and unit testing. Job Responsibilities Design and develop solutions integrating MarkLogic with existing enterprise platforms and systems. Develop XQuery, JavaScript, and REST modules on the MarkLogic technology stack. Develop Entity models and participate in software programming initiatives using HTML, CSS, JavaScript, Java, Angular, Python, SpringBoot, and Hibernate. Develop and direct software system validation and testing methods using Junit and Katalon. Develop and integrate custom software solutions leveraging automated deployment technologies; while supporting the Agile software development lifecycle following Program SAFe practices. Analyze (through proof of concept, performance, and end-to-end testing) and effectively coordinate Infrastructure needs driven by developed software to meet customer mission needs. Implement MarkLogic-based application processes to support Governance, Risk and Compliance initiatives. Basic Qualifications 7+ years of hands‑on application development utilizing the MarkLogic framework. Strong analytical and design skills, with the ability to translate business requirements into efficient and effective technical designs within large‑scale, well‑structured enterprise environments. Significant experience in the development of service‑oriented architecture applications. Good understanding of Object‑Oriented Design and Design Patterns. Significant experience implementing the MarkLogic java‑client‑api within an enterprise application. Strong knowledge of XQuery, FLWOR queries, JavaScript, MarkLogic, SPARQL, RDF data, XML Data, triple‑stores, XML Processing. In‑depth experience with Java and data processing, manipulation or querying (SQL and NoSQL). Masters with 15 or more years of relevant experience or a PhD with 13 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree. TS/SCI with a polygraph is required for consideration. Preferred Qualifications Experience developing in or deploying to AWS. Pay Range Pay Range $154,050.00 - $278,475.00 Commitment to Non‑Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #J-18808-Ljbffr Koitecc Solutions