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Description General program information and/or position overview. Leidos is hiring a SME Oracle APEX Developer on the ESA V program.  ESA V is an IT applications and infrastructure services program supporting several customers within the Department of Justice (DOJ).  The program provides a range of IT services, including software application support, enterprise infrastructure support, service desk, ITSM, deskside support, workstation engineering and maintenance, telecommunications and mobility engineering services, managed print services, Active Directory services, and video conferencing. The ideal candidate will be personable and articulate and will focus on making sure that the customer’s needs are met quickly and effectively.  The successful candidate will be a self-starter who can work with limited supervision.  Excellent communication skills are required to effectively interface with customers to understand requirements and mission needs and then be able to translate them into actions.Currently, this position is required to be onsite full-time in Washington, DC metro area at one of the primary customer (CRM) locations.Primary Responsibilities. Work at the direction of the program manager to support the full lifecycle development of custom Oracle Applications, primarily using the Oracle APEX toolset.Perform advanced use of Oracle APEX.Perform work with Oracle Integrated Development Environments such as Quest Toad and Oracle SQL Developer.Design and manipulate web content dynamically using JQuery, Ajax, JavaScript, CSS, and HTML.Create dynamic reports within the Oracle APEX environment. Provide support in the advanced use of Oracle Database products version 11 and above.Provide support Oracle database objects – tables, indexes, directories, sequences, triggers, etc.Provide support with PL/SQL, Java, Windows PowerShell, and Unix shell scripting with familiarity with built-in PLSQL packages and procedures.Provide support with storage, efficient retrieval, and manipulation of unstructured data (BLOBs, CLOBs, JSON, XMLType) in an Oracle environment.Integrate and manage BI Publisher templates and web Services.Analyze existing Oracle Forms applications and design migration strategies to scalable and secure web applications using Oracle Apex.Develop APIs and connections to external applicationsSuccessfully deliver enterprise level workflow centric applications.Build logical functions and algorithms to automate business processes.Basic Qualifications. Typically requires BS degree and 12 – 15 years of prior relevant experience or Masters with 10 – 13 years of prior relevant experience. May possess a Doctorate in technical domain.U.S. CitizenAbility to obtain and maintain a public trust security clearanceExperience with secure network programming in an Oracle environment; use of security certificates, HTTPS callouts, etc.Experience with full lifecycle development of custom Oracle Applications, including the Oracle APEX toolsetExperience with use of Oracle Integrated Development Environments such as Quest Toad and Oracle SQL DeveloperExperience with JQuery, Ajax, JavaScript, CSS, and HTMLExperience with PL/SQL, Java, Windows PowerShell, and Unix shell scripting with familiarity with built-in PLSQL packages and proceduresExperience with storage, efficient retrieval, and manipulation of unstructured data (BLOBs, CLOBs, JSON, XMLType) in an Oracle environmentExperience establishing goals and meeting project plan objectivesExperience with data migration tools and techniques.Must be able to write and maintain system documentation on work productsExcellent communication and teamwork skillsAgile development experienceCustomer interface experiencePreferred Qualifications. Experience with Oracle Database products version 11 and aboveExperience with Oracle Forms and Reports version 10G or higherExperience with Oracle APEX 4.0 and aboveExperience troubleshooting operational issuesGovernment contracting experience, particularly with the DOJCurrent DOJ ClearanceIf 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:November 21, 2025For 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 $126,100.00 - $227,950.00The 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.About LeidosLeidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .Pay and BenefitsPay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at /careers/pay-benefits.Securing Your DataBeware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected] you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.Commitment to Non-DiscriminationAll 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.