Appian Java Developer Jobs in Maryland (NOW HIRING)

Database Administrator  – TS/SCI Xcelerate Solutions has a current opening for a TS/SCI cleared Database Administrator supporting our client’s overall mission to design and implement a data centric architecture that leverages cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems. Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work. Xcelerate Solutions has an exciting opening for you, our next TS/SCI cleared Database Administrator to play a critical role on the DOMEX Technology Platform (DTP) Program where we support our client’s mission to centralize and standardize Tasking, Collection, Processing, Exploitation and Dissemination (TCPED) of Open Source Intelligence (OSINT) across the DoD and IC enterprise. We integrate off the shelf and newly development software to sustain and enhance the TCPED platform. We leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge data exploitation, enrichment, triage, and analytics capabilities to Defense and Intelligence Community members. DTP advances the state of the art in mission-focused big data analytics tools and micro-service development spanning the breadth of Agile sprints to multiyear research and development cycles. While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely. Candidates must have a demonstrated ability to work in a dynamic and challenging environment and possess a solid understanding of the software development life cycle all while working within an Agile framework. Come join our award-winning organization and work with some of the most talented and brightest minds in the GovCon industry. Clearance: TS/SCI Location: Bethesda, MD Responsibilities: * Collaborate and work with a diverse group of engineers in developing solutions for extracting, transforming and loading (ETL) heterogeneous datasets
* Administer, maintain, upgrade, and optimize databases to address technical debt
* Design, maintain, and improve database schemas and data models
* Participate in engineering design sessions to understand dependencies and interactions with POSTMAN data stores
* Document database design, implementation and interactions with other systems
* Define formats and structure for data exports/imports
* Define APIs to share data; identifying endpoints, authentication, authorization, segmentation, structure, and format
* Manage multiple database instances and interactions to insure data consistency across the POSTMAN platform
* Support CI/CD automation, code promotion, and deployment operations
* Participate in daily scrums and program increment planning sessions Minimum Requirements: * Bachelor’s Degree with 8 years of relevant experience or Master’s Degree with 6 years of relevant experience or 4 additional years of experience in lieu of degree
* Possess a DoD TS security clearance and be able to obtain a DoD TS/SCI with Polygraph
* Ability to obtain Privileged User Account (PUA); must have Security+ and cloud certifications to quality for access
* 3+ year administering databases including but not limited to: SQL Server, MySQL, PostgreSQL, and Oracle
* 3+ years of database scripting using interface tools that include command line interfaces
* 3+ years of hands-on experience in designing database schema, data models (Relational, Entity-Relationship, Object-based, etc.) and performance tuning
* Experience with administrating databases both on-premises and on the cloud platforms
* Experience with monitoring database health and developing solutions to mitigate risks of performance and Service-level Agreements (SLAs)
* Experience working with a highly technical team and in a dynamic, fast-paced environment
* Experience segregating data access through record locking or other solutions
* Experience documenting and implementing security controls; providing POAMs for vulnerabilities and security findings
* Experience managing multiple database instances across environments
* Experience managing multiple data connections and interfaces
* Certified AWS Cloud Practitioner Preferred Qualification: * Highly Desired - Familiarity with data integration with Postgres SQL and Elasticsearch 
* Highly Desired - Familiarity with PSQL CLI and open-source Postgres GUI
* Highly Desired – Familiarity with AWS S3
* Highly Desired – Familiarity with Appian and SAIL
* Certifications in RDBMS and/or NoSQL Databases
* Experience with Agile software development (Scrum, SAFe)
* Experience with DevOps/DevSecOps and CI/CD implementation
* Experience with Elasticsearch Kibana in developing visualizations/dashboards and conducting analyses
* Experience with other database systems (Relational / Graph / NoSQL) and data models
* Experience with Python, JSON, or Java
* Experience with Intelligence Community data products
* AWS Cloud Associate Certifications in at least one of the following: Developer; Data Engineer, CloudOps Engineer, Solutions Architect About Xcelerate Solutions:
Founded in 2009 and headquartered in McLean, VA, Xcelerate Solutions (www.xceleratesolutions.com) is one of America's fastest-growing companies. Xcelerate’s culture is defined by our diversified workforce of dynamic and versatile professionals, supported with growth and development opportunities that contribute to individual and company growth. This strong commitment to our employees has been recognized by our inclusion on the Washington Business Journal’s “50 Best Places to Work” list as well as being a “Great Place to Work” certified company with a 4.6 star, and a 99% CEO approval Glassdoor rating. Come find out why Xcelerate Solutions is one of the DC Metro top employers! Xcelerate Solutions is an Equal Employment Opportunity/Affirmative Action Employer.  We evaluate qualified applicants without regard to race, color, national origin, religion, age, equal pay, disability, veteran status, sex, sexual orientation, gender identity, genetic information, or expression of another protected characteristic. As part of this commitment to the full inclusion of all qualified individuals, Xcelerate provides reasonable accommodations if needed because of an applicant's or an employee's disability. Pay Transparency Notice: Xcelerate Solutions will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.