Principal Cloud Software Engineer

Riverstone Enterprise Solutions, an Envision Innovative Solutions Company, delivers mission-focused technology solutions to the Intelligence Community. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our engineers work in a collaborative, zero-bureaucracy environment where expertise is valued, ideas are heard, and contributions directly drive mission success. Your adventure begins now—unleash your potential at Riverstone, we combine the agility of a small company with the impact of a big mission.
Riverstone is seeking a motivated, career, and customer-oriented Cloud Software Engineer Level 3 to join our team at Annapolis Junction, MD. This is an onsite position.

Primary Responsibilities:
•    Develops, maintains, and enhances complex and diverse Big-Data Cloud systems based upon documented requirements. Directly contributes to all stages of back-end processing, analyzing, and indexing.
•    Provides expertise in Cloud Computing, Hadoop Eco-System including implementing Java applications, Distributed Computing, Information Retrieval (IR), and Object-Oriented Design. 
•    Works individually or as part of a team. Reviews and tests software components for adherence to the design requirements and documents test results.
•    Resolves software problem reports. Utilizes software development and software design methodologies appropriate to the development environment.
•    Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.
Required Skills: 
•    Twelve (12) years’ experience software engineering experience in programs and contracts of similar scope, type, and complexity is required. 
•    Bachelor’s degree in computer science or related discipline from an accredited college or university is required. Four (4) years of cloud software engineering experience on projects with similar Big-Data systems may be substituted for a bachelor’s degree.
•    Cloudera Certified Hadoop Developer certification may be substituted for one (1) year of Cloud experience.
•    Four (4) years of which must be in programs utilizing Big-Data cloud technologies and/or Distributed Computing. 
•    Two (2) years of Cloud and/or Distributed Computing Information Retrieval (IR).
•    One (1) year of experience with implementing code that interacts with implementation of Cloud Big Table and Cloud Distributed File System.
•    One (1) year of experience with implementing complex MapReduce analytics.
•    One (1) year of experience with implementing code that interacts with Cloud Distributed Coordination Frameworks.
•    One (1) year of experience in architecting Cloud Computing Solutions
•    One (1) year of experience in debugging problems with Cloud based Distributed Computing Frameworks
•    One (1) year of experience in managing multi-node Cloud based installation
•    Experience in Computer Network Operations:
•    Utility Computing, Network Management, Virtualization (VMWare or VirtualBox), Cloud Computing

Clearance Requirement: Current/Active TS/SCI with Full Scope Polygraph

Riverstone Enterprise Solutions is an equal-opportunity employer. All Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, disability or any other basis prohibited by law.
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