Position Description

Software Engineer 3
Location Central Maryland
Security Clearance Required Security Clearance with appropriate Polygraph
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Job Description

We're searching fortalented individuals who provide Software Engineering support.This program will maximize the effectiveness and efficiency of our country’s most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! 

Job Description: 

  • Support all aspects of agile software design and development, to include development of new capabilities, testing, optimization and performance tuning, operation, and sustainment functions.  
  • The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.  
  • 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.  

The Level 3 Software Engineer shall possess the following capabilities: 

Required Skills: 

  • Java programming for distributed systems, with experience in networking and multi-threading
  • Agile development experience
  • NoSQL – MongoDB, or equivalent 
    Containerization – Docker, Kubernetes/K8s
  • Well-grounded in Linux fundamentals and knowledge in at least one scripting language (e.g., Python, Ruby, Perl, etc.)
  • Implementing REST APIs
  • Developing applications in Spring framework
  • Experience with source code management practices and tools
  • Enabling tools: Git, Maven, Jira
  • Continuous Integration / Continuous Testing: Bamboo, Jenkins, GitLab Cl/Pipelines
  • Continuous Monitoring: ELK Stack (ElasticSearch, Logstash and Kibana), Nagios 

Desired Skills:

  • Apache Open Source Hadoop
  • Apache Open Source Accumulo
  • Apache Open Source NiFi 

Qualifications: 

  • Twenty (20) years’ experience as a SWE in programs and contracts of similar scope, type, and complexity is required.  
  • A Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.

Position requires active Security Clearance with appropriate Polygraph

Headquartered in Columbia, MD, RealmOne provides advanced technology services and solutions focused on cybersecurity, intelligence collection and analysis, data science and advanced analytics, and hyper-automation to support our country’s most critical national security initiatives.


We're an equal opportunity employer.  All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.

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