Software Developer - Intermediate
Excentium, Inc.

St. Louis, Missouri

This job has expired.


Software Developer - Intermediate

Excentium, Inc. is a Service-Disabled Veteran owned small business that provides Cyber Security Engineering, Information Assurance (IA), management, Certification and Accreditation (C&A), and other IT services to government and commercial organizations.

We have an opportunity for a Software Developer- Intermediate supporting our corporate needs in the St. Louis, MO area.

MINIMUM CLEARANCE LEVEL: TS/SCI (CI poly required)
CITIZENSHIP: US Citizenship
LOCATION: St. Louis, MO

Position Description:

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, business management information systems) based upon documented requirements.

Responsibilities:

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, business management information systems) based upon documented requirements.

  • Design, build, and test software upgrades and modifications.
  • Develop information systems by studying operations.
  • Design, develop, and install software solutions.
  • Support and develop with other members of the software team.
  • Research, design, develop, and/or modify enterprise-wide systems and/or applications software.
  • Plan system and development deployment and meet software compliance standards.
  • Supports flexible software and development, requirements analysis, process execution and evaluation, selection, and evaluation of COTS/GOTS tools, and integration (both new and legacy systems).
  • Interacts continuously with customers and development team members to gather and refine requirements, ensure effective communication and implementation.
  • Analyzes and studies customer requirements to determine the most effective software and other technologies to satisfy their needs.
  • Designs, creates, tests, and maintains software, applications, and content solutions to satisfy customer requirements.
  • Builds quality into the product using test-early, build-small, automated testing and balanced scope to stay on schedule.
  • Follows a formal design process using formal user input, diagrams, and other accepted design techniques.
  • Adheres to standards, laws, and established guidelines for development and delivery of software, applications, and content solutions (e.g., software reuse, modifiable, efficient, reliable, understandable, fault tolerant).
  • Coordinates creation and collection of necessary technology components and integrate them into a coherent design.
  • Designs and develops visually-pleasing, content-rich, user-friendly interfaces with intuitive navigation.
  • Develops and maintains software, application, and content solution documentation to assist with software and application maintenance, enhancement, training, and releases.
  • Provide software process management and configuration management throughout the software development life cycle.
  • Software development in hybrid cloud environment.
  • Software development with build unclassified, integrate, test, and deploy on classified environments on multiple security domains.
  • Software development with integration and deployment of multiple baselines to support internal and NGA Test Organization (IV&V) testing, resolving DRs (Priority 1 and 2) and incorporating fixes in quick and timely manner.
  • Utilization of the following tools: GitLab, Service +, Git Repositories, JIRA, Confluence.


Required Qualifications:
  • Qualified candidates must have one of the following IAT Level 2 certifications:
    • CCNA Security
    • CySA+
    • GICSP
    • GSEC
    • Security+ CE
    • CND
    • SSCP
    • CSSLP
  • Bachelor's degree plus 4 years of experience.
  • At least 4 years of demonstrated experience with Java, C#, C++, Python, XML, Linux, or JavaScript.
  • At least 4 years of demonstrated experience working with and building APIs and web services.
  • At least 4 years' experience with build automation technologies such as Maven, Gradle, Webpack, NPM, Yarn, Jenkins, GitLab, Terraform.
  • At least 4 years of demonstrated experience working with SQL databases.
  • At least 4 years of demonstrated software development experience utilizing SAFe or similar agile methodologies.
  • Applicable software/ hardware/management training & certification (e.g.; specialties like Amazon Web Service architect/engineering.
  • This position will require U.S. citizenship and an active DoD Top Secret clearance. Candidate must be willing to pass a counterintelligence (CI) Polygraph.


Excentium, Inc. is an equal opportunity employer.

Excentium offers a competitive salary and comprehensive benefits package, including medical, dental, life, disability, 401k, and paid time off.

We take pride in building a workforce with a strong Veterans focus.


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