Demo

Software Engineer (Full Scope Polygraph)

Modern Technology Solutions, Inc. (MTSI)
Annapolis, MD Full Time
POSTED ON 8/1/2026
AVAILABLE BEFORE 12/3/2026
Modern Technology Solutions, Inc. (MTSI) is seeking a Software Engineer to join our team in Annapolis Junction, Maryland.

As a Software Engineer with MTSI you will be responsible for developing, maintaining, and enhancing 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. You will work individually or as part of a team in reviewing and testing software components for adherence to design requirements, documenting test results, and resolving 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.

This position will be located in Annapolis Junction, MD. An active TS/SCI security clearance with a full-scope polygraph is required.

Your essential job functions will include but will not be limited to:

Skill Level 1 (0 years of relevant work experience)

  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects.
  • Provide recommendations for improving documentation and software development process standards.
  • Design and code new software or modify existing software to add new features.
  • Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.

Skill Level 2 (7 years of relevant work experience)

  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects. Provide recommendations for improving documentation and software development process standards. Design and code new software or modify existing software to add new features.
  • Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.
  • Write or review software and system documentation. Serve as team lead at the level appropriate to the software development process being used on any particular project.
  • Design or implement complex database or data repository interfaces/queries.
  • Develop or implement algorithms to meet or exceed system performance and functional standards.
  • Assist with developing and executing test procedures for software components.
  • Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas.
  • Modify existing software to correct errors, to adapt to new hardware, or to improve its performance.
  • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.

Skill Level 3 (14 years of relevant work experience)

  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects.
  • Provide recommendations for improving documentation and software development process standards.
  • Design and code new software or modify existing software to add new features. Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.
  • Write or review software and system documentation. Serve as team lead at the level appropriate to the software development process being used on any particular project.
  • Design or implement complex database or data repository interfaces/queries.
  • Develop or implement algorithms to meet or exceed system performance and functional standards.
  • Assist with developing and executing test procedures for software components.
  • Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas.
  • Modify existing software to correct errors, to adapt to new hardware, or to improve its performance.
  • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
  • Design or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints; Perform quality control on team products.
  • Implement recommendations for improving documentation and software development process standards.
  • Oversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular project.
  • Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces.
  • Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met.
  • 0-14 years of relevant work experience as a SWE in programs and contracts of similar scope, type, and complexity.
  • Excellent oral and written communication skills.
  • Strong customer service skills; being able to work with personnel across multiple disciplines of the organization.
  • Strong organizational skills and ability to manage multiple tasks concurrently.
  • Ability to work well independently or as a team member.

Qualifications Desired

  • Experience using tools like Python and SQL.
  • Experience with cloud computing platforms like; Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP) or AWS GovCloud.
  • Experience with ETL frameworks.

Education Requirements

  • Bachelor's degrees in computer science, computer programming, engineering or relevant technical or analytics discipline.
  • 4 years of SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.

Certification Requirements

  • Any Data Engineer certification (Desired).

Clearance Requirements

  • TS/SCI clearance with Full Scope Polygraph.
  • U.S. Citizenship is required for this position.

Travel Requirements

  • N/A.

For additional company information, please visit: www.mtsi-va.com

Salary.com Estimation for Software Engineer (Full Scope Polygraph) in Annapolis, MD
$104,550 to $127,207
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