Senior Software Engineer
Modern Technology Solutions Inc
On-site
Annapolis Junction, MD
Full-time
Senior
14+ yrs
$125k–$275kPosted 1h ago
Real job — pulled straight from Modern Technology Solutions Inc’s careers page · Verified October 27, 2026 · No reposts.
Job description
Modern Technology Solutions Inc is hiring a Senior Software Engineer — a full-time, based in Annapolis Junction, MD role ($125k–$275k). Apply directly on Modern Technology Solutions Inc's careers page below.
Senior Software Engineer (Full Scope Polygraph)
Location: Annapolis Junction, MD
Work Location: onsite
Modern Technology Solutions, Inc. (MTSI) is hiring a Senior Software Engineer in Annapolis Junction, Maryland. Qualified candidates must be U.S. citizens with a TS/SCI clearance and Full Scope Polygraph.
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.
Responsibilities:
- 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
Required Qualifications:
- Fourteen (14) years experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
- Proficiency working in Linux development environments
- Proficiency coding in Python, C++, Java, or JavaScript
Desired Qualifications:
- Proficiency coding in Python, C++, Java, or JavaScript
- Experience with Software-Defined Radio (SDR) Programming
- Experience with geospatial processing
- Experience coding 2D and 3D image displays
- Experience with GitLab, GitHub, or similar version controls
- Experience with Jira/Confluence, or similar project management tools
Education Requirements:
- 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.
Clearance Requirements:
• TS/SCI with Full Scope Polygraph
The pay range for this position is $125,000 to $275,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.
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Frequently asked questions
What is the salary for Senior Software Engineer at Modern Technology Solutions Inc?
The estimated salary range for Senior Software Engineer at Modern Technology Solutions Inc is $125,000 - $275,000 USD per year.
What skills are required for Senior Software Engineer at Modern Technology Solutions Inc?
The required skills for Senior Software Engineer at Modern Technology Solutions Inc include: Python, C++, Java, JavaScript, Linux, GitLab, GitHub, JIRA, Confluence.
What is the seniority level for Senior Software Engineer at Modern Technology Solutions Inc?
Senior Software Engineer at Modern Technology Solutions Inc is a Senior level position.
How do I apply for Senior Software Engineer at Modern Technology Solutions Inc?
You can view the full description and apply for Senior Software Engineer at Modern Technology Solutions Inc on EchoJobs: https://echojobs.io/job/modern-technology-solutions-inc-senior-software-engineer-full-scope-polygraph-9g8c0.