Front End Web Developer Modern Technology Solutions, Inc. 401(k) United States, Maryland, Annapolis 123 Main Street (Show on map) Aug 25, 2026 Modern Technology Solutions, Inc. (MTSI) is actively hiring a Front-end Web Developer to join our team in Annapolis Junction, Maryland.

Qualified candidates must be U.S. citizens with a TS/SCI clearance and Full Scope Polygraph.

Responsibilities:

• Design, develop, and enhance diverse software systems, including analytics, algorithms, large-scale data processing, real-time systems, and business management tools.
• Review, test, and document software components to ensure they meet design requirements while resolving issues and applying appropriate development methodologies.
• Contribute to system design by analyzing hardware/software trade-offs, promoting software reuse, integrating

COTS/GOTS

solutions, and performing requirement analyses from system-level specifications to individual components.

• 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 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 outcomes 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 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.

Required Qualifications:

• 8 years of experience as a Web Developer
• Software Integration (new and existing systems)
• Troubleshooting, debugging and defects correction.
• Creation and editing of software system documentation
• JavaScript and Front-end JavaScript frameworks such as React, Angular or Vue
• Developing applications interfacing with REST-based APIs/services in Apache Tomcat/Java or NodeJS.

Education Requirements:

• Bachelor's degree in computer science or related discipline; 4 years of additional software engineering experience on projects with similar software processes may be substituted in lieu of degree

Clearance Requirements:

• TS/SCI with Full Scope Polygraph The pay range for this position is $175,000 to $230,000/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. #LI-RC2

Interesting Work:

Our co-workers support some of the most important and critical programs to our national defense and security.

Values:

Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100%

Employee Owned:

We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year. Great Benefits - Most Full-Time Staff Are Eligible for: Starting PTO accrual of 20 days PTO/year + 10 holidays/year Flexible schedules 6% 401k match with immediate vesting up to $9k annually Semi-annual bonus eligibility (July and December) Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account Up to $10,000 in annual educational reimbursement Other company funded benefits, like life and disability insurance Optional zero deductible Blue Cross/Blue Shield health insurance plan

Track Record of Success:

We have grown every year since our founding in 1993. Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide. For more information about MTSI, please visit www.mtsi-va.com MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities.