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Defense Contractor Software Engineer Jobs in Maryland

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer III

Annapolis Junction, MD

$63.25 - $84.75/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer II

Annapolis Junction, MD · On-site

$99K - $136K/yr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$63.25 - $84.75/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer III

Annapolis Junction, MD

$63.25 - $84.75/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

Prosync

Software Engineer II

Annapolis Junction, MD · On-site

$99K - $136K/yr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex ...

PROSYNC

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC is an award-winning Defense Contracting company with a strong military heritage. They are seeking a Senior Software Engineer III to lead mission-critical system ...

Cornerstone Defense

Software Engineer

Annapolis, MD · On-site

Software Engineer Location: Annapolis Junction, MD Compensation Range: $170 - $190K *Clearance ... Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space ...

Leonardo DRS

Senior Software Engineer

Germantown, MD · On-site

$107K - $144K/yr

Join our dynamic radar defense company as a Senior Software Engineer where you'll drive technical ... as we partner with major defense contractors and grow our impact in the industry. Job ...

Leonardo DRS

Senior Software Engineer

Germantown, MD · On-site

$107K - $144K/yr

Join our dynamic radar defense company as a Senior Software Engineer where you'll drive technical ... as we partner with major defense contractors and grow our impact in the industry. Job ...

Prosync

Software Engineer III

Annapolis Junction, MD

$63.25 - $84.75/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... In lieu of a Bachelors degree, an additional 4 years of software engineering experience can be ...

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... In lieu of a Bachelors degree, an additional 4 years of software engineering experience can be ...

Prosync

Software Engineer III

Annapolis Junction, MD · On-site

$58.75 - $79/hr

ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company ... In lieu of a Bachelors degree, an additional 4 years of software engineering experience can be ...

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Defense Contractor Software Engineer information

What is a defense contractor software engineer?

A Defense Contractor Software Engineer develops, tests, and maintains software systems for military and defense applications. They work for private companies that contract with government agencies, such as the Department of Defense, to create secure and reliable software solutions. Their work often involves embedded systems, cybersecurity, and compliance with strict government regulations. This role requires a security clearance, knowledge of specialized programming languages, and an understanding of defense industry standards.

What does a defense contractor software engineer do?

As a Defense Contractor Software Engineer, your daily responsibilities may include designing, coding, and testing software for defense systems, debugging complex issues, and ensuring products comply with security and regulatory standards. You'll often collaborate closely with systems engineers, hardware teams, and project managers to deliver integrated solutions. Depending on your project, you might also participate in technical reviews, support integration and testing activities, and maintain thorough documentation. Working within a multidisciplinary team, you will play a key role in delivering reliable and secure technology critical to national defense.

What skills and qualifications are needed to thrive as a defense contractor software engineer?

To excel as a Defense Contractor Software Engineer, you should possess strong programming skills in languages like C++, Java, or Python, a bachelor's degree in computer science or engineering, and eligibility for security clearance. Familiarity with tools and frameworks such as embedded systems, real-time operating systems (RTOS), and secure software development methodologies is often required, along with certifications like Security+ or CISSP. Outstanding problem-solving, attention to detail, and the ability to communicate effectively within multidisciplinary teams are valuable soft skills. These capabilities ensure project success, compliance with stringent regulations, and the ability to innovate in high-stakes, mission-critical environments.

What are the most commonly searched types of Defense Contractor Software Engineer jobs in Maryland?

The most popular types of Defense Contractor Software Engineer jobs in Maryland are:

What are popular job titles related to Defense Contractor Software Engineer jobs in Maryland?

For Defense Contractor Software Engineer jobs in Maryland, the most frequently searched job titles are:

What job categories do people searching Defense Contractor Software Engineer jobs in Maryland look for?

The top searched job categories for Defense Contractor Software Engineer jobs in Maryland are:

Defense Contractor Software Engineer jobs near you
Infographic showing various Defense Contractor Software Engineer job openings in Maryland as of August 2026, with employment types broken down into 90% Full Time, 6% Part Time, and 4% Contract. Highlights an 91% In-person, 2% Hybrid, and 7% Remote job distribution.

Software Engineer III

Prosync

Annapolis Junction, MD • On-site

$58.75 - $79/hr

Contractor

Medical, Retirement, PTO

Re-posted 11 days ago

Job description

*This position requires an Active Top Secret SCI with Fullscope Polygraph clearance to be considered.*
ProSync Technology Group, LLC (ProSync) is an award-winning, SDVOSB Defense Contracting company with a strong military heritage and a record of excellence in supporting the Department of Defense and the Intelligence Community. If you have prior military service or government contracting experience, are proud to serve and support our nation, and want to help support ProSync's mission to "Define and Redefine the State of Possible," please apply today!
The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex and diverse software systems based upon documented requirements. These systems might include, but are not limited to, processing intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, business management information systems, and systems which incorporate data repositories, data transport services, and application and systems development and monitoring. 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 Open Source Software (OSS) and/or Commercial OffThe-Shelf (COTS) Government Off-The-Shelf (GOTS) software in place of new development, and requirements analysis and synthesis from system level to individual software components. Experience developing in Unix. Ability to perform shell scripting. Working knowledge of Configuration Management (CM) tools and Web Services implementation.
The Level 3 Software Engineer (SWE) possess the following capabilities:
  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects.
  • Design and code new software or modify existing software to add new features.
  • Write or review software and system documentation.
  • Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.
  • Software development using languages such as C, C++, Python, Ruby, Perl, JavaScript, etc.
  • Has experience with agile development processes.
  • Has experience with source code control systems, such as Git.
  • Serve as team lead at the level appropriate to the software development process being used on any particular project.
  • Design and development of relational and non-relational database applications.
  • Use of orchestration frameworks such as Spring and Kafka.
  • Familiarization with queue management systems
  • Develop or implement algorithms to meet or exceed system performance and functional standards.
  • Develop and execute test procedures for software components.
  • Develop software solutions by analyzing system performance standards and conferring with users or system engineers; analyzing systems flow, data usage and work processes; and investigating problem areas.
  • Modify existing software 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 decisions.
  • Java development using the Eclipse IDE (Integrated Development Environment).
  • Development of Java 2 Enterprise Edition (J2EE) applications
  • Experience using collaboration and software development tools (ie. Atlassian).
  • Software development using continuous integration practices.
  • Experience with container technologies (ie. Docker).
  • Unix shell scripting
  • Development of event driven, or data driven analytics
  • Development of cloud-based solutions and technologies.
  • Design or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints.
  • Perform quality control on team products.
  • Recommend and implement suggestions 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 installation on a system and monitor performance to ensure operational specifications are met.
  • Recommend new technologies and processes for complex software projects.
  • Serve as the technical lead of multiple software development teams.
  • Select the software development process in coordination with the customer and system engineering.
  • Ensure quality control of all developed and modified software.
  • Delegate programming and testing responsibilities to one or more teams and monitor their performance.

Requirements
The Software Engineer shall be responsible for the development, enhancement, and sustainment of automation tools in support of system management infrastructure software and services for High Performance Computing (HPC) systems in a Linux environment.
Required Skills
  • Experience using the Linux CLI and Linux tools.
  • Experience developing Bash scripts to automate manual processes.
  • Recent software development experience using Python.
  • Experience with automation frameworks including Ansible for orchestrating deployment.
  • Experience performing troubleshooting and debugging issues in an operational system.
  • Experience with CI/CD principles, methodologies, and tools such as GitLab CI and Jenkins.
  • Experience with Git Source Control System.
  • An active Top Secret/SCI w/ Polygraph clearance is required.

Desired Skills
  • Familiar with Datacenter Infrastructure Management (DCIM) tools such as Netbox.
  • Familiar with Observability and Analytics platform solutions such as Splunk.
  • Familiar with Identity and Access Management (IAM) solutions such as Keycloak.
  • Familiar with Secret Management tools such as HashiCorp Vault.
  • Familiar with Message Brokers such as Kafka.
  • Familiar with containerization technologies such as Docker, PodMan, containerd.
  • Familiar with Agile, Scrum, or Scaled Agile Framework (SAFe) methodologies.
  • Experience with the Atlassian Tool Suite (JIRA, Confluence).

Education
  • A Master's degree in computer science or related discipline from an accredited college or university, plus five (5) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

OR
  • A Bachelor's degree in computer science or related discipline from an accredited college or university, plus seven (7) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

OR
  • Nine (9) years of experience as a SWE, in programs and contracts of similar scope, type, and complexity.

Benefits
Join PROSYNC and enjoy our great benefits!
Compensation:
  • We offer bonuses that are awarded quarterly to our employees and our compensation rates are highly competitive.

Health & Retirement:
  • We offer a comprehensive Health Benefits package and 401K Retirement plan so you can take care of yourself and your family, now and in the future. Other health-related benefits include an employee assistance program for those difficult times or when you need to take care of your mental health.

Education:
  • Individual growth is a priority at ProSync. Employees are encouraged to take advantage of our company-sponsored continuing education program so you can get your degree or that next certification you need to propel you to the next level.

Work/Life Balance:
  • A healthy work/life balance is essential for building and executing your work effectively at ProSync, but it's also necessary to allow you the room to pursue everything else you want to develop in your personal life.. We offer generous Paid Time Off and 11 paid holidays a year. ProSync also provides flexible work options that work with your schedule and lifestyle.

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