Software Developer

General information

Requisition # R65894 Locations USA-MD-Annapolis Junction Posting Date 02/18/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Mid-level Software Developer to join our team in Annapolis Junction, MD.  This is an onsite position.

This role supports mission-critical Federal programs by designing, engineering, and analyzing complex software systems with a strong emphasis on cyber security, vulnerability research, and resilient system development. You will work closely with Government stakeholders and technical teams to deliver secure, high-quality solutions across the full software development lifecycle.

Responsibilities include but are not limited to:
 

• Design, develop, and analyze complex software systems with a focus on cyber security and vulnerability mitigation.
• Support the full software delivery lifecycle, including requirements analysis, design, development, integration, testing, and sustainment.
• Model, develop, and analyze DevOps pipelines to improve automation, security, and delivery efficiency.
• Apply and tailor Agile methodologies to meet the needs of Federal customers and mission environments.
• Identify, analyze, and mitigate vulnerabilities within existing systems and security frameworks.
• Collaborate directly with Government leadership to help define problem spaces, technical approaches, and long-term roadmaps.
• Provide technical guidance and mentorship to junior developers and engineers.

Minimum Qualifications:
 

• Bachelor’s degree in a STEM field
• Minimum 9 years of position-relevant software development experience.
• Experience with C++ or C#, C and Python
• Knowledge of Linux environments, including Linux internals, kernel-level concepts, and advanced networking.
• Experience identifying, analyzing, and mitigating security vulnerabilities in complex systems.
• Experience with reverse engineering and version control tools, including Ghidra and Git.
• Possess, or able to obtain, a DoD 8570.01-M IAT Level II certification.

Preferred Qualifications:
 

• Experience with embedded software development and embedded system vulnerabilities.
• Proficiency using Jira and Confluence to support Agile project execution and documentation.
• Knowledge of additional languages or technologies such as Java and SQL.
• Experience supporting strategic planning efforts with Government stakeholders, including transformation or modernization initiatives.
• Experience assessing system security issues in collaboration with IT teams and preparing technical or performance reports for leadership.

Clearance Requirements:

• Must have a current/active DoD TS/SCI

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally, you may need to move about inside the office to access file cabinets, office machinery, or communicate with co-workers, management, and customers, which may involve delivering presentations.

The projected compensation range for this position is $91,600.00-$153,800.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.
MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.