ManTech International

Senior Software Engineer

ManTech International • $179K — $318K *
Information Technology
15+ years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in a technical discipline or equivalent experience (4 years of additional software engineering experience may substitute for a degree).
  • 20+ years of experience in software engineering or related technical roles.
  • Hands-on experience with building, testing, and maintaining scalable applications using Java.
  • Familiarity with cloud technologies (AWS preferred) and backend infrastructure for Java solutions.
  • Experience with build/deployment automation and test-driven development environments.

Responsibilities

  • 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 features.
  • Integrate existing software into new or modified systems or environments.
  • Serve as team leader or technical point of contact for software development projects.
  • Design or implement complex database interfaces and queries.
  • Develop software solutions by analyzing system performance and user needs.

Benefits

  • Health Insurance
  • Life Insurance
  • Paid Time Off
  • Holiday Pay
  • Short-term and long-term Disability
  • Retirement and Savings
  • Learning and Development opportunities
  • Wellness programs
Full Job Description
General information

Requisition #

R71131

Locations

USA-MD-Annapolis Junction

Posting Date

10/01/2026

Security Clearance Required

TS/SCI w/ Poly

Remote Type

Onsite

Time Type

Full time

Description & Requirements

MANTECH seeks a motivated, career and customer-oriented Senior Software Engineer to join our team in Annapolis Junction, MD.

Responsibilities include but are not limited to:
  • Analyze user requirements to derive software design, implementation code, 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.
  • Serve as team leader or technical point of contact at the level appropriate to the software development process being used on any project.
  • Design or implement complex database or data repository interfaces/queries.
  • 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.
  • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcomes and consequences of design.
  • Develop or implement algorithms to meet or exceed system performance and functional standards.
  • Support one or more software development activities and ensure the work is completed in accordance with the constraints of the software development process.
  • Coordinate software system installation and monitor software functioning in the target environment to ensure operational specifications are met.


Minimum Qualifications:
  • Bachelor's degree in technical discipline; an additional 4 years of Software Engineering experience might be substituted for a degree.
  • 20+ years of experience in software engineering or related technical positions.
  • Hands-on experience building, testing, and maintaining scalable applications using Java.


Preferred Qualifications:
  • Cloud (AWS preferred), virtualization, and backend infrastructure awareness for Java solutions.
  • Practice with build/deployment automation and test-driven development environments.
  • Experience with JavaScript.


Clearance Requirements:
  • Active TS/SCI with Polygraph.


Physical Requirements:
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.


The projected compensation range for this position is $179,300.00-$318,400.00. 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.

About ManTech International

ManTech International Corporation is an American defense contracting firm that was founded in 1968. The company provides cybersecurity, intelligence, and defense solutions to the United States Government. ManTech has over 9,000 employees and operates in 40 countries worldwide. The company's services include software development, systems engineering, and enterprise IT solutions. ManTech has been awarded numerous contracts by the U.S. Department of Defense and other government agencies.
Learn more about ManTech International
Size
9,800 employees
Market Cap
$3.7 billion
Industry
Net Income
$120.5 million
Founded
1968
5 Year Trend
+9.8%
Revenue
$2.5 billion
NASDAQ

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