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MANTECH

Cybersecurity Software Engineer

MANTECH Linthicum Heights, Maryland, United States · $142K–$236K/yr

IT System Data Services · 5,001-10,000 employees

14 h ago
security Principal (10+ yrs) Full-time United States
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About the role

The engineer will provide advanced cybersecurity analysis and cryptographic solutions to support national security infrastructure and intelligence community products. Responsibilities include software design, functional programming, and the development of robust test suites for secure network products.

What they look for

Cybersecurity Software Engineering Cryptographic Solutions Network Security Data Protection Encryption Functional Programming Software Testing Containerization TCP/IP PKI Rust C++ Python Java Penetration Testing

Requirements

Candidates must have at least 14 years of experience in software engineering or cyber roles and hold an active TS/SCI clearance with Polygraph. A bachelor's degree in a related field is required, though it may be substituted with four additional years of experience.

Benefits

Health Insurance Life Insurance Paid Time Off Holiday Pay Short-term Disability Long-term Disability Retirement and Savings Learning and Development opportunities Wellness programs

Full description

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career- and customer-oriented Cybersecurity Software Engineer to join our team in Linthicum Heights, MD.

This role protects secure systems by providing expert engineering support for the Cryptographic Solutions Program and MPO's network security products.

Responsibilities include but are not limited to:

  • Provide advanced engineering, cybersecurity analysis, and cryptographic solutions to enhance the security posture, testing, and certification of products deployed across the the Intelligence Community (IC).
  • Drive innovation in data protection, high-assurance encryption, and secure computing architecture to safeguard modern national security infrastructure.
  • Perform software design and functional programming while authoring robust unit, integration, and system-level test suites.
  • Develop software using multi-paradigm programming languages, functional design principles, and standard data-interchange and markup formats.
  • Build and maintain applications across cross-platform desktop and server environments using modern IDEs, containerization, deployment pipelines, and network tools.
  • Apply deep domain knowledge of low-level network protocols (TCP/IP, OSI model) and cryptographic principles (e.g., PKI, symmetric/asymmetric encryption, hashing) to software development tasks.

Minimum Qualifications:

  • Bachelor’s degree in Computer Science, Computer Engineering, or a related discipline. Four (4) years of additional software engineering experience may be substituted for a bachelor’s degree.
  • 14+ years in software engineering, testing, or software-focused cyber roles.

Preferred Qualifications:

  • Experience with low-level systems programming in Rust.
  • Proficiency in C/C++, Python, or Java.
  • Familiarity with penetration testing tools and security-focused OSs (e.g., Kali Linux).
  • Experience with high-grade network encryptors and cryptographic key distribution systems.
  • Background supporting Intelligence Community (IC) or DoD cryptographic engineering initiatives.

Clearance Requirements:

  • Active TS/SCI with Polygraph.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • 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 $141,500.00-$236,000.00. 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 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.

General information

Requisition #

R69830

Locations

USA-MD-Linthicum Heights

Posting Date

08/10/2026

Security Clearance Required

TS/SCI w/ Poly

Remote Type

Onsite

Time Type

Full time

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