MANTECH

Oct 29, 2026

Cryptographic Software Engineer

United States

Linthicum Heights, Maryland, United States

C++Rust

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 Cryptographic 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

Architect robust cryptographic software using functional and multi-paradigm design patterns, validated by comprehensive unit, integration, and system-level test suites.

Develop cross-platform desktop and server applications, leveraging containerization, automated deployment pipelines, and low-level network tools.

Implement cryptographic primitives and secure protocols (e.g., PKI, symmetric/asymmetric ciphers, cryptographic hashing, and low-level TCP/IP stacks) into production systems.

Deliver cryptographic solutions and cybersecurity analysis to strengthen security posture, testing, and certification for Intelligence Community (IC) deployments.

Engineer high-assurance data protection systems and secure computing architectures to safeguard critical national security infrastructure.

Minimum Qualifications

Bachelor's Degree in technical discipline and 14+ years of software and/or security engineering experience (or 18+ years without a degree).

Proficiency in systems-level programming languages, specifically C, C++, or Rust, for high-assurance cryptographic software development.

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.

Preferred Qualifications

Experience with high-grade network encryptors, Key Management Infrastructure, and secure key distribution protocols.

Direct background supporting IC or DoD cryptographic engineering, evaluation, or system certification initiatives.

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.

GENERAL INFORMATION

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.

Requisition # R71746

Locations USA-MD-Linthicum Heights

Posting Date 10/29/2026

Security Clearance Required TS/SCI w/ Poly

Remote Type Onsite

Time Type Full time

Languages

Cryptographic Software Engineer

DESCRIPTION & REQUIREMENTS

Responsibilities include but are not limited to

Minimum Qualifications

Clearance Requirements

Physical Requirements

Preferred Qualifications

GENERAL INFORMATION

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