Senior Systems Engineer - Cryptographic Systems

General Dynamics Mission Systems; Dedham (MA); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

GDMS Benefits

9/80 work schedule (flexible)

401(k) matching

Paid parental leave

Healthcare and wellness programs

Job summary

General Dynamics Mission Systems seeks a cybersecurity-focused engineer for on-site work in Dedham, MA. You will design security architectures, specify cryptographic protocols, and test mission-critical DoD devices within the ITB, collaborating across disciplines to deliver secure solutions.

Required are a Systems Engineering degree and 6–8+ years of experience with cryptographic algorithms, secure communications, and test plans. A DoD clearance readiness is implied by the role.

Qualifications

• Bachelor’s degree in Systems Engineering or a related field.
• 6–8+ years of job-related experience.
• Experience with cryptographic algorithms and secure communication systems.
• Experience writing technical specifications and test plans.
• Experience performing black-box testing of complex systems.

Responsibilities

• Develop security architectures, cryptographic specifications, and secure communication protocols.
• Define and support cryptographic key-management strategies.
• Create test plans and execute black-box testing for cybersecurity devices.
• Lead integration, interoperability, verification, and validation activities in the ITB.
• Collaborate with systems, software, hardware, and test engineering teams to deliver secure mission solutions.

Skills

Cryptographic algorithms

Secure communication systems

Technical specifications

Test plans

Black-box testing

Communication skills

Education

Bachelor's degree in Systems Engineering or related field

Job description

*** CLEARANCE REQUIREMENTS:

Due to the nature of work performed within our facilities, U.S. citizenship is required. Must be obtain a Department of Defense Secret security clearance at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information.

Position Objectives

Join a cross-functional team developing, specifying, and testing mission-critical Department of Defense cybersecurity devices. You will design security architectures and protocols, develop cryptographic key-management strategies, and perform hands-on testing in the Interoperability Test Bed (ITB) for secure voice, data, and conferencing solutions.

What You'll Do

• Develop security architectures, cryptographic specifications, and secure communication protocols.
• Define and support cryptographic key-management strategies.
• Create test plans and execute black-box testing for cybersecurity devices.
• Lead integration, interoperability, verification, and validation activities in the ITB.
• Collaborate with systems, software, hardware, and test engineering teams to deliver secure mission solutions.
• Identify opportunities to apply AI to improve engineering processes and technical outcomes.

What You Bring

• Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering, Technology or Mathematics field.
• Also requires 6-8+ years of job-related experience.
• Experience with cryptographic algorithms and secure communication systems.
• Experience writing technical specifications and test plans.
• Experience performing black-box testing of complex systems.
• Strong communication skills and the ability to work effectively across a multidisciplinary team.

What Sets You Apart

• Creative, practical problem-solving across the systems development lifecycle.
• Familiarity with cybersecurity devices supporting secure voice, data, and conferencing applications.
• Awareness of evolving technology trends and a drive to improve processes.
• A collaborative mindset and commitment to individual and team growth.

What We Offer

A dynamic career solving meaningful national-security challenges, with professional-development opportunities, a flexible 9/80 schedule, and competitive benefits including 401(k) matching, paid parental leave, healthcare, and wellness programs. Learn more at GDMS Benefits

Workplace Details:

Fully on-site in Dedham, Massachusetts, as part of the Dedham Cyber Engineering team.