Quantum Cryptographic Engineer

Job Description

ECS is seeking a Quantum Cryptographic Engineer to support cryptographic discovery, risk assessment, and transition planning for U.S. Army programs. This role executes hands‑on ACDI operations, inventory development, and RMF integration under the guidance of senior engineers and program leads.

• 3+ years of federal or defense cybersecurity experience
• Working knowledge of RMF, eMASS, and DoD cyber governance
• Able to communicate technical findings clearly to program stakeholders
• Building cryptographic and PQC expertise with a desire to grow into advisory roles

• Support Army programs on PQC transition activities and cryptographic modernization under senior engineer direction
• Conduct cryptographic discovery, inventory, and risk assessments across enterprise and mission systems
• Contribute to migration roadmaps and support system‑level transition planning activities

• Execute and operationalize automated cryptographic discovery (ACDI)
• Develop cryptographic inventories and CBOMs identifying quantum‑vulnerable dependencies
• Contribute to CONOPs development enabling Army system owners to produce PQC migration cost estimates by priority category
• Support enterprise reporting and alignment to DoD PQC directives

• Support integration of cryptographic findings into RMF workflows, eMASS, and POA&M development
• Execute against CONOPS, SOPs, and TTPs to support scalable cryptographic operations across Army system owners
• Maintain quality and consistency in cryptographic reporting and remediation activities in accordance with program standards
• Ensure alignment to federal mandates including NSM‑10 and CNSA 2.0

• Support coordination with program managers, ISSOs, and acquisition stakeholders as directed
• Document and communicate technical findings in clear, actionable formats for program stakeholders
• Collaborate with senior engineers and contribute to team knowledge sharing and best practices

  Salary Range: $160,000 - $180,000

  Required Skills
  • 3+ years of experience in cybersecurity, cryptography, or related disciplines in federal or defense environments
  • Secret Clearance at a minimum
  • Ability to meet or working toward DoD 8140 qualification requirements
  • Experience supporting Army or DoD programs in a cybersecurity or engineering capacity
  • Working knowledge of RMF principles and familiarity with eMASS
  • Foundational knowledge of cryptographic engineering concepts including PKI, key management, and secure protocols
  • Awareness of PQC standards including FIPS 203, 204, and 205 and a desire to develop deeper expertise
  Desired Skills
  • Experience with ACDI tools or cryptographic inventory platforms
  • Background with Army programs (ARCYBER, PEOs, etc.)
  • Experience in classified environments (NIPR/SIPR)
  • Certifications such as Security+, CySA+, CASP+, or equivalent; CISSP a plus
  • Scripting experience (Python, Power Shell)

  ECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis of any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.