Senior Cryptographer - Post Quantum & High-Assurance Systems (TS/SCI)

Vibrint$120K — $150K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5-10 years of experience in cryptography
  • Deep knowledge in modern cryptographic design
  • Expertise in post-quantum cryptography evaluation
  • Familiarity with national security programs (NSA, CYBERCOM, etc.)
  • Experience with hardware crypto modules and key management

Responsibilities

  • Conduct cryptographic audits for compliance with CNSA 2.0 and NIST PQC
  • Evaluate and benchmark various algorithms (e.g., Kyber, Dilithium)
  • Assess security of hardware crypto modules (HSMs, TPMs)
  • Develop tailored cryptographic migration strategies for clients
  • Review high-assurance system architectures for robustness
  • Support prototyping of proprietary PQC hardware modules
  • Engage with relevant working groups (optionally)

Benefits

  • Competitive salary and merit-based increases
  • 401(k) plan with company contributions
  • 160 hours of paid time off annually
  • Comprehensive health benefits including medical and dental
  • Generous professional development allowance
  • Employee assistance program
  • 11 paid federal holidays
Full Job Description
We are expanding our cryptographic audit and engineering practice to support federal and critical-infrastructure customers migrating to quantum-resilient architectures.

ROLE OVERVIEW:

We are seeking a Senior Cryptographer with deep experience in modern cryptographic design, PQC evaluation, and secure-system implementation. The ideal candidate has supported or participated in national-security cryptographic programs (NSA, CYBERCOM, CIA DS&T, MITRE, APL, Sandia, Los Alamos, NIST). Work Locations in Virginia / Maryland / DC / Remote (with CONUS travel)

You will be a senior technical advisor working alongside Vibrint's cleared engineering teams and QED's cryptography leadership, advising federal customers and evaluating cryptography modernization roadmaps.

KEY RESPONSIBILITIES:
  • Conduct cryptographic audits for CNSA 2.0 + NIST PQC compliance
  • Evaluate algorithm implementations (Kyber, Dilithium, SPHINCS+, McEliece)
  • Assess hardware crypto modules (HSMs, TPM, FPGA, ASIC security blocks)
  • Develop crypto migration recommendations for federal clients
  • Review Type-1 / high-assurance system architectures
  • Support prototyping of QED-Vibrint proprietary PQC hardware modules (QRNG + PQC-enabled chipset)
  • Engage with NIST/IETF/PQC working groups (optional but preferred)
  • Contribute to customer briefings, white papers, and cryptographic risk assessments

REQUIRED EXPERIENCE:
  • Lattice-based crypto (Kyber, Dilithium)
  • Code-based (Classic McEliece)
  • Hash-based (SPHINCS+)
  • Hardware crypto modules, HSM, FPGA, chip-level key management


Vibrint's comprehensive compensation package includes but is not limited to: competitive salary; annual merit-based salary increases and discretionary bonus program; 401(k) plan with a company contribution; 11 paid federal holidays; 160 hours of paid time off; medical, dental, vision, life and short- & long-term disability insurance; employee assistance program; and a generous professional development allowance.

Please apply for immediate consideration.

About Vibrint

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