Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting and harnessing data. Working alongside many of the most talented professionals in public service, we work tirelessly to create and sustain new solutions and services that meet the stringent demands across a variety of customer missions.Our people know they'll be doing work that matters at the heart of the national security mission, exploring new possibilities at the cutting edge of technology. They know they will be well-rewarded and recognized for their commitment. Our people know they will enjoy plentiful opportunities to grow, thrive, and have fun as a member of the Vibrint family. Join Vibrint, where your career is a priority, and your future is our shared goal.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 complianceEvaluate algorithm implementations (Kyber, Dilithium, SPHINCS+, McEliece)Assess hardware crypto modules (HSMs, TPM, FPGA, ASIC security blocks)Develop crypto migration recommendations for federal clientsReview Type-1 / high-assurance system architecturesSupport 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 assessmentsREQUIRED EXPERIENCE:Lattice-based crypto (Kyber, Dilithium)Code-based (Classic McEliece)Hash-based (SPHINCS+)Hardware crypto modules, HSM, FPGA, chip-level key management___________________________________________________________________The pay range for this position is a general guideline only and not a guarantee of compensation or salary. Our approach to crafting offers considers various factors to provide an equitable and competitive comprehensive compensation package. These considerations include, but are not limited to, contracted rates, education, certification(s), experience, specific competencies required for this position, and geographic location. Vibrint's comprehensive compensation package includes but is not limited to: competitive salary; annual merit-based salary increase 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.