3w
Save
Mark Applied
Hide
Cryptography Engineer
Chantilly, Virginia, United States
$113k-$257k/yr OnsiteFull Time
Applied cryptography or cybersecurity experience; programming in Python, Rust, or C++; cloud and key management knowledge; PKI and secure protocols; TS/SCI with polygraph; bachelor’s in Physics, Mathematics, or Computer Science.
Python, Rust, C++, Linux, Windows
1d
Save
Mark Applied
Hide
Cryptography Analyst
McLean, Virginia, United States
$220k-$269k/yr OnsiteFull Time
12+ YOEActive TS/SCI with Polygraph,12+ years cryptography experience in classified environments, CNE and access development, strong knowledge of cryptographic algorithms and network protocols, software vulnerability analysis, strong written and verbal communication.
Computer Network Exploitation (CNE)
3w
Save
Mark Applied
Hide
Cryptography Engineer
Chantilly, Virginia, United States
$113k-$257k/yr HybridFull Time
Experience in applied cryptography or cybersecurity, programming in Python/Rust/C++, PKI and key management knowledge, TS/SCI with polygraph, bachelor’s in physics/math/computer science, ability to assess vendor risk and translate technical concepts.
Python, Rust, C++, Linux, Windows
2w
Save
Mark Applied
Hide
Quantum Cryptography Policy, Strategy, and Migration SME
Washington, District of Columbia, United States
$220k-$242k/yr OnsiteFull Time
20+ YOEActive Top Secret/SCI clearance; PhD+20 years or Master's+22 years in related field; expert knowledge of classical and post-quantum cryptography; experience developing PQC policy, migration strategies, and enterprise adoption plans.
1mo
Save
Mark Applied
Hide
Cryptography Apprentice: Early Mid or Higher Experience Level (Applicants must currently hold a Secret clearance or higher) - FUTURE NEED
Linthicum Heights, Maryland, United States
$43-$79/hr OnsiteFull Time
3+ YOEUS citizen with current Secret clearance; Bachelor's in CS/CE/EE/Math/Physics; 3+ years reverse engineering experience; proficiency in C and Python, x86/x64 assembly, IDA Pro, cryptography, and strong communication skills.
IDA Pro, MongoDB, Neo4j, Java, C, Python, C++, Assembly, EnCase, FTK, Android, Linux
1mo
Save
Mark Applied
Hide
Post-Quantum Cryptography (PQC) Program Analyst / Cryptographic Modernization Specialist
Alexandria, Virginia, United States
OnsiteFull Time
10+ YOEBachelor's degree and 10+ years experience in cybersecurity/cryptography, PKI, security architecture, and risk management; experience with DoD cryptographic modernization, migration planning, and executive briefings; active Top Secret/SCI clearance required.
PKI, KMI, COMSEC, Risk Management Framework (RMF), Zero Trust Architecture, Microsoft Office Suite
1mo
Save
Mark Applied
Hide
Senior Systems and Infrastructure Engineer, Information Security, Post-Quantum Cryptography (PQC)
Bentonville or Herndon
$90k-$216k/yr OnsiteFull Time
3+ YOEDeep expertise in post-quantum cryptography and cryptographic systems; experience designing and scaling secure enterprise architectures, modern security protocols (TLS/SSH/IPsec), and working with HSMs; strong communication and stakeholder management.
TLS, SSH, IPsec, HSM
1mo
Save
Mark Applied
Hide
Security Engineer, Specialized Business Services Cryptography
Sunnyvale or Seattle or New York or Herndon
$159k-$213k/yr OnsiteFull Time
3+ YOE3+ years developing and reviewing cryptographic solutions, scripting/programming and security code review, experience with PKI and HSMs, threat modeling; Bachelor's in STEM or 3+ years IT security experience; AWS experience preferred.
AWS, HSM
2mo
Save
Mark Applied
Hide
Senior Cryptographer – Post Quantum & High-Assurance Systems (TS/SCI)
Reston, Virginia, United States
OnsiteFull Time
Position targets cryptography and high-assurance systems work supporting national security; requires TS/SCI clearance (implied by title).
2mo
Save
Mark Applied
Hide
Cybersecurity Software Engineer - Remote
Washington, District of Columbia, United States
$140k-$180k/yr RemoteFull Time
10+ YOE10+ years software engineering and cybersecurity with leadership; PKI, IAM, cryptography (PQC), confidential computing, zero trust, and cloud security; AWS/Azure security.
Java, Bouncy Castle, ACME, ServiceNow, DocuSign, Keyfactor, Ascertia, AWS, Azure, PKI, IAM, Confidential Computing, Zero Trust, Cloud Security, Post-Quantum Cryptography, PQC
1w
Save
Mark Applied
Hide
Engineering Manager - Security Platform
Atlanta or Austin or Denver or New York City or Toronto or Washington DC or Seattle
$170k-$237k/yr HybridFull Time
Engineering manager with distributed systems, software development, and security implementation experience; strong communication and team leadership; experience with PKI, secrets management, or cryptography preferred.
HashiCorp Vault, OpenBao, Linux/UNIX, Go, Python, Salt, HSMs, TPM, AMD SEV, Intel SGX, Apple Secure Enclave
18h
Save
Mark Applied
Hide
Bitcoin Security Director
Tysons Corner, Virginia, United States
$156k-$281k/yr OnsiteFull Time
8+ YOEBachelor's required (Master's preferred),8+ years in cybersecurity/cryptography/distributed systems,deep expertise in Bitcoin protocol,custody,key management,threat analysis,and executive communication.
1d
Save
Mark Applied
Hide
Cryptanalytic Computer Scientist 2
Annapolis Junction, Maryland, United States
$129k-$175k/yr OnsiteFull Time
3+ YOEMaster's+3yrs (or Bachelor's+5yrs) in CS/EE/Math or related with strong Python, cryptography, algorithm development, HPC and distributed data experience; active security clearance with polygraph required.
Python
5d
Save
Mark Applied
Hide
Director, Identity & Access Management
Washington, District of Columbia, United States
$190k-$220k/yr RemoteFull Time
10+ YOE4+ Mgmt10+ years IAM/cybersecurity experience, 4+ years leadership, cloud-native (AWS/Azure/GCP) experience, expertise with IAM/CIAM/PAM/CIEM, cryptography, audit/compliance, and scripting for automation.
Okta, Azure Entra ID, IGA, PAM, Wiz CIEM, Python, PowerShell, Bash, Terraform, CloudFormation, Azure, AWS, GCP
1mo
Save
Mark Applied
Hide
Cyber Security Engineer (DLA JETS DLP)
Washington or United States
RemoteFull Time
7+ YOE7+ years IT experience, active Top Secret clearance, DOD 8570.01 IAT II and CNDSP-IS certifications, DLP administration experience, incident response and security engineering skills, blockchain/cryptography experience preferred.
Blockchain, DLP
1w
Save
Mark Applied
Hide
Blockchain Consultant - Financial Institutions Advisory
Washington or New York
$85k-$115k/yr OnsiteFull Time
1+ YOEBachelor's in computer science or related,1+ year blockchain analysis and tech consulting,cryptography experience,proficiency with Chainalysis,TRM,Elliptic,Solidus,SQL,Python,Microsoft Office;U.S. work authorization required.
Chainalysis, TRM, Elliptic, Solidus, SQL, Python, Microsoft Office Suite
2mo
Save
Mark Applied
Hide
Cryptanalytic Computer Scientist, Level 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
Strong foundation in computer science, mathematics, or engineering with focus on cryptography and algorithm development; experience with mathematical models, cryptographic principles, and high-performance computing; proficient in Python/C++/Java; strong analytical and communication skills.
Python, Spark, C++, Java, XKS
2mo
Save
Mark Applied
Hide
Software Engineer
Baltimore or Annapolis
HybridFull Time
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Somerville or Washington
$160k-$190k/yr HybridFull Time
5+ YOEBachelor's in CS/Math/Engineering/Science, 5+ years full-stack/backend experience, cloud microservices, cryptography, Istio, FastAPI, Docker, Helm, SQL/NoSQL, CI/CD, automated testing, strong communication.
Istio, FastAPI, Docker, Helm, OAuth2, IETF RFCs, SQL, NoSQL
1mo
Save
Mark Applied
Hide
Senior Microelectronics Engineer
Alexandria, Virginia, United States
OnsiteFull Time
10+ YOE10+ years technical leadership experience in semiconductor device R&D; integrated circuit and embedded system design; cryptography/key management; microelectronics and system security analysis; current TS/SCI clearance; M.S. in relevant field.
Field-programmable gate array (FPGA), ASIC verification, microcode