4d
Save
Mark Applied
Hide
Staff Cryptography Engineer
Seattle or Cottonwood Heights or San Francisco or New York City or Frisco
$154k-$264k/yr OnsiteFull Time
8+ YOE8+ years in security engineering or applied cryptography; expertise in post-quantum cryptography, crypto-agility, key management, PKI, HSMs/KMS, cloud cryptographic controls, and strong communication skills.
HSM, KMS, PKI, SSL/TLS, mTLS, M2M, NIST, FIPS, PCI
2mo
Save
Mark Applied
Hide
Public Key Infrastructure (PKI) Engineer
Dallas, Texas, United States
$85k-$145k/yr HybridFull Time
10+ YOE10+ years IT infrastructure experience, 3+ years PKI experience, expertise in cryptography, certificate lifecycle management, automation, Linux/Windows platforms, scripting, and compliance-focused design.
PKI, TLS, PGP, HSM, Active Directory, Linux, Microsoft Windows Server, Python, PowerShell, Bash, KornShell, Venafi, Keyfactor, Entrust, Ansible, Puppet, Terraform, IBM TIM, IBM TAM, Red Hat Identity Management, RHV, Satellite, RHDS, Ceph, AWS, EC2, S3, Lambda, RDS, ALB, NLB, Scrum, Kanban
2w
Save
Mark Applied
Hide
Lead Blockchain Engineer
Jersey City or Tampa or Coppell or Boston or Texas
$75k-$150k/yr HybridFull Time
5+ YOE5+ years software engineering experience, 3+ years Rust, 2+ years smart-contract experience; strong blockchain security, CI/CD, automated testing, and cryptography knowledge.
Rust, Soroban, Stellar, Solana, Playwright, Selenium, Cypress, Postman, CI/CD
2mo
Save
Mark Applied
Hide
Principal Engineer - Stablecoin
Jersey City or Seattle or Plano or San Francisco or Charlotte
$157k-$230k/yr OnsiteFull Time
10+ YOE10+ years experience designing and delivering secure, scalable blockchain and stablecoin solutions; smart contract development (Solidity,Rust); Web3 protocols; cloud (AWS/GCP/Azure); cryptography and DLT security.
AWS, GCP, Azure, Solidity, Rust, Ethereum, Solana, Hyperledger, Truffle, Hardhat, Remix, Web3.js, Ethers.js, Terraform, Chainlink
2w
Save
Mark Applied
Hide
Senior Manager, Application Security
Irving or Chicago or Boston
$113k-$210k/yr OnsiteFull Time
10+ YOE10+ years experience in software security, BS/MS in CS, hands-on software development, CI/CD and application testing (SAST/DAST/IAST), vulnerability management, OWASP/CWE knowledge, cloud and cryptography expertise.
CI/CD, SAST, DAST, MAST, RAST, IAST, OWASP Top 10, WAF
1mo
Save
Mark Applied
Hide
Cyber Risk Management Master
Richardson or Dallas or Austin or Fort Worth or Houston or Plano or San Antonio or United States
OnsiteFull Time
8+ YOEBachelor's in a related field, minimum 8 years relevant experience, strong cybersecurity and risk knowledge (IAM, network, cryptography, vulnerability management, cloud, app security), regulatory knowledge, stakeholder influence, and MS Office proficiency.
Microsoft Visio, Microsoft PowerPoint, Microsoft Excel, Microsoft Word, ServiceNow
1w
Save
Mark Applied
Hide
Senior Manager, Application Security
Irving or Chicago or Boston
$113k-$210k/yr HybridFull Time
10+ YOEBS/MS in CS or similar,10+ years experience,software development and CI/CD experience,SAST/DAST/MAST/RAST/IAST and vulnerability management,OWASP/CWE knowledge,cloud and auth expertise,threat modeling and cryptography.
SAST, DAST, MAST, RAST, IAST, OWASP Top 10, CWE 25, WAF
1mo
Save
Mark Applied
Hide
Sr. Sec & Compliance Eng Mgr, AWS Security Assurance Services, LLC
Austin or Nashville or Seattle or Arlington or Herndon or Houston or Dallas
$166k-$237k/yr OnsiteFull Time
5+ YOE5+ Mgmt5+ years managing teams and 5+ years in software security; Bachelor's in CS/InfoSec or related; knowledge of web services, cryptography, network and OS security; threat modeling and application security experience; stakeholder communication and POC delivery.
cfn-guard, OPA Rego, Cedar, CI/CD, AWS Config, GuardDuty, Security Hub, AWS Control Tower, AWS Systems Manager, KMS, IAM, VPC, Lambda, CloudTrail, CloudWatch, EventBridge
1w
Save
Mark Applied
Hide
Lead Information Security Engineer - Cryptographic Products and Services
Irving or Columbus or Charlotte
$119k-$187k/yr HybridFull Time
5+ YOE5+ years information security engineering experience; intermediate-advanced scripting (Bash, PowerShell, Python, Ansible, VBScript, JavaScript, UI path); Linux/Windows server experience; cryptography, HSMs, automation, CI/CD, and auditing experience preferred.
Bash, PowerShell, Python, Ansible, VBScript, JavaScript, UI path, Linux, Windows, Puppet, Chef, CI/CD, Hardware Security Modules (HSMs)
1w
Save
Mark Applied
Hide
Blockchain - Sr Lead Security Engineer
Plano or Seattle or Wilmington or Columbus or Jersey City or Palo Alto
$171k-$260k/yr OnsiteFull Time
7+ YOEBachelor's in CS or related,7+ years software development with ≥2 years blockchain experience, strong Java/Python skills, blockchain fundamentals, cryptography (MPC,TSS,DKG,ECDSA,EdDSA), AWS, containers, infra-as-code, API and security best practices.
Java/J2EE, Python, Spring Boot, Flask, FastAPIS, Multi-Party Computation (MPC), ECDSA, EdDSA, BIP-32/BIP-44, AWS EC2, AWS EKS, AWS Lambda, AWS S3, AWS RDS, AWS IAM, AWS SQS, AWS SNS, API Gateway, AWS KMS, Terraform, CloudFormation, Docker, Kubernetes, Oracle, PostgreSQL, DynamoDB, MongoDB, Redis, Datadog, Dynatrace, Splunk, Grafana, Prometheus, Jenkins, GitHub Actions, Spinnaker, GitHub Copilot, Claude Code, OAuth 2.0, JWT, TLS, mTLS
2mo
Save
Mark Applied
Hide
Principal Engineer - Stablecoin
Jersey City or Seattle or Plano or San Francisco or Charlotte
$157k-$230k/yr HybridFull Time
Experience designing and building secure, scalable financial blockchain apps and smart contracts; multi-cloud, multi-region; cloud providers (AWS, GCP, Azure); web3 protocols; Solidity/Rust; cryptography; DeFi; code reviews and security analysis; integration with external systems.
Solidity, Rust, Web3, Truffle, Hardhat, Remix, Web3.js, Ethers.js, Terraform, AWS, GCP, Azure
3mo
Save
Mark Applied
Hide
FPGA Engineer (TX, Dallas-Fort Worth)
Dallas, Texas, United States
OnsiteFull Time
EndoSec: Security software and cryptographic hardware for government and defense.
FPGA design and development, IP cores, hardware security, languages (C/C++, Python, VHDL, Verilog), tools (Vivado, Quartus, GHDL), system integration, travel 10%, ability to obtain US government security clearance.
C/C++, Python, VHDL, Verilog, Tcl, Vivado, Questa, GHDL, Quartus Prime, Xilinx, Zynq, Versal, AXI, ACE, Avalon, IP Core, Simulation, cocotb, pyuvm, cryptography, System Integration
1mo
Save
Mark Applied
Hide
IT Governance, Risk & Compliance Manager
Dallas or Buffalo
OnsiteFull Time
5+ YOEDesign and implement security architecture, monitor and investigate security events, lead incident response, develop security policies, and ensure compliance with frameworks (ISO 27001, NIST, GDPR); Bachelor’s in CS/IT/Cybersecurity and 5+ years in network/security required; CISSP/CISM/CEH preferred.
firewalls, intrusion detection systems, penetration testing tools, security assessment tools, ISO 27001, NIST, GDPR, encryption protocols, antivirus solutions
3mo
Save
Mark Applied
Hide
Database Engineer II
Frisco or Cleveland or United States
$100k-$120k/yr HybridFull Time
5+ YOE5+ years as Database Engineer/DBA in DevOps/Cloud; proficient in PostgreSQL, Oracle, SQL Server, Aurora; CI/CD, IaC, cloud platforms (AWS preferred); strong security and performance skills.
PostgreSQL, Oracle, SQL Server, Aurora, MongoDB, GitHub Actions, Azure DevOps, Terraform, CloudFormation, Ansible, AWS, Kafka, Encryption, KMS, CI/CD