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
1d
Save
Mark Applied
Hide
Head of Execution & Oversight USCB & IB Markets CISO
Wilmington or Whippany
OnsiteFull Time
Extensive experience leading complex cybersecurity programmes, strong knowledge of cyber principles, IAM and cryptography, ability to communicate with senior executives and deliver strategic security initiatives.
22h
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
1w
Save
Mark Applied
Hide
Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
2+ YOEActive Secret clearance, BS in related discipline, 2+ years related experience, Linux experience, knowledge of cryptography, programming experience (Python/Java/C/C++), and proficiency communicating technical findings.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, APIs
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
2d
Save
Mark Applied
Hide
Elastic Engineer
Annapolis Junction or Pensacola or United States
$72-$91/hr RemoteFull Time
2+ YOE2+ years Elastic Stack experience, Kibana visualization skills, log pipeline and ECS formatting experience, knowledge of federal compliance (NIST/FIPS/STIG/FedRAMP), cryptography basics, Secret clearance, DoD8570 IAT II compliance.
Elastic, Elastic Stack, Elasticsearch, Logstash, Kibana, Elastic Common Schema (ECS), Docker, Kubernetes, Elastic Cloud on Kubernetes (ECK), Cribl, NiFi, Kafka, Office 365, Teams, RDP, SSH, CLI
2d
Save
Mark Applied
Hide
Cryptanalytic Computer Scientist 1
Annapolis Junction, Maryland, United States
$92k-$134k/yr OnsiteFull Time
2+ YOEBachelor's (2 years experience) or Associate's (4 years) in CS/CE/EE/Math or related with strong programming and math; expertise in Python, cryptography, algorithm design, high-performance/distributed data processing; active security clearance with polygraph required.
Python
1mo
Save
Mark Applied
Hide
Application Security Engineer
Fort Meade, Maryland, United States
$87k-$198k/yr HybridFull Time
4+ YOERequires 4+ years supporting DoD enterprise architecture, 4+ years designing/administrating F5 BIG-IP, experience with inline break-and-inspect proxies, TLS/mTLS configuration, knowledge of PKI/cryptography, Secret clearance, HS diploma or GED.
F5 BIG-IP, Office 365, Teams, RDP, SSH, CLI, Linux, UNIX, NIST 800-53, FIPS, DoD STIG, FedRAMP
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
1mo
Save
Mark Applied
Hide
Cryptologist
Linthicum, Maryland, United States
$146k-$234k/yr OnsiteFull Time
8+ YOETS/SCI clearance required; 8+ years' experience with BS (6+ with MS, 3+ with PhD) in math/computer science/cryptography/info security or equivalent experience; proficiency in Python, C++, Java; experience with device decryption, NAND/NOR recovery, and forensic tools.
Python, C++, Java, Cellebrite, GrayKey, Magnet AXIOM, EnCase, FTK, X-Ways, JTAG, In-System Programming (ISP), chip-off
1mo
Save
Mark Applied
Hide
Application Security Engineer
Fort Meade, Maryland, United States
$87k-$198k/yr OnsiteFull Time
4+ YOE4+ years DoD enterprise architecture experience; 4+ years designing, implementing, and administering F5 BIG-IP and in-line break-and-inspect proxy solutions; experience with TLS/mTLS and DoD stakeholders; knowledge of cryptography and PKI; Secret clearance; HS diploma or GED.
F5 BIG-IP, Microsoft Office 365, Microsoft Teams, RDP, SSH, CLI, Linux, NIST 800-53, FIPS, DoD STIG, FedRAMP
2mo
Save
Mark Applied
Hide
Sr. Cybersecurity Engineer
Fort Meade or Laurel
OnsiteFull Time
8+ YOEEight+ years of cybersecurity experience in a DoD environment; Bachelor's in Cybersecurity; DCWF 8140/8570 certifications may be required.
Firewalls, Encryption, Vulnerability Analysis, DoD Networks, Risk Assessment
2mo
Save
Mark Applied
Hide
Network Engineer
Annapolis Junction or Aurora
$72-$111/hr OnsiteFull Time
8+ YOE8+ years as a Network Engineer; TCP/IP, DNS/DHCP, SNMP, VPN; configure/manage devices; LAN/WAN/cloud; security; monitoring tools; TS/SCI with polygraph; HS diploma or GED.
Cisco hardware, SolarWinds, Wireshark, Nagios, Firewalls, IDS/IPS, VPN, Encryption
2mo
Save
Mark Applied
Hide
Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
7+ YOESenior software engineer with DoD experience, specializes in biometric systems, secure coding, and Agile/DevSecOps.
Android, CI/CD, DevOps, DevSecOps, Security, Encryption
1mo
Save
Mark Applied
Hide
Linux Systems Admin L1
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOEActive TS/SCI with Polygraph required; 5 years systems administration experience or bachelor’s in a technical discipline (or 5 additional years experience). IAT II (DoD 8570) required or obtainable within 6 months. Experience with Linux, containers/cloud, storage, virtualization, networking/firewalls, PKI/TLS/crypto, SSP compliance.
Linux, Containers, Cloud, Storage, Virtualization, IP networking, Firewall, Automation tools, PKI, TLS, Crypto, SSP
2mo
Save
Mark Applied
Hide
Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions: Provides logistics and technical services to defense agencies.
7+ YOESenior software engineer with DoD biometric systems experience; security clearance required; Agile/DevSecOps; Android apps; cybersecurity.
Android, DevOps, DevSecOps, CI/CD, Security testing, Encryption
2mo
Save
Mark Applied
Hide
Commence - Security Lead
Baltimore, Maryland, United States
$150k-$155k/yr HybridFull Time
10+ YOELead cybersecurity, privacy, and compliance for a CMS program; security advisor to leadership; collaborate with DevSecOps and government security stakeholders to embed security across the solution.
AWS, Kubernetes, Infrastructure as Code, CI/CD, SIEM, Open Source, IAM, MFA, Encryption
2mo
Save
Mark Applied
Hide
Target Digital Network Reporter and Analyst
Fort Meade, Maryland, United States
$99k-$225k/yr RemoteFull Time
2+ YOETS/SCI with polygraph; HS diploma or GED with 6+ years, or Associate degree with 4+ years, or Bachelor's degree with 2+ years in analytical methodologies and tool usage; experience in routing, network analysis, SIGINT, and cyber operations.
Python, C++, Scripting, Penetration testing tools, Encryption technologies