Senior Identity Engineer | R&D Specialist

3500 Square LLC

$100K — $130K *
US-AnywhereRemote in United States
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of hands-on experience in identity engineering within federal or DoD environments.
  • Experience designing secure identity architectures and implementing PKI/PKE systems.
  • Strong analytical and documentation skills in secure systems.
  • Ability to obtain a Public Trust clearance.
  • Bachelor's degree in IT/Cybersecurity or related field, or CISSP/SSCP certification.

Responsibilities

  • Design and develop ICAM solutions in line with DoD standards.
  • Engineer directory services architectures based on DHA baselines and security guidelines.
  • Research and prototype next-generation cryptographic capabilities.
  • Maintain engineering artifacts and technical packages.
  • Support PKI infrastructure and certificate validation tools.
  • Implement identity solutions across hybrid and on-premise environments.
  • Design PKE solutions using X.509 certificates for secure applications.

Benefits

  • Remote work flexibility across the U.S. and Puerto Rico.
  • Opportunities to work in a federal healthcare environment.
  • Engagement with cutting-edge cybersecurity technologies.
  • Potential career advancements within a global organization.
Full Job Description
Job Posting: Senior Identity Engineering Services | R&D Specialist

Location: Remote - Available across U.S. and Puerto Rico

Clearance Level: Public Trust (ADP/IT-II) or Tier 3 Investigation (NACLC)
Citizenship: U.S. Citizenship required

Summary

We are seeking candidates for a potential opportunity Senior Identity Engineer | R&D Specialist to join our Identity Engineering Services team, supporting advanced identity infrastructure and access management capabilities for a global federal healthcare environment. This role combines hands-on technical expertise with innovation, research, and development of secure, scalable identity solutions for the Military Health System (MHS).

Key Responsibilities
  • Design and develop identity, credential, and access management (ICAM) solutions aligned with DoD cybersecurity and ICAM standards.
  • Engineer and sustain directory services architectures such as ADDS, ADLDS, and Secure DNS based on DHA server baselines and DISA STIGs.
  • Research, prototype, and test next-generation PKI, PKE, PAM, and cryptographic key management capabilities.
  • Maintain and update engineering artifacts including the mJAD Architecture & Design Document and technical packages.
  • Support and enhance PKI infrastructure including certificate validation tools (Axway), Middleware (e.g., ActivIdentity), and CA migration processes.
  • Engineer identity solutions across hybrid cloud and on-premise environments to manage users, systems, and SaaS resources.
  • Design and implement PKE solutions using X.509 certificates for secure authentication, encryption, and data integrity across MHS applications.
  • Provide support for certificate-enabled tools like ActivClient and Validator Suites.
  • Apply research methods in computer science, network distribution, embedded systems, and secure software design.
  • Contribute to the development of scalable identity architectures using formal modeling, analysis, and performance validation techniques.

Preferred Tools & Technologies
  • Microsoft Active Directory, ADLDS, DNS
  • DoD PKI / Internal Medium Assurance (IMA)
  • ActivIdentity ActivClient, Axway Validator Suite
  • DoD ICAM Reference Architecture and DoDI 8520.02 / 8520.03
  • PowerShell, LDAP, X.509 certificate utilities
  • Microsoft Windows Server OS
  • Remedy Ticketing System
  • DISA STIGs and DoD security policies

Minimum Qualifications
  • At least 5 years of hands-on experience in identity engineering, cybersecurity R&D, or PKI infrastructure within a federal or DoD setting.
  • Proven experience designing and testing scalable, secure identity architectures and implementing PKI/PKE systems.
  • Strong analytical, documentation, and software development skills in secure system environments.
  • Ability to obtain and maintain a Public Trust (Tier 3/NACLC) clearance.

Education & Certifications
  • Required (Foundational - one of the following):
    • Bachelor's degree in IT / Cybersecurity / Data Science / IS / CS (ABET or CAE accredited),
    • OR CISSP / SSCP.
  • Required (CE - one of the following):
    • Microsoft Identity & Access Administrator (SC-300),
    • OR Microsoft Entra ID Governance Specialty.


Please Note: This position is contingent upon contract award. Candidates selected will be notified once the award has been confirmed.

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