Sr. Security Engineer

Next Level Business Services Inc.; Atlanta (GA); On-site; USD 130,000 - 170,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

Job summary

NLB Services in the United States is seeking a PKI Engineer to design, operate, and enhance enterprise PKI and certificate management services across systems, ensuring secure authentication, encryption, and lifecycle governance.

The role focuses on automation, compliance with standards (NIST, PCI-DSS, CMMC), incident response support, and collaboration with application and infrastructure teams to scale PKI and improve certificate health.

Qualifications

• Bachelor's degree in Computer Science, Cybersecurity, or related field (or equivalent experience).
• 37+ years in PKI, cybersecurity engineering, or infrastructure security.
• Hands-on experience with certificate lifecycle management.
• Experience with PKI tools/platforms (e.g., Venafi, DigiCert, Microsoft CA, AWS ACM).
• Understanding of TLS/SSL, cryptographic principles, and key management.

Responsibilities

• Design, operate, and enhance the enterprise PKI and certificate management services.
• Ensure availability, resiliency, and patching of PKI infrastructure.
• Support certificate issuance, renewal, revocation, and lifecycle management.
• Manage large-scale certificate environments across applications and infrastructure.
• Ensure timely renewal and replacement of certificates.
• Support trust store management and certificate chain integrity.
• Build and implement automation for certificate lifecycle management.
• Integrate PKI services with enterprise platforms (CI/CD pipelines, cloud services, applications).
• Deploy and operationalize tools such as connectors and automation pipelines.
• Enforce security policies related to certificate usage and cryptography.

Skills

PKI engineering

Cybersecurity

Infrastructure security

Certificate lifecycle management

TLS/SSL understanding

Education

Bachelor's degree in Computer Science, Cybersecurity, or related field

Tools

Venafi

DigiCert

Microsoft CA

AWS ACM

Job description

Responsible for the design, testing, evaluation, implementation, support, management, and deployment of security systems/devices used to safeguard the organizations information assets. Also responsible for analyzing the information security environment and assisting with the development of security measures to safeguard information against accidental or unauthorized modification, destruction, or disclosure. '-Works with the technical team to recover data after a security breach. -Configures and installs firewalls and intrusion detection systems. -Develops automation scripts to handle and track incidents. -Investigates intrusion incidents, conducts forensic investigations and mounts incident responses. -Delivers technical reports and formal papers on test findings. -Installs firewalls, data encryption, and other security measures. -Maintains access by providing information, resources, and technical support. -Ensures authorized access by investigating improper access; revoking access; reporting violations; monitoring information requests by new programming; recommending improvements. -Updates job knowledge by participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations. -Accomplishes information systems and organization mission by completing related results as needed. '-Builds, deploys, and tracks security measurements for computer systems and networks. -Mitigates security vulnerabilities by implementing applicable solutions and tools. -Performs vulnerability testing, risk analyses, and security assessments. -Collaborates with colleagues on authentication, authorization, and encryption solutions. -Tests security solutions using industry standard analysis criteria. -Responds to information security issues during each stage of a projects lifecycle. -Performs risk assessments and testing of data processing systems. -Establishes system controls by developing framework for controls and levels of access; recommending improvements.

• Establishes computer and terminal physical security by developing standards, policies, and procedures; coordinates with facilities security; recommends improvements. -Safeguards computer files by performing regular backups; developing procedures for source code management and disaster preparedness; recommends improvements. '-Determines the sensitivity of the data in order to recommend the appropriate security needs. -Develops proposals for, and consider cost effective equipment options to satisfy security needs. -Communicates with the technical team, management team and users companywide if data security is breached. -Designs infrastructure to alert the technical team of detected vulnerabilities. -Evaluates new technologies and processes that enhance security capabilities. -Supervises changes in software, hardware, facilities, telecommunications and user needs. -Defines, implements, and maintains corporate security policies. -Analyzes and advises on new security technologies and program conformance. -Creates, tests, and implements network disaster recovery plans. -Recommends security enhancements and purchases. -Trains staff on network and information security procedures. -Develops security awareness by providing orientation, educational programs, and on-going communication. -Recommends modifications in legal, technical and regulatory areas that affect IT security.

Quals--

Job Description

The PKI Engineer is responsible for designing, operating, and enhancing the enterprise Public Key Infrastructure (PKI) and certificate management services. This role ensures secure authentication, encryption, and certificate lifecycle management across enterprise systems, supporting regulatory compliance and operational stability.

Ensure availability, resiliency, and patching of PKI infrastructure

Support certificate issuance, renewal, revocation, and lifecycle management

Manage large-scale certificate environments across applications and infrastructure

Ensure timely renewal and replacement of certificates

Support trust store management and certificate chain integrity

Build and implement automation for certificate lifecycle management

Integrate PKI services with enterprise platforms (CI/CD pipelines, cloud services, applications)

Deploy and operationalize tools such as connectors and automation pipelines

Enforce security policies related to certificate usage and cryptography

Define and maintain standards for certificate issuance, validity, and usage

Support compliance with regulatory frameworks (e.g., NIST, CMMC, PCI, TSA directives)

Partner with application and infrastructure teams to enable certificate automation

Provide guidance and supporting tooling while ensuring clear ownership boundaries

Assist teams with onboarding to PKI services and automation

Identify and remediate risks related to certificate expiration, misconfiguration, or trust failures

Support incident response involving certificate or encryption issues

Improve visibility and reporting for certificate health and compliance

Support adoption of new cryptographic standards (e.g., post-quantum cryptography)

Assist in modernization of PKI architecture and tooling

Evaluate new solutions for scalability and resilience

Qualifications

Bachelors degree in Computer Science, Cybersecurity, or related field (or equivalent experience)

37+ years in PKI, cybersecurity engineering, or infrastructure security

Hands-on experience with certificate lifecycle management

Experience with PKI tools/platforms (e.g., Venafi, DigiCert, Microsoft CA, AWS ACM)

Understanding of TLS/SSL, cryptographic principles, and key management

Experience With

HSMs and key custody operations

PKI automation (APIs, pipelines, scripting)

Cloud certificate services (AWS, Azure)

Knowledge of compliance frameworks (NIST, PCI-DSS, CMMC)

Experience scaling PKI in large enterprise environments

Familiarity with trust store management across distributed systems

Equal Employment Opportunity

NLB Services is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex (including pregnancy, sexual orientation and gender identity), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable law.

Reasonable Accommodation

NLB Services provides reasonable accommodations during the recruitment process as required by law. Applicants requiring an accommodation due to a disability, pregnancy-related limitation, or sincerely held religious belief, practice or observance may contact their recruiter or email [e-mail].

Benefits

Eligible employees may receive medical, dental and vision insurance, and other benefits. Eligibility and benefit terms vary based on employment status and assignment.

Other Important Terms

• Applicants must be legally authorized to work in the United States.
• Any employment offer may be contingent upon job-related screening, employment verification and other requirements permitted by applicable law.