PKI Engineer - TS/SCI with Polygraph

GDIT

$147K — $199K *
Tampa, FL 33647In-Person
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years of related experience in IT and PKI systems
  • Bachelor's degree in an IT-related field or equivalent experience
  • Current Top Secret SCI clearance with favorable polygraph
  • Strong understanding of multifactor authentication and identity management components
  • Proven ability to troubleshoot complex PKI issues across networks

Responsibilities

  • Engineer and maintain enterprise PKI services and supporting infrastructure
  • Manage secure certificate lifecycle processes
  • Troubleshoot PKI issues related to authentication and revocation
  • Support MFA through credentialing and token management
  • Maintain health of PKI systems and components
  • Collaborate with teams to integrate PKI into new technologies
  • Document PKI architecture and processes
  • Implement security updates in accordance with vulnerability management directives

Benefits

  • Variety of medical plan options, including Health Savings Accounts
  • Dental and vision plan options
  • 401(k) plan with company match
  • Full flex work weeks where feasible
  • Comprehensive paid time off plans including vacation and holidays
  • Short and long-term disability benefits; life and accident insurance options
  • Regular review of benefits to remain competitive and aligned with employee preferences
Full Job Description

Type of Requisition:

Pipeline

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Multi-Factor Authentication (MFA), PKI Certificate Management, Public Key Infrastructure, Token Standards

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

PKI ENGINEER

YOUR IMPACT

Own your opportunity to support national defense. Your work will help keep critical operations secure and connected across the global enterprise directly, contributing to a mission that protects our nation every day.

MEANINGFUL WORK AND PERSONAL IMPACT

As a PKI Engineer supporting CIS, you will design, implement, and sustain secure public key infrastructure services that support authentication, encryption, and identity trust across multiple networks and security domains. You will engineer certificate services, integrate identity systems, maintain PKI related infrastructure, and ensure the resilience and compliance of enterprise credentialing services. Your work strengthens secure access, protects sensitive data, and enables mission critical operations across a distributed enterprise.

KEY RESPONSIBILITIES:

  • Engineer, integrate, and maintain enterprise PKI services and supporting infrastructure
  • Manage secure certificate lifecycle processes across users, systems, and applications
  • Troubleshoot PKI issues involving certificates, trust, authentication, and revocation
  • Support MFA through secure credentialing and token management
  • Maintain PKI system health, including CRLs, certificate stores, and authentication components
  • Collaborate across engineering, cyber, and operations to integrate PKI into new technologies
  • Maintain PKI architecture documentation, configuration baselines, and SOPs
  • Implement and validate patches and security updates in alignment with vulnerability management and security directives
  • Investigate and resolve patch related compliance issues, supporting POA&M development and corrective action verification

WHAT YOU’LL NEED TO SUCCEED:

  • EDUCATION: Bachelor’s degree in an IT-related field, or 10+ years of relevant IT experience in lieu of a degree
  • CERTIFICATION: Meet DoD 8140 Information Assurance Workforce certification requirements (e.g., Security+ CE, etc.)
  • CLEARANCE: Active TS/SCI clearance with a favorable polygraph
  • Experience engineering or administering PKI systems, certificate authorities, token services, or IAM components
  • Strong understanding of certificates, trust models, revocation, key management, and authentication protocols
  • Ability to diagnose and resolve complex PKI technical issues across distributed systems and networks
  • Familiarity with enterprise identity services, MFA platforms, and secure credentialing workflows
  • Strong communication, documentation, and cross-team collaboration skills
  • US citizenship required

  • LOCATION: Onsite

The likely salary range for this position is $147,292 - $199,278. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA MD Annapolis Junction

Additional Work Locations:

USA CO Colorado Springs - 8610 Explorer Dr (COC036), USA DC Washington, USA FL MacDill AFB - 7115 S Boundary Blvd (FLC096), USA VA Springfield - 7770 Backlick Rd (VAS110)

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

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