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PKI Systems Administrator - required

GDIT
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Washington, DC, USA
Sep 21, 2026

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

PKI Certificate Management, Public Key Infrastructure, Public Key Infrastructure (PKI) Operations

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

PKI Systems Administrator

Advance how our customers operate while you advance your career. Join GDIT as a PKI Systems Administrator and you will build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT

As a PKI Systems Administrator, the work you’ll do at GDIT will be impactful to the customer’s mission. 

  • Manage, maintain, and monitor all PKI systems and infrastructure.

  • Administer and manage digital certificates, including issuance, renewal, and revocation.

  • Troubleshoot and resolve PKI-related issues in a timely manner.

  • Develop and enforce PKI-related policies, procedures, and best practices.

  • Conduct periodic audits of the PKI environment to ensure reliability and effectiveness.

  • Maintain up-to-date documentation of PKI configuration, processes, and workflows.

WHAT YOU’LL NEED TO SUCCEED

Bring your technology expertise and drive for innovation to GDIT. The PKI Systems Administrator must have:

  • Bachelor’s degree in Computer Science, Computer Engineering, Information Technology, or related field.  Experience may be substituted for education.

  • Minimum of 5 years of related experience. 

  • Strong understanding of public/private key cryptography and digital certificates.

  • Hands-on experience in managing certificate authorities (CAs), registration authorities (RAs), and hardware security modules (HSMs).

  • Experience with PKI tools and technologies.

  • Knowledge of industry standards and protocols (e.g., X.509, TLS/SSL, OCSP, CRLs).

  • Proficiency in scripting and automation (e.g., PowerShell, Python, or similar).

  • Exceptional analytical and problem-solving skills.

  • Ability to work independently and collaboratively in a fast-paced environment.

REQUIRED

  • Clearance Level Must Currently Possess: Top Secret and SCI eligible

  • Location: Onsite

  • Required: US Citizenship

  • Required: DoD 8140 IAT II compliant

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

  • Growth: AI-powered career tool that identifies career steps and learning opportunities

  • Support: An internal mobility team focused on helping you achieve your career goals

  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off

  • Flexibility: Full-flex work week to own your priorities at

  • Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

The likely salary range for this position is $127,500 - $172,500. 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:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA DC Washington

Additional Work Locations:

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.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Job ID

RQ225201

Security Clearance

TS/SCI
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