PKI Network Engineer

Description

Leidos' Digital Modernization sector is seeking a PKI Network Engineer to support the Marine Corps Cyber Operations Group (MCCOG) Public Key Infrastructure (PKI) contract. This role provides technical expertise for concept exploration, requirements development, implementation, and enhancement of DoD PKI and USMC capabilities, and will work out of Quantico in VA (100% onsite). We expect the position to become available in May 2026.

Primary Responsibilities:

• PKI Network Operations-

• Serve as the Network SPOC, providing technical oversight and guidance

• Maintain resilient certificate issuance and revocation infrastructure across MCEN networks.

• Ensure Marine Corps PKI requirements are integrated into future DoD PKI architecture.

• Support assessments of USMC impacts from DoD PKI PMO activities, including mobile device PKI and non-person entity issuance.

• Troubleshoot and resolve PKI-related issues (certificates, tokens, infrastructure services).

• Perform user account management, PKI system backups, and disaster recovery tasks.

• Support SIPRNET Token Management System (TMS) and lead systems administration for DoN PKI.

• Provide support for the development and delivery of training and outreach activities in support of Marine Corps PKI initiatives for garrison and tactical networks,in accordance withIA policy.

• Provide support for HSM-related training and outreach activities in support of Marine Corps PKI initiatives for garrison and tactical networks,in accordance withIA policy.

• Provide technical support for Microsoft Active Directory, DoD PKI, Unix and Windows software, Microsoft Active Directory Certificate Services (ADCS),KeyfactorEJBCA, Information Services Corporation (ISC)CertAgent, Red Hat CA software certificate services, and other Certificate Authority technologies as required by future Government implementations.

• Provide CVI support for PKI, Windows software, and Axway Validation Authority Suite software, including but not limited to Online Certificate Status Protocol (OCSP), Desktop Validator, Enterprise Validation Authority, Compact CRLs, andKeyfactorEJBCA Validation Authority.

• Further support as necessary in the following areas: Tier III PKI issues, public key enabling, configuration management, PKI system infrastructure, virtual infrastructure, SAN, server management, event management, etc.

Basic Qualifications:

• Bachelor's degree in a relevant field and 7+ years of professional experience in Network Operations. Additional professional or military experience may be considered in lieu of degree.

• Active DoD Top Secret clearancewith SCI eligibility

• Ability to obtain a favorable adjudication on a T5 investigation

• Current IAT II certification (Security+ or equivalent/higher; CISSP preferred)

• DoD/NSS and Only-Locally-Trusted PKI Operations and Maintenance experience

• Strong verbal and written communication skills

• Experience using networked computer-based systems and the Microsoft Windows operating system

• Ability to work independently anddemonstratestrong analytical skills

• CISSP or equivalent certification

• Ability to motivate teams, produce quality work under tighttimeframes, and manage multiple projects simultaneously

• Willingness to work a flexible schedule

• Ability to stand, walk, sit, use hands, reach, climb stairs, balance, stoop, kneel, crouch, or crawl asrequired

• Ability to occasionally lift or move up to 25 pounds

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

April 9, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at .

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Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

REQNUMBER: R-00180393

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.