Job Information
Leidos Lead PKI Network Engineer in Quantico, Virginia
Description
Leidos' Digital Modernization sector is seeking a Lead 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 to PKI Network Operations staff.
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.
Training and Outreach-
Develop and deliver PKI Tactical Training Plans and materials for garrison and tactical networks.
Configure and maintain PKI Tactical training suites using hypervisor technology.
Provide training courses for deploying Marines, including PKI 101, CVI, Cryptographic Logon, PKI Administration, and Troubleshooting.
Hardware Security Module (HSM) Support-
Develop and maintain HSM-related training plans and materials.
Configure and operate HSM training suites and deliver courses for deploying Marines.
Certificate Authority (CA) Support-
Provide technical support for Microsoft Active Directory, DoD PKI, and other CA technologies.
Deploy and configure new Certificate Authorities per DoD security standards.
Monitor CA health, publish Certificate Revocation Lists, and perform Tier III troubleshooting.
Develop and maintain CA disaster recovery and COOP plans.
Certificate Validation Infrastructure (CVI) Support-
Support CVI technologies, including OCSP, Desktop Validator, and Enterprise Validation Authority.
Deploy and maintain CVI software and configurations across USMC networks.
Monitor CVI health and perform Tier III troubleshooting.
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
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 7, 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 www.Leidos.com .
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 www.leidos.com/careers/pay-benefits .
Securing Your Data
Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission (https://reportfraud.ftc.gov/#/) .
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-00179786
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.