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Job #: R-00101477
Location: Washington, DC
Category: Systems Administration
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance: Top Secret/SCI with Polygraph
Referral Eligibility: Eligible
Referral Bonus Amount: $5000
Group: Intelligence

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Job Description:

Job Description

Leidos is seeking a PKI System Administrator to partner on a large enterprise IT contract for the DOD. The System Administrator will partner and direct operations across multiple geographic locations. The System Administrator provides systems and software operations and maintenance support in a large network enterprise, multi-enclave environment. The System Administrator will work in a team environment to ensure mission needs are met and ensure functionality of capabilities of customers.

This role requires a System Administrator that is technical, customer oriented and familiar with using desktop software applications such as web browsing and client software, and IT Service Management (ITSM) software. This System Administrator should be detail oriented in order to capture customer inquiries appropriately. Role requires excellent oral and written communication skills with experience interacting with walkup customers of all types, to include senior executives. The successful candidate should be familiar with the basic concepts of Public Key Infrastructure (PKI) utilizing token cards and soft-certificates to allow authentication within classified systems and for digitally signing/encrypting communications. Administrator will handle walkup customers at the PKI main office, assist remote customers to troubleshoot issues, train Trusted Agents at remote sites/locations to perform basic TA duties, and ensure the PKI servers are operational and maintained. O&M duties include patching, routine maintenance, upgrades, and implementing new PKI technologies developed by the customer’s Engineering division. 

Primary Responsibilities:

  • Experience with interacting with customers, senior managers, and customers, to handle service inquiries and problems.

  • Coordinate with customers and stakeholders to collect data, conduct analysis, develop, and implement solutions associated with incident tickets and requirements.

  • Implement, troubleshoot and maintenance of complex PKI, RCVS, OCSP, and other Identity Management tools/systems.

  • Enforce security strategies and policies within established guidelines across the O&M IdAM function.

  • Document solutions to incidents and recommend updates to Standard Operating Procedures (SOPs) and Knowledge Articles (KAs) to ensure support docs are updated to reflect current environment.

  • Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessment and process improvement initiatives.

  • Update troubleshooting documentation for 24/7/365 IT Operations Center watch personnel

Basic Qualifications:

  • Familiarity with Active Directory, Identity Management (IdAM) technologies such as Quest ARS and their interaction with PKI systems.

Experience with the following:

  • Working with RCVS, OCSP, Certificate Authorities and other PKI technologies

  • Working independently on IdAM technical solutions in support of a client

  • Issuing, troubleshooting, and managing token cards to support 2FA for administrator accounts

  • Familiarity with troubleshooting soft-certificate issues for customers locally and at remote locations

  • Tier 2 system administration

  • Supporting a broad range of assignments requiring originality and innovation in determining how to accomplish tasks.

  • Developing methodologies and presenting solutions to team members.

  • Collaborating with and reviewing the work of team members on requirements and solutions.

  • Log reviews, incident analysis, and identification of issue trends

  • Utilizing an IT Service Management (ITSM) tool, such as Service Now, to track, manage, and resolve customer incidents and complete customer requests

  • Strong oral and written communications skills

  • Ability to work independently

  • Candidate must, at a minimum, meet DoD 8570.11- IAT Level II certification requirements (currently Security+ CE, CCNA-Security, GSEC, or SSCP)


  • Bachelor's with 4 years of relevant experience, Masters with 2 years

  • Education equivalency of Associate’s with 6 years of related experience or High School Diploma with 8 years of related experience can be used in lieu of Bachelor’s.

Security Clearance:

  • Due to the nature of the government contracts, we support, US Citizenship is required.

  • TS/SCI with Poly is required for this position or TS/SCI and willingness to get a poly.

Pay Range:

Pay Range $66,300.00 - $102,000.00 - $137,700.00

The Leidos pay range for this job level is a general guideline only and 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 a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 45,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $14.4 billion for the fiscal year ended December 30, 2022.  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 here.

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 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 [email protected].

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.

Commitment to Diversity

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.

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