Are you ready to make an impact? Leidos Chief Information Security Office within our Digital Modernization sector is seeking a System Administrator at our Liberty Center location in Chantilly, VA. You must currently have a TS/SCI clearance and be willing and able to pass and maintain a polygraph clearance. What will you do in this role? In this role you will provide technical analysis in Microsoft Server and Workstation planning, engineering, and design. This is an exciting opportunity to use your experience helping multiple mission contracts. This position will be integral to the modernization of our interconnected WANs, to include the implementation of growing Customer requirements and the integration of acquired/merged assets. Day-to-day focus will be on the support of multiple programs and projects housed at the Chantilly location, and you will be responsible for the technical design, planning, implementation, and the highest level of performance of the systems. The position will serve as a technical expert in system administration for complex operating systems, to include making recommendations for redesign and configuration of operating systems and system applications. You will investigate and analyze feasibility of system requirements and develop system specifications. Identify methods, solutions, and provide project leadership and management to provide a high level of service for internal and external customers. Primary Responsibilities Collaborate with Information System Security Manager (ISSM) for system compliance as per Government standards. Perform patch and security configuration activities to ensure Windows endpoints are properly secured and up to date. Document status updates and communicate to necessary parties. Be able to maintain and configure local area networks (LAN) and support WANs, Configure, and deploy Windows servers, Windows OS workstations, and client workstation software in a network domain environment. Manage backup, disaster recovery, and maintain high/continuous availability Willing to learn new technologies taking training and hands on experience. Basic Qualifications Bachelor's degree in engineering, Computer Science, or a related technical field is preferred, (additional 4 years' experience and certifications accepted in lieu of degree) with 12+ years of experience in IT/Engineering activities and maintaining classified networks. An Associate degree and 14+ or High School Diploma/GED and 16+ years' experience will be considered in lieu of degree. Must be a US Citizen with an active Top Secret SCI clearance, with a willingness to pass and hold a polygraph clearance. Candidates must possess a

DOD 8570 IAM

Level 1 / IAT Level 2 certification. Experience with System Administration in a Windows desktop and Server operating system environment. Demonstrate good communication, documentation, and presentation skills. Prior experience with patching and remediation of vulnerability findings. Demonstrate strong knowledge in Windows server management skills, with a good understanding of Group Policy. Experienced with Active Directory Server, DNS, and Exchange Servers. Demonstrated experience with Windows 10, 11, Windows Server 2016, 2019, 2022. Experience managing and maintaining workstation, server, and printer hardware Possess solid customer service and interpersonal skills, and be able to work independently or as part of a team Experience with Enterprise patching solutions Preferred Qualifications Experience with Exchange Server Experience with storage solutions such as NetApp or EMC Experience with multiple Active Directory forests and Group Policy configuration On-site Government IT support experience Experience with Multifactor Authentication (MFA)

Original Posting:

March 26, 2025 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 $112,450.00 - $203,275.00 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. Leidos Leidos is a Fortune 500® innovation company rapidly addressing the world's most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenue of approximately $15.4 billion for the fiscal year ended December 29, 2023. 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 here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected]. Commitment and 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.