Systems Administrator TS/SCI Required with Security ...

R-00085154 Description Job Description: Leidos has a career opening for a Systems Administrator on the Sustainment for Analysis Services (SAS) contract located in Gaithersburg, MD. The program provides sustainment and deployment support for multiple Mission-Critical exploitation capabilities. Each system has its own specific requirements and infrastructure. We are seeking a technical, self-motivated System Administrator, who is versatile and flexible and able to adapt to shifting priorities of the customer. The candidate will be subject to a government security clearance and must meet eligibility requirements for access to classified information. Primary Responsibilities: * Provide support for AWS cloud migration on multiple security domains.* Coordinate maintenance and deployment downtimes.* Perform patching and system deployments.* Support ISSO in obtaining ICD503 security accreditation.* Seek software approvals, and document installation procedures for supported systems.* Provide support for: * CM tools, including JIRA, and Confluence * Certificates and PKI infrastructure on Linux and Windows systems * Large collection of data organized for rapid search and retrieval (MongoDB, PostgreSQL, etc.)* Updates to Customer/User Interface Basic Qualifications: * Current TS/SCI active TS/SCI with Polygraph* Must have Security + Certification.* Bachelor''s Degree with 8 - 12 years of related experience or Master''s degree with 6-10 years or prior relevant experience.* Minimum of 5 years'' experience working as a System Administrator for Linux and Windows systems.* Minimum of 2 years'' experience working with Microsoft System Administration including lodging scripting, Group Policy objects (GPO''s) and Windows servers roles including DHCP, DNS and active directory.* Experience with Python, and the package installer Pip.* Knowledge of essentials for IT security and security administration.* Experience with maintaining servers, storage devices and applications.* Strong verbal and written communication skills. Preferred Qualifications: * AWS Certification or experience with cloud computing web services providing distributed computing processing capacity and software tools via AWS server farms.* Experience with maintaining servers, storage devices and applications.* Strong verbal and written communication skills.* Experience addressing enterprise auditing requirements.* ICD-503 experience. Pay Range: Pay Range $81,900.00 - $126,000.00 - $170,100.00

Created: 2025-09-06