Lead Software Systems Engineer with Security Clearance

Core One is currently seeking a Lead Software Systems Engineer to support a newly awarded contract at the White House! **THIS POSITION REQUIRES A CURRENT TS/SCI LEVEL CLEARANCE** Responsibilities: * With minimum guidance provides top-level technical expertise, including performing in-depth and complex software systems programming and analysis. * Designs architectures to include the software, hardware, and communications to support the total requirements as well as provide for present and future cross-functional requirements and interfaces. Ensures these systems are compatible and in compliance with the standards for open systems and DoD architectures. * Determines and identifies high level functional and technical requirements based on interactions with the user community and knowledge of the enterprise architecture. Identifies, assesses, and presents options for meeting the functional and technical requirements including hardware and software updates or upgrades. * Formulates and defines specifications for operating system applications or modifies and maintains existing applications using engineering releases and utilities from the manufacturer. * Creates detailed design specifications for use by software development staff members. Interacts with project management to plan project schedules and technical direction. * Develops software design documents and technology white papers. * Instrumental in selection of development tools. * Responsible for developing high level system design diagrams and for program design, coding, testing, debugging and documentation. * Instructs, directs, and checks the work of other task personnel. Responsible for quality assurance review and the evaluation of existing and new software products. * Knowledge of SharePoint applications and backend service operations. Requirements: * ACTIVE TS/SCI clearance * BA/BS in Computer Science, Information Systems, Engineering, Business or Mathematics. * Microsoft 365 and Linux+ Certified. * Three (3) experience managing a Windows environment, Nutanix Cloud technologies, Citrix VDI, Next-Generation Firewall experience. * Experience with SCCM and virtualization and containerization. * Experience with the deployment and configuration of Total Privileged Access Management (TPAM) and RSA SecureID administration.Security+ certification. * CompTIA Advanced Security Practitioner (CASP+) certification preferred. * CCP-V, RHCA, Microsoft Certified Azure preferred. * Position requires at least (10) years of experience in the above-cited duties. About Core One Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation''s most complex national security challenges. In order to achieve our mission, Core One values people first and is comprised of outstanding professionals from the national security community. Because Core One is committed to seeking top talent, we offer competitive compensation and benefits packages. In addition, Core One is a team-oriented, dynamic and growing company that values exceptional performance. Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Created: 2025-11-01