Information Systems Security Engineer job opportunity at Leidos.

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DatePosted 28 Days Ago bot
Leidos Information Systems Security Engineer
Experience: 15-years
Pattern: full-time
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degreeMBA
loacation Colorado Springs, CO, United States Of America
loacation Colorado Sprin..........United States Of America

Leidos is seeking a Information Systems Security Engineer (ISSE) to support the United States Space Force (USSF) in the design, development, test, and deployment of defensive cyber capabilities.  A successful candidate should have a deep understanding of defensive cyber technologies and policy, the relevant stakeholders and their equities, and be a leader and problem solver with a proven ability to deliver superior results as part of a high performing team in a fast-paced environment. Primary Responsibilities Establish and prioritize requirements for rapid development and fielding of leading defensive cyber capabilities Actively engage and collaborate within and across Agile teams to ensure the Sec in DevSecOps. Execute or ensure automation of various cybersecurity tests/scans required throughout the DevSecOps CI/CD pipeline. Coordinate with model-based systems engineers, cloud architects, and configuration management personnel to ensure cybersecurity requirements are integrated early in design/development phase, and throughout the software development lifecycle. Continuously learn and understand cyber threats and threat frameworks (e.g. ATT&CK), and rapidly update requirements and tools to be threat relevant. Basic Qualifications: BS degree and 12-15 years of prior relevant experience as an ISSE and cyber security. DoD 8140 Qualification Advanced level Experience working with or in military defensive cyber stakeholder organizations: primary examples are applicable cyber USSF Combat Forces Command staff or Mission Deltas US Citizen A Top Secret (TS) security clearance (with SCI and prior SAP is desired). Preferred Qualifications: Technical understanding of current USSF defensive cyber policy, requirements, and capabilities   Additional experience with Space Systems Command, Space Rapid Capabilities Office, Space Development Agency, Missile Defense Agency, NRO, and any organization/community engaged in deploying Space systems requiring defensive cyber tools Familiarity with model-based systems engineering and cloud services and architectures Prior military experience with skills applicable to cyber operations 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: February 2, 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 $131,300.00 - $237,350.00 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.

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