Senior Information Systems Security Engineer

1 Days Old

Description The Multi-Domain Solutions Division within National Security at Leidos has an opening for a Secret cleared Senior Information Systems Security Engineer (ISSE) to work in our Orlando, FL office.
Primary Responsibilities Provide program Cybersecurity leadership for global network
Help develop and maintain Risk Management Framework package for accreditation of the DI Network.
Provide Cyber Support for the DI Network Mission, Test, Training, and Planning Systems associated with the implementations and maintenance of the fielded systems.
Plan, conduct, and manage the network using the DoD RMF in accordance with applicable documents, Government templates, and Common Control Packages developed by the ABMS Consortium.
Support obtaining and maintaining ATOs, ATCs, and ISAs as necessary to sustain DI Network operations, training/exercises, and testing as required.
Maintain POA&Ms and progress tracking in accordance with applicable documents, Government templates, and Government timelines.
Interface with Air Force, Industry (including University Affiliated Research Centers (UARCs), Federally Funded Research and Development Centers (FFRDCs), Advisory and Assistance Services (A&AS)), and other performers to ensure ABMS DI network requirements and operational objectives are met.
Facilitate technical and programmatic information exchange in support of ABMS DI Network objectives.
Participate in Working Groups and IPTs, informal and formal technical interchanges, and formal reviews.
Basic Qualifications Must possess a minimum of a Secret clearance with the ability to obtain a TS/SCI clearance
Must be U.S. Citizen
BS degree and 12 – 15 years of prior relevant experience or Masters with 8 – 10 years of prior relevant experience.
Demonstrated experience in cybersecurity management, including achieving and maintaining a system ATO via the RMF process.
Must achieve and maintain a DoD-Approved Baseline IAM Level III and/or IASAE III certification within 6 calendar months of assignment to the ABMS DI Network Manager in accordance with DoDD 8140 and DoD 8570.01-M.
10 years of experience in security management of a Government network, with at least 5 of the 10 years associated with the security management of: (1) NIST FIPS-199 Moderate or High systems; or (2) National Security Systems as defined in CNNSI 1253.
Strong written and verbal communication skills to collaborate with customer representatives, domain experts, and other systems engineers in the development of complex systems.
Demonstrated ability to participate in cross-functional planning, coordination, and task execution involving the full spectrum of system integration activities.
Ability to work well with people from many different disciplines with varying degrees of technical experience
Familiarity with security of Cloud and Edge Computing, Networks, Tactical Communications, Data Management, Systems Engineering, Cybersecurity, and C4ISR systems integration
Demonstrated experience with Agile program execution and using agile tools (e.g. Jira and Confluence)
Clearance Required Secret clearance to start with ability to obtain and maintain a TS/SCI.
Preferred Qualifications Prior experience working on JADC2 initiatives
Previous project management experience
Prior experience supporting Department of the Air Force programs
Previous experience working on complex multi-domain systems including cross domain solutions
Experience with large weapons systems and command and control platforms across the DoD portfolio
Original Posting: July 23, 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 $126,100.00 - $227,950.00 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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Location:
Orlando, FL, United States
Job Type:
FullTime
Category:
Information Technology/MIS

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