Description Job Description:Program SummaryAs an ISSE you will join a small team of senior professionals providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. The ISSE will perform in a consultant like role providing technical knowledge, expertise and advice to our customer.Primary Responsibilities:The ISSE shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established IA standards and regulations and recommended mitigation strategies. This includes:Validates and verifies system security requirements definitions and analysis and establishes system security designDesigns, develops, implements and/or integrates IA and security systems and system components including those for networking, computing and enclave environment to include those with multiple enclaves and with differing data protection/classification requirementsBuilds IA into systems deployed to operation environmentsAssist architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of Agency security policy and enterprise solutionsSupports the building of security architecturesEnforces the design and implementation of trusted relations among external systems and architectureAssesses and mitigates system security threats/risk throughout the program life cycleContributes to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operationsReviews C&A documentation, providing feedback on completeness and compliance of its contentCLEARANCE REQUIRED: Active TS/SCI with polygraph. US Citizenship required. CCA cases may be considered.QualificationsBachelor's degree from an accredited university ideally in Computer Science, Information Assurance, Information Security System Engineering or related field with a minimum of 12 years of experience as an Information Systems Security Engineer (ISSE) or Network Engineer on programs and/or contracts with the customer spaceCISSP OR CASP certification requiredCISSP - ISSEP DoD approved 8570 baseline certification for Level III position onlyStrong writing skillsConfidence and ability to present briefing to senior level DoD officials in both prepared briefings and/or in ad hoc discussions.Additionally, the candidate must also possess the following knowledge, skills and abilities:Expertise in network technology and systems security engineering. Experience in identifying, researching, characterizing, and documenting security weaknesses related to operating systems, software applications, firmware, network hardware components, as well as network architecture design and documented policies and procedures. Experience developing and documenting system security requirements and conducting requirements gap analysis. Knowledge of, and practical experience with the NIST Special Publications 800 Series, CNSSI 1253, and DoD 8500. Experience with network technologies and the ability to demonstrate knowledge of network protocols, communications systems and architecturesShould have significant hands on experience implementing security and/or network components, ie routers, firewalls, IPS, IDS, etc. Ability to work independently within a schedule and with little direction.CONMDcareers.leidos.com/CONMDPay Range: