Description Job Requisition Principal ISSE - TSSCI with poly Job Description The Leidos Defense and Intelligence Group has a career opening for an Information Systems Security Engineer (ISSE). The ISSE will support our customer in Columbia, MD. Program Summary As an ISSE you will join a small team 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 design Designs, develops, implements andor 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 protectionclassification requirements Builds IA into systems deployed to operation environments Assist architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of Agency security policy and enterprise solutions Supports the building of security architectures Enforces the design and implementation of trusted relations among external systems and architecture Assesses and mitigates system security threatsrisk throughout the program life cycle Contributes to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations Reviews CA documentation, providing feedback on completeness and compliance of its content Qualifications Bachelor of Science degree from an accredited university in Computer Science, Information Assurance, Information Security System Engineering or related field with a minimum of 14 years of experience as an Information Systems Security Engineer (ISSE) or Network Engineer on programs andor contracts with the customer space CISSP or CISSP-ISSEP DoD approved 8570 baseline certification is a firm requirement Strong writing skills Confidence and ability to present briefing to senior level DoD officials in both prepared briefings andor 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 architectures Should have significant hands on experience implementing security andor network components, ie routers, firewalls, IPS, IDS, etc. Ability to work independently within a schedule and with little direction. TSSCI with polygraph External Referral Bonus Ineligible Potential for Telework No Clearance Level Required Top SecretSCI with Polygraph Travel No Scheduled Weekly Hours 40 Shift Day Requisition Category Professional Job Family Info Security 4000 Intelligence Leidos is a Fortune 500 information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately 10.19 billion for the fiscal year ended December 28, 2018. For more information, visit www.Leidos.com httpwww.Leidos.com . Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here httpswww.leidos.comcareerspay-benefits . Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to spam.leidosleidos.com mailtospam.leidosleidos.com . All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.