Job Description:Leidos is currently seeking a Senior Level Cybersecurity Engineer for a position supporting a US Government contract located in Northern Virginia. This candidate will be responsible for building, maintaining, and testing the security of critical computer networks. The ideal candidate would have a solid understanding of cyber security and engineering best practices and be able to manage incident handling, incident analysis, processes/methodologies, the development of best practices, strong understanding of adversary processes/methodologies/TTP to include emerging threats, and the ability to develop signatures and countermeasures. In the role of Cyber Security Engineer, this person will be responsible for:Support the customer in researching, evaluating, planning, designing, engineering, and delivering cybersecurity solutionsReview and ensure compliance with customer security policies and requirementsConduct vulnerability and generic security scans of both systems and networks to identify and mitigate security vulnerabilitiesAnalyze and mitigate network-related risksReview new and existing system designs for compliance with security standards and best practicesConduct vulnerability assessments on new and existing systemsLead system and application architects through security acceptance testingDevelop plans for vulnerability mitigationDocument and communicate security policy to enterprise organizationsDevelop mitigation plans and security implications for vulnerabilitiesProvide architectural and technical guidance and recommendations for securing systems and networksImplement securing and hardening recommendationsProduce threat reports Provide information security expertise and consultingImplement an information security frameworkGain organizational commitment for security plansPlan, design, and implement security-related technologiesEnsure new and existing products conform to information security policies, standards, and best practicesConduct research on emerging technologies in support of enterprise operationsReview new and existing system designs for compliance with security standards and best practicesConduct vulnerability assessments on new and existing systemsLead system and application architects through security acceptance testingDevelop plans for vulnerability mitigationDocument and communicate security policy to enterprise organizationsCross-train and mentor other staff members as neededRequired QualificationsAn active TS/SCI with polygraph clearance is required;Bachelor's degree in Computer Science, Information Technology, Computer Forensics, Cyber Security or similar field with 12+ years of experience. Additional experience in lieu of degree.8+ years of successfully implementing advanced cyber security technology in a complex environment3+ years' experience with CISCO and Juniper NetworksUnderstanding of networking environments and related Technologies (routing, switching, VLANs, subnets, firewalls); Windows operating systems; LINUX/UNIX-based operating systems; common networking protocols; and common enterprise technologies;Understanding of IT security principals, technologies, best practices to include logical access control; PKI and other encryption methods; network-based and host-based IDS/IPS; security configuration baselines; auditing; vulnerability discovery and managementAbility to work independently to identify errors, pinpoint root causes, and devise solutions with minimal oversight;Extensive in-depth technical experience with network infrastructure, operating systems, database, and web applicationsExperience with scanning and elevation tools (Nessus, Retina, Wireshark, NMAP, etc.); and,Excellent verbal and written communication skills.Understanding of networking environment to include networking technologies (routing, switching, VLANs, subnets, firewalls); TCO/IP stack' Windows operating systems; LINUX/UNIX-based operating systems; common networking protocols; and common enterprise technologiesDemonstrated experience in testing and implementing network vulnerability and protection Senior-level knowledge of information security concepts, policy frameworks, and best practicesInformation Assurance Certifications (ie CISSP, CISA, GIAC, Security +, Certified Ethnical Hacker, etc.)Desired QualificationsInformation Assurance Certifications (ie, CISSP, CISA, GIAC, Security +, Certified Ethnical Hacker, etc.);CISCO CCNA, CCNP or CCIE certified;In-depth knowledge of Linux operating system variants; and,Knowledge of scripting language (Perl and/or Bash).Knowledge of Agile development using SAFeExperience using Jira