Sr. Cyber Security Engineer

  • Leidos,
  • Washington, DC
Agile, Analysis, Architecture, Bash, CISSP, Cisco, Civil, Development, Management, Networks, PowerShell, Project, Python, Routers, Security, Supervision, Visual Basic
Full Time
Telecommuting not available Travel required to 10%.

Job Description



Job Description:


Leidos is looking for a Sr. Cyber Security Engineer for a mission-critical program whose purpose is implementation, operation, and sustainment of a comprehensive agency-wide insider threat program. This individual will lead the design, planning, configuration, and implementation of cybersecurity solutions and tools, working with U.S. Government clients and stakeholders.


Responsibilities include:


Provide technical leadership and analysis to evaluate, recommend, design, and integrate new cybersecurity technology and tools


Support the full system engineering life cycle


Implement, monitor, and troubleshoot network security solutions, including creating and maintaining security standards and design documentation


Provide direction and guidance on RMF compliance and obtain formal government Approval to Operate (ATO) when developing new or updating existing technical designs


Provide guidance and direction on assessing enterprise risk exposure through weaknesses in platforms, access controls, and configuration of the enterprise network systems and the data contained within


Interact effectively with customers, understanding stated and unstated needs, requirements, vulnerabilities and gaps.


Develop high-level and detailed designs, project plans and BOEs, CONOPS, supporting systems engineering processes, and implementation/ test plans


Provide technical team leadership, overseeing assignments, processes, team development, and performance


Demonstrate domain specific expertise in SOC operations, incident response, defense-in-depth, endpoint security, network/HW/SW security architecture, network devices and topology, IDS/IPS, and SIEM tools




Active TS clearance; ability to obtain a TS/SCI clearance.


Bachelor's Degree in Information Technology, Computer Science, Information Systems, or related technical field


12 years of prior relevant experience, with a focus on cyber security


Demonstrated experience installing, configuring, monitoring, and troubleshooting network security tools/solutions including routers, firewalls, IDS/IPS, full packet capture, Endpoint Detection & Response, and infrastructure supporting SIEM


Demonstrated experience applying and adhering to RMF standards and guidelines


Ability to understand and break down complex networks with minimum supervision


Active CISSP, CCSP, GCED, GSLC, CASP, or CISM certification


Ability to script in one more of the following computer languages Python, Bash, Visual Basic or Powershell


Ability to support occasional need for travel to remote sites to perform duties


Knowledge of Computer Network Defense policies, procedures, and regulations


Familiarity with Federal IT Security regulations and guidance such as NIST 800-53, NIST 800-37 and FIPS 199


Experience presenting briefings to senior customer management, customer stakeholders, and company management


Excellent verbal and written communications skills




Master's degree from an accredited college or university in computer science or related field


Experience designing/implementing cross-domain solutions


Experience implementing/ supporting DLP/UAM/UBA tools/solutions, e.g., Innerview, Digital Guardian, Constellation, Securonix and Exabeam


Experience with Security Operations Center (SOC) daily operations in a high tempo environment.


Demonstrated cyber security experience in Cloud environments, including hybrid cloud


Demonstrated experience in Secure DevOps/Agile concepts and processes


At least one nationally recognized vendor certification, e.g., Microsoft, Cisco, RedHat



External Referral Bonus:





Potential for Telework:





Clearance Level Required:


Top Secret/SCI





Yes, 10% of the time



Scheduled Weekly Hours:










Requisition Category:





Job Family:


Cyber Security






Dice Id : SCNCAPI2
Position Id : TR-661754
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