Cybersecurity Engineer

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The Defernse Sector at Leidos is seeking a cybersecurity engineer to collaborate with the Information System Security Engineer (ISSE) serving as a subject matter expert in advanced technical principles, theories, and concepts in Security Engineering, including operations, engineering, technical and program management support services, and RMF/ATO compliance to support cyber-related operations. Duties will include:

• Under the direction and guidance of the ISSM, capture and refine information security requirements and ensure their integration into information technology components and information systems through purposeful security design and configuration.
• Perform vulnerability assessments to determine weaknesses and exploit methods in systems/networks utilizing approved COTS and GOTS tools, in conjunction with security testing methodologies and frameworks to assess threats against information and system/networks and recommend appropriate countermeasures for continued mission assurance.
• Perform cybersecurity analysis, identification, and remediation of complex cybersecurity compliance requirements on IT systems and applications to include: Microsoft Windows and RHEL family of servers, workstations operating systems. RDBMS such as SQL and PostgreSQL, XML, and JSON-based semi-structured technologies. Web-Server and web application technologies (e.g., MS IIS, Apache/Tomcat, SharePoint). Virtualization technologies such as VMware and VDI infrastructures. Network infrastructure components such as switches, firewalls, vSANs, and thin client hardware.
• Responsible for administering and securing Windows environments, including WSUS, hardened Windows templates, Active Directory OUs and GPOs, and other Windows-based infrastructure and services.
• Provide remediation recommendations and mitigating strategies for vulnerabilities discovered and maintain in-depth knowledge of STIG/SRGs, technologies such as Tenable Nessus, SCAP compliance tools like EvaluateSTIG and other automated tools that assist with the assessment of security controls and the presentation of security assessment results.
• In coordination with change management processes, remediate, apply, and/or mitigate vulnerabilities to systems and system components through the application of security updates, patches, fixes, and/or secure configurations.
• Support the creation, development, and documentation of cybersecurity processes and procedures supporting Authorization to Operate (ATO) packages and, as needed, to mature the program’s cybersecurity posture.
• Experience with eMASS to manage ATO package
• Prepare and maintain security documentation, including System Security Plans (SSPs), Security Assessment Reports, and Plans of Action and Milestones (POA&Ms).
• Install, configure and manage Trellix products.
• Create, tune, and enforce security policies through the ePO console to meet company security standards and compliance requirements.
• Troubleshoot Splunk issues between server and forwarder, create custom dashboards and implement best practices.
• Administer, configure, and maintain the Tenable Security Center.
• Review ACAS results and remediate appropriately.

Basic Qualifications

• Bachelor’s degree in a related field and (5) five or more years of related actual work experience; additional work experience may be considered in lieu of a degree. (Unpaid experience will not be considered.)
• Active DoD Secret security clearance.
• Compliant with DoD 8140 requirements.
• DoD Risk Management Framework (RMF), especially in supporting Step 6.
• System/software design, enterprise architecture security, integration, testing, system administration, application administration, training, deployment, and O&M.
• Design, develop, and use host-based and network-based scanning tools.
• Security Content Automated Protocol (SCAP) based tools and specifications.
• Install, configure, test, deploy, and O&M of Enterprise-wide network-based cybersecurity tools (e.g., Trellix ESS, ACAS, Splunk, etc.) to support compliance testing and continuous monitoring.
• Supporting security engineering practices in the System/Software Development Life Cycle (SDLC) Process; General knowledge of the DoD and secure Information/LAN/WAN technologies.
• Hardening modern operating systems (OS) (i.e., RHEL, Microsoft Windows) and applications using Security Technical Implementation Guides (STIGs), Security Requirements Guides (SRGs), and/or industry best practices and documenting results on requisite checklists.
• Compiling and providing metrics to program management as needed.
• Presenting technical information to non-technical stakeholders.

Preferred Qualifications

Experience in the following:

• Working experience with ansible
• Experience working in a DoD environment with the ability to adapt and rapidly meet changing deadlines and obligations.
• Project Management experience in an agile scrum environment.
• CASP+/SecurityX or CISSP certification

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

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:

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.