Network Security Tools Engineer - Castalia Systems, LLC

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At Castalia Systems, we're not just another company – we're a certified Woman Owned Small Business (WOSB) and Small Disadvantage Business (SDB) committed to excellence since 2011. Join us in delivering top-tier solutions to the dynamic Defense and Intelligence sector.

As valued members of our team, we prioritize your well-being. Enjoy a comprehensive benefits package, including medical, dental, and vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too.

Castalia Systems is seeking a Network Security Tools Engineer in the Dulles, VA area.

A Network Security Tools Engineer will support the development and implementation of cyber engineering strategies, tools, and techniques to enhance a system’s cyber-resiliency against existing and emerging cyber-threats. The successful candidate will be required to perform hands-on administration of both on-prem and cloud-based security devices controlling access to the network and monitor the flow of network traffic to prevent external intrusion. 

A qualified candidate will perform the following duties and responsibilities, but are not limited to:

• Provide cybersecurity engineering support on systems, system elements, interfacing systems, components, security tools, devices and/or processes for developmental and operational cyber tools.
• Work independently or as a team member to solve cybersecurity engineering problems.
• Develop and analyze available cyber protection tools that will improve security posture and provide recommendations that support the remediation and protection of systems.
• Perform cyber criticality, mission impact, and risk analysis of recommended tools.
• Translate analytical findings into security “use cases” that can be implemented within available surveillance capabilities.
• Provide detailed and accurate technical reporting of analysis results in the form of PowerPoint presentations and/or word documents, as well as oral briefings on complex technical subjects attuned to senior management, technical, or non-technical audiences.
• Operate and manage multiple cloud and on-prem network security devices.
• Provide technical support to include troubleshooting performance issues with the application components.
• Implement new application versions when they are released.
• Create application documentation, drawings, and other deliverables for tool maintenance.
• Prepare technical designs with Visio diagrams and detailed descriptions.

Security Clearance Requirement:

Must be a US Citizen with the ability to obtain/maintain a TS/SCI clearance is required. Must be able to obtain DHS suitability is also required.

Required Qualifications:

• Bachelor’s degree in Software Engineering, Computer Science or a related discipline is required. 8+ years of experience (for a total of 14+ years) may be substituted for a degree.
• 6+ years of software development experience.
• 2+ years of experience with Agile software development.
• Possess in-depth technical and theoretical knowledge of cyber defensive operations and technologies.
• Experience in the installation and configuration of secure sphere Imperva web application firewalls (WAF), database activity monitoring (DAM).
• Advanced experience securing network traffic via AWS api gateway and AWS application load balancers, cloud-security technologies (e.g., vpc, security groups) and access control (IAM).
• Familiarity with intrusion detection and prevention systems (IDS/IPS), RSA security analytics (NetWitness), Symantec Bluecoat, Cisco Firepower (SourceFire), Splunk, PKI, chain of trust, and certificates. etc.

Preferred Qualifications:

• One or more of the following certifications in good, current standing:
• AWS certifications such as cloud devops developer assoc, sysops administrator assoc, advanced networking spec, security spec.
• 5+ years of cloud devops administrative or engineering experience.
• 3+ years of related network security identity management tools engineering experience, including installing, configuring and troubleshooting experience with one or more of these tools:
  • SecureSphere Imperva Web Application Firewalls (WAF), Database Activity Monitoring (DAM).
  • RSA security analytics (netwitness).
  • Symantec Bluecoat.
  • Cisco FirePower (SourceFire).
  • DHS experience.
    
    

Castalia systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, hiv-positive status, as well as any other category protected by federal, state, or local laws. all such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.