Principal Cyber Security Engineer

ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . This role offers the opportunity to support a critical cyber mission by maintaining and enhancing perimeter protection systems in a dynamic environment.

Responsibilities include but are not limited to:

• You will be responsible for operations and maintenance of deployed perimeter protection solutions with a focus on cybersecurity.
• You will engineer and deploy new capabilities to enhance functionality, system performance, and availability, while increasing efficiency within the operational environment.
• You will provide Tier 2/3 maintenance support for deployed security technologies.
• You will support Assessment and Authorization (A&A) efforts related to deployed systems.
• You will identify and help resolve potential conflicts involving the integration of new technologies within the enterprise environment.
• You will contribute to the achievement of project milestones and deliverables.
• You will develop solutions for a range of complex technical challenges.
• You will help develop plans to safeguard computer files against unauthorized modification, destruction, or disclosure.

Minimum Qualifications:

• Bachelor's degree or an additional 4+ years of relevant experience in lieu of a degree
• 7+ years of cybersecurity experience
• Hands-on experience with network defense technologies including Firewalls, IDS/IPS, and email security platforms
• Solid understanding of Windows and Linux operating systems, TCP/IP networking, and general network security principles
• IAT Level II certification or the ability to obtain within 6 months of hire

Preferred Qualifications:

• Experience supporting the development, engineering, testing, sustainment, and O&M of secure government systems
• Hands-on experience with F5 and Trellix (FireEye) security solutions
• Familiarity with cybersecurity architectural principles such as defense-in-depth, resilience, and integrated security operations
• Knowledge of database and operating system security practices
• Understanding of defensive cyber operations
• Ability to apply security design principles across systems and enterprise architecture
• Basic understanding of cloud computing principles
• Experience with Information Assurance concepts and security compliance processes

Clearance Requirements:

• Must have a current/active TS/SCI with Polygraph

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally moves about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers via email, phone, or virtual platforms, which may involve delivering presentations.