Cyber Security Engineer

MANTECH seeks a motivated, career and customer-oriented Cyber Security Engineer to join our team in Stafford, VA.

The successful candidate will be responsible for providing technical expertise in designing and implementing security solutions across on-premises data centers and cloud environments (AWS, Azure), with a strong focus on F5 Web Application Firewall (WAF) and the DoD Secure Cloud Computing Architecture (SCCA). The role involves ensuring compliance with DoD security standards by evaluating DISA STIGs, managing system vulnerabilities through IAVMs, and hardening the overall cybersecurity posture Marine Corps enterprise networks.

Responsibilities include but are not limited to:

• Evaluate and implement security requirements from DISA STIGs for F5, cloud, and network environments.
• Manage F5 system patching and version upgrades to comply with IAVM notices.
• Design, configure, and test security solutions, including F5 WAF/ASM policies and cloud-based DMZs.
• Ensure all systems, software, and configuration changes adhere to DoD/DON cybersecurity directives.
• Support all Cybersecurity Workforce (CSWF) reporting and maintain required IA certifications.
• Achieve and maintain all required Information Assurance (IA) certifications and training for privileged access to the MCEN

Minimum Qualifications:

• Bachelor’s Degree with at least 4 years of related experience in cloud architectures that conform to the DoD SCCA, including Virtual Data Center Security Stacks (VDSS). An additional 4 years of experience may be substituted in lieu of degree.
• Contribute to and maintain required cloud certifications, which include advanced (e.g., AWS/Azure Architect Professional/Expert), intermediate (e.g., AWS/Azure Architect Associate), and foundational levels.
• Experience implementing and managing security controls for F5 Big-IP modules (ASM, APM, LTM).
• DoDD 8140/8570 compliant/certified (e.g., current Security+ certification)

Preferred Qualifications:

• Current experience supporting Marine Corps Enterprise Networks
• F5 Certified Technical Specialist certifications for ASM (Test 303), APM (Test 304), and LTM (Tests 301A/301B).

Clearance Requirements:

• An active DoD Secret clearance is required for this position.

Physical Requirements:

• Must be able to remain in a stationary position 50%.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.