ManTech
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Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!
MANTECH seeks a motivated, career and customer-oriented Enterprise Network Security Architect to join our team in Doral, FL.
Designing, defining, and evaluating secure enterprise network architectures, perimeter defense systems, and zero-trust framework baselines.
Evaluating operational requirements and translating complex mission needs into technical network security architecture blueprints.
Collaborating with cross-functional technical teams, cybersecurity leaders, and network engineers to guide secure system design and deployment.
Assessing emerging network security technologies, cloud security tools, and legacy network systems to recommend modernization pathways.
Establishing engineering standards, network security baselines, and architectural governance frameworks across enterprise environments.
Maintaining system baselines, configuration management records, and complex technical network security diagrams.
Recommending and implementing continuous process improvements to enhance enterprise network resilience, interoperability, and security posture.
Bachelor’s degree in Systems Engineering, Computer Science, Information Technology, or a related field with 7+ years of experience in network security architecture.
OR a master’s degree and 5+ or more years of relevant experience
OR a PhD and 3+ or more years of relevant experience
OR an associate’s degree and 9+ or more years of relevant experience
OR a high school diploma and 11+ or more years of relevant experience
Proven experience designing, integrating, and deploying complex enterprise network security infrastructure, firewalls, and boundary protection architectures.
Strong background in network security frameworks, architectural governance (DoDAF/TOGAF), and secure network protocol design.
Experience maintaining system baselines, configuration management controls, and technical architecture documentation.
Experience creating, maintaining, and communicating complex technical documentation and executive-level network topology diagrams.
Relevant professional certifications such as Certified Information Systems Security Professional (CISSP), Information Systems Security Architecture Professional (CISSP-ISSAP), or Cisco Certified Design Expert (CCDE).
Prior experience supporting U.S. Military Command operations, Combatant Command environments, or Department of Defense enterprise technical environments.
Familiarity with DoD STIG implementation, zero-trust network principles, and automated vulnerability management platforms (ACAS).
Demonstrated ability to collaborate effectively across multi-disciplinary engineering teams in fast-paced operational environments.
Must hold a current/active top secret security clearance.
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. Must be able to exchange accurate information in these situations.
MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.
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