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MANTECH

Security Engineer

Doral, FL, United States

Apply on careers.mantech.com About employer

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Job details

Experience: Bachelor’s degree in Systems Engineering, Computer Science, Information Technology, or a related field with 5+ years of experience in network security engineering.
Posting language: English

Original job description

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 Security Engineer to join our team in Doral, FL.

Responsibilities include but are not limited to:

Designing, deploying, configuring, and administering F5 BIG-IP Local Traffic Managers (LTM), Access Policy Managers (APM), and Application Security Managers (ASM).
Managing, configuring, and maintaining RSA SecurID Authentication Manager infrastructure and multifactor authentication (MFA) token deployments across mission networks.
Administering, optimizing, and troubleshooting Infoblox Grid enterprise DNS, DHCP, and IP Address Management (IPAM) core network services.
Collaborating with cross-functional technical teams, network engineers, and system administrators to maintain secure system access control and traffic management.
Conducting routine system patch management, security upgrades, baseline configuration management, and diagnostic troubleshooting for specialized security appliances.
Maintaining system baselines, configuration management records, and engineering documentation across physical and virtual network environments.
Recommending and implementing continuous engineering process improvements to enhance system redundancy, security compliance, and traffic performance.

Minimum Qualifications:

Bachelor’s degree in Systems Engineering, Computer Science, Information Technology, or a related field with 5+ years of experience in network security engineering.
OR a master’s degree and 3+ or more years of relevant experience
OR an associate’s degree and 7+ or more years of relevant experience
OR a high school diploma and 9+ or more years of relevant experience
Proven experience configuring, administering, and troubleshooting F5 BIG-IP appliances (LTM, APM, ASM), RSA SecurID systems, and Infoblox DDI infrastructure.
Strong background in network security engineering, SSL/TLS offloading, access management, DNS/DHCP protocol analysis, and traffic management.
Experience maintaining system baselines, configuration management controls, and security patch deployment schedules.
Experience creating, maintaining, and communicating complex technical engineering documentation and architecture diagrams.

Preferred Qualifications:

Relevant professional certifications such as F5 Certified Technology Specialist (F5-CTS), Infoblox Core Certified Administrator (ICCA), RSA Certified Administrator, or CompTIA Security+.
Prior experience supporting U.S. Military Command operations, Combatant Command environments, or Department of Defense enterprise technical environments.
Familiarity with DoD STIG compliance, automated vulnerability management (ACAS), and secure baseline auditing procedures.
Demonstrated ability to collaborate effectively across multi-disciplinary engineering teams in fast-paced operational environments.

Clearance Requirements:

Must hold a current/active TS/SCI security clearance.

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. 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.

Apply on careers.mantech.com About employer

More about this job

Skills

Troubleshooting
DNS
DHCP
Documentation
Regulatory compliance
Computer science
Computer technology
Security+
Auditing
Office equipment
Presentation skills

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Work requirements

Jobs in the United States