Information Systems Security Engineer ISSE

General information

Requisition #

R70705

Locations

USA-FL-Eglin AFB

Posting Date

09/11/2026

Security Clearance Required

Top Secret

Remote Type

Onsite

Time Type

Full time

Description & Requirements

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 Information Systems Security Engineer (ISSE) to join our Air Force / Army team at Eglin AFB. This is an onsite position.

The ISSE's primary function is to support the United States Air Force's 53rd Wing Technical Support Services (53rd WTSS) contract.

Responsibilities include, but are not limited to:

• Develop and implement information system security policies, particularly for SAP network infrastructures.
• Conduct RMF-based network security analysis, emphasizing JSIG authorization; provide expert-level support, research, and analysis for complex cybersecurity problems.
• Serve as a technical expert for the Cybersecurity Assessment Program.
• Contribute to the development of new cybersecurity principles and methodologies.
• Recommend and assist in the selection of cybersecurity software tools.
• Lead technical teams in security implementation; perform system or network designs that encompass multiple Cloud hosting environments, to include those with differing data protection/classification requirements
• Support ATO accreditation with analyzing security scans, organizational policies, and perform continuous monitoring

Minimum Qualifications:

• Bachelor's degree in related discipline from an accredited college or university. 4 additional years of experience may be substituted for a degree.
• 5+ years direct/related experience
• Active / valid DoD 8570.01-M IAT-II certification
• Strong background in patch/configuration management, scripting / DevOps, and Tier 3 support; expert knowledge of DoD, National, and applicable security policies.
• Experience using various IA tools in audit collection, audit review, audit management, and end point protection (ACAS, HBSS, McAfee ePO, ENS, DLP)
• Experience with RMF, ICD 503, NIST SP800-53 or DCID 6/3, or knowledge of current authorization practices, particularly within the DoD is desired; experience with security efforts related to modern Windows, Linux, UNIX, Cisco, SQL or Oracle databases, and virtualized systems.
• The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Security Clearance:

• Must have a current/active Top Secret Clearance
• Must be able to obtain and maintain a DoD TS/SCI-eligible clearance (i.e. DCID 6/4 eligibility)
• Eligibility for access to Special Access Program Information
• Willingness to submit a polygraph.

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.
• Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
• 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.