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Senior Cloud Information Systems Security Engineer

ManTechHuntsville, ALPosted Sep 15, 2026 · open 41 days

Last confirmed open Oct 26, 2026

Full-timeSeniorTS/SCI

Before you apply

TS/SCI clearance
An active clearance is required to start.
Polygraph required
The posting asks for a polygraph without saying which kind.
Bachelor's degree or equivalent experience
Experience or training can stand in for the degree.
CISSP, CEH, CCNP, CISM
Certifications the posting names.

**MANTECH** seeks a motivated, career and customer-oriented **Senior** **Cloud Information Systems Security Engineer** to join our team in **Huntsville, AL** . This is an **onsite** position.

**Responsibilities include but are not limited to:**

+ Lead and supervise a team of security professionals managing the end-to-end implementation of the RMF lifecycle for FBI IT systems.

+ Coordinate RMF preparation step activities and guide system categorization efforts based on mission impact and regulatory requirements.

+ Advise on the selection, tailoring, and documentation of security controls aligned with Bureau risk appetite and compliance standards.

+ Direct the deployment of technical, operational, and management controls across system lifecycles, ensuring high-quality deliverables.

+ Oversee comprehensive security control assessments and prepare critical risk management documentation for system authorization and executive decisions.

+ Manage ongoing monitoring, continuous assessment activities, and metric collection to adapt security strategies and maintain sustained compliance.

+ Provide subject-matter expertise on risk analysis, incident response, remediation, and audits, while communicating status and risks to stakeholders.

**Minimum Qualifications** **:**

+ Bachelor’s Degree or equivalent experience (6 additional years of experience in lieu of degree).

+ 8 + years of experience in secure design, analysis, and testing of information security systems and products (6.5 + years of experience with Master's Degree).

+ 8 + years of experience applying methods, standards and approaches for ensuring the baseline security safeguards are appropriately implemented and documented (6.5 + years of experience with Master's Degree).

+ 8 + years of experience creating and updating security test plans for detecting and mitigating risk to information systems (6.5 + years of experience with Master's Degree).

+ Must possess a CISSP or CEH certification, a Cloud certification, and one of the following: CCNP Enterprise, CISM, CISSP-ISSAP, CISSP-ISSEP, GCIA, or GDSA.

**Preferred Qualifications:**

+ Master’s degree in Computer Science, Cybersecurity, or a related technical discipline.

**Clearance Requirements:**

+ Must have a current/active TS with SCI Eligibility.

+ Must be able to obtain and maintain a Polygraph.

**Physical Requirements:**

+ The person in this position must be able to remain in a stationary position 50% of the time.

+ Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

MANTECH International Corporation 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 [email protected] and provide your name and contact information.

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Job Details
Company
Location
Huntsville, AL
Type
Full-time
Level
Senior
Experience
8+ years
Posted
Sep 15, 2026
Required Skills
RMFSecurity Control AssessmentsRisk ManagementIncident ResponseCloud SecurityCISSPCEHCCNP EnterpriseCISMCISSP-ISSAPCISSP-ISSEPGCIAGDSA
Preferred Skills
Computer ScienceCybersecurity

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