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General information

Requisition #
R56111
Locations
USA-CA-El Segundo
Posting Date
10/28/2024
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Currently, ManTech is actively seeking a motivated, customer oriented CSSE III to join our team in the El Segundo, CA area.

The Cybersecurity System Security Engineer’s primary function is working within Special Access Programs (SAPs) supporting SMC and AFSPC acquisition programs. The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities to meet NIST Cybersecurity requirements for system assessment & authorization.

Performance shall include:

  • Lead a team of System Security Engineers and Certification and Accreditation Analysts responsible for ensuring the customer’s national and international security interests are protected as acquisition systems are designed and tested.

  • Chair and or Co-Chair customer and SAP community Cybersecurity working groups, participate in SSE IPT reviews.

  • Perform oversight of the development, implementation, and evaluation of information system security program policy; special emphasis placed upon integration of existing SAP network infrastructures.

  • Provides expert level consultation and technical services on all aspects of Information Security.

  • Review SSE related designs and provides security compliance recommendations.

  • Develop and provide Cybersecurity risk management recommendations to the customer.

  • Provide SSE support for Mission and Training systems design and development.

  • Assist with development and maintenance of the Program Protection Plan & Cybersecurity Strategy.

  • Assist with site activation activities and design reviews, to include test & evaluation of systems.

  • Represent the Government Program Manager in various SSE related working groups, advisory groups, and advisory council meetings.

  • Work directly with approval/accreditation authorities to obtain systems’ Authorization to Operate.

Basic Qualifications:

  • Bachelor’s degree in a related discipline an additional 4 years of related experience may be accepted in lieu of degree.

  • Minimum of 12 years total experience

  • 8 years’ experience with SCI or SAR environment.

  • 4 years of SAP relevant experience highly desired.

  • Must meet position and certification requirements outlined in DoD Directive 8570.01-M for Information Assurance Technician Level 3 and Information Assurance Manager Level 3 within 6 months of the date of hire. CISSP Recommended.

  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.

  • Full understanding of Risk Management Framework (RMF) and Joint SAP Implementation Guide (JSIG) processes for system accreditation, along with legacy (DITSCAP, DIACAP) processes.

Security Clearance Requirements:

  • Current Top Secret Clearance with SCI Eligibility

  • Eligibility for access to Special Access Program Information

  • Willingness to submit to a polygraph.

Preferred Requirements:

  • Must have the ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners.

  • Working knowledge of Microsoft Office (Word, PowerPoint, and Excel)

  • Possess a high degree of originality, creativity, initiative requiring minimal supervision.

  • Willingness to travel within the organizational Area of Responsibility (AOR) (note - could be extensive, and will include both air and ground transportation)

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.


The projected compensation range for this position is $134,700.00-$224,700.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, ManTech invests in it’s employees beyond just compensation.  ManTech’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.