R49399
USA-MD-Hanover
TS/SCI w/ FSP

Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first.  At ManTech International Corporation, you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated Senior Information Systems Security Officer (ISSO) to join our team in Annapolis Junction, MD.

Responsibilities include, but are not limited to:

  • Provides support for a program, organization, system, or enclave's information assurance program
  • Provides support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies
  • Maintains operational security posture for an information system or program to ensure information systems security policies, standards, and procedures are established and followed
  • Assists with the management of security aspects of the information system and performs day-to-day security operations of the system. Evaluate security solutions to ensure they meet security requirements for processing classified information
  • Performs vulnerability/risk assessment analysis to support certification and accreditation
  • Provides configuration management (CM) for information system security software, hardware, and firmware. Manages changes to system and assesses the security impact of those changes
  • Prepare and reviews documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs)
  • Supports security authorization activities in compliance with National Institute of Standards and Technology Risk Management Framework (NIST RMF)
  • Provides daily oversight and direction to contractor ISSOs
  • Serves as an ISSM
  • Interacts with customers, IT staff, and high-level corporate officers to define and achieve required IA objectives

Basic Qualifications:

  • Fifteen (15) years' experience as an ISSO on programs and contracts of similar scope, type, and complexity is required. Experience is to include at least three (3) of the following areas:
    • knowledge of current security tools
    • hardware/software security implementation; communication protocols
    • encryption techniques/tools
  • Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional experience as an ISSO may be substituted for a bachelor's degree.
  • DoD 8570 compliance with Information Assurance Management (IAM) Level I or higher is required.

Security Requirements:

  • An active TS/SCI with polygraph clearance is required


Physical Requirements:

  • Must be able to remain in a stationary position 50%
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer
  • The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations
  • Working with Data
  • Move about freely in a laboratory setting
  • Repetitive Motions

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

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