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Principal Information Systems Security Officer (ISSO)

Secure our Nation, Ignite your Future

Become an integral part of a diverse team that leads the world in Mission, Cyber, and Intelligence Solutions. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer oriented Principal Information Systems Security Officer (ISSO) to join our team in Albuquerque, NM to provide unparalleled support to our customer and to begin an exciting and rewarding career within ManTech.

A Principal Information Systems Security Officer (ISSO) will ensure AIS and network nodes are operated, maintained, and disposed of in accordance with security policies and practices. They will perform Information System Security Officer (ISSO) duties in support of in-house and external customers.
Specifically, the Principal Information Systems Security Officer (ISSO) will provide assistance on IT and information system security issues affecting the mission of the customer by implementing common information system security practices, policies and technologies.

Responsibilities include, but are not limited to:

  • Maintain operational security posture for a program or information system.
  • Support security authorization activities in compliance with customer policies and procedures.
  • Perform vulnerability/risk assessment analysis to support assessment and authorization.
  • Prepare and review documentation to include System Security Plans (SSPs), Security Assessment Reports, Assessment and Authorization (A&A) packages, and System Requirements Traceability Matrices (SRTMs).
  • Reviewing and developing AIS accreditation/ certification support documentation.
  • Notifying the customer when changes occur that might affect AIS accreditation/certification.
  • Performing system and network self-inspections.
  • Providing security coordination and review on all system test plans.
  • Attending system technical exchange meetings.
  • Identifying AIS vulnerabilities and implementing countermeasures.
  • Representing the customer on various technical review teams.
  • Conducting security surveys at subordinate facilities and gathering pertinent security documentation for inclusion into system accreditation packages.
  • Coordinating, preparing and tracking AIS inspections, reports and responses.
  • Maintaining AIS security records.
  • Advising on network nodes operating in subordinate government and contractor facilities.
  • Receiving direction from the ISSM and government PSO.
  • May provide work leadership for lower level employees and customer.


  • Requires Bachelor’s degree or equivalent and seven (7) plus years of related experience.
  • CCISP certification or equivalent is required. 
  • Experience with network and information system security principles and test practices.
  • Familiarity with cloud computing.
  • Previous experience controlling, labeling, virus scanning, and appropriately transferring data (upload/download) between information systems at varying classification levels.
  • Build rapport with military, civilian, and contractors at all levels
  • Familiarity with applicable IC and DoD policies, procedures and operating instructions related to IT, IA and IM. 
  • Travel to contractor and government facilities may be required.
  • Capable of configuring and testing Microsoft windows and Linux environments.

Security clearance requirements:
Active/current TS/SCI and must be able to obtain/maintain a favorable Counter-Intelligence Polygraph is required.


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 Waretime 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.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please click and provide your name and contact information.

Company Name:
Security Clearance:
Top Secret / SCI + Poly
Albuquerque, New Mexico
United States
Not Specified
Job Number:

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