Principal Information Security Engineer

ManTech (


  Full Time   Employee   Contractor

United States

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

ManTech is seeking a motivated, career and customer oriented Information Systems Security Engineer (ISSE) to join our team in the Arlington, VA area to provide support to our customer and to begin an exciting and rewarding career within ManTech. The selected candidate will ensure that cyber security requirements are effectively integrated into information systems through purposeful security architecting, design, development, and configuration. This position is a part of a team of 12 IT and cyber security professionals.

Responsibilities include, but are not limited to:

  • Define, plan, design, and evaluate information security systems and architecture with the following projects:
  • Design and implement two factor authentication for general users and privileged users
  • Design and implement data at rest encryption for SANs and servers
  • Design and implement privileged user tiered
  • Perform requirements analysis, design, and integration for complex software applications and collaboration infrastructures
  • Conduct certification testing and reporting in accordance with the Risk Management Framework (RMF) and NIST 800-53; identifies deficiencies (POA&M) and provides recommendations for solutions
  • Perform system administration and maintains audit collection and reporting system, vulnerability management program, and continuous monitoring capabilities
  • Participate in the change management process, and assesses security impact of proposed changes
  • Write implementation and design documents describing how security features are implemented

    Position Requirements:
  • Requires Bachelor’s degree or equivalent in the fields of mathematics, telecommunications, electrical engineering, computer engineering, or computer science and 7-9 years related experience; or Master’s degree with 7-9 years of experience
  • Requires expert technical knowledge in security engineering and IT systems engineering
  • Must possess excellent analytical skills and be capable of quantifying risk to enterprise systems and level of compliance with security policy
  • Experience with modern Microsoft, Cisco and VMware technologies
  • Strong IT system and application engineering background with experience in Windows 7, Windows Server 2008/2012 R2, Active Directory Group Policy, networking, and VMware vSphere
  • Experience with certification testing, Risk Management Framework (RMF), information assurance tools, DoD STIG, and vulnerability assessment
  • SDoD 8140 certification (IAT Level II, IAM level II, IASAE Level II)Security Requirements:
    US Citizenship required and active TS clearance

To apply for this job, contact:
Human Resources

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