Company: Core Group
Skills: IT - Analysis & Management, IT - Sys Admin & Support
Experience: 5 + Years
Education: Bachelors/3-5 yr Degree
Location: Washington, District of Columbia, United States

In order to apply for this position, applicants MUST meet the following criteria. If your resume does not match these criteria, you will not be able to apply for this position.

Authorized to work in: US

Core Group Resources ( is the Americas leading maritime & offshore recruitment company. Founded by a licensed mariner who has offshore experience, Core Group Resources expertise is unmatched in the marine offshore market for executive search, staffing, and expertise identification. For more information contact us 281 347 4700. We are currently in the market for the following:


Job Title

Information System Security Manager


Washington D.C.


Job Summary:

In this role, you will contribute to IS Security Management and oversight of our classified and unclassified information systems in support of corporate need



  • Provide technical expertise in safeguarding classified and unclassified IT Systems
  • Ensure that policies, procedures, and Information Assurance system hardening is in place as required.
  • Monitor and proactively address security threats, resolve technical issues
  • Conduct activities in concert with our internal IT department and external security vendors, and provide security reports and updates directly to executive leadership.
  • Modifying and updating SIEMS, IDS/IPS, firewall, and access control lists to detect, protect, and respond to security events and incidents.


  • U.S. Citizenship is required
  • Active Secret Security Clearance or must be able to obtain
  • Bachelor's Degree in IT, Computer Science or related field
  • Current DoD 8570 certification (Security or CISSP), or ability to obtain DoD 8570 certification within 6 months of employment required.
  • Security +, CEH, GSEC


Desired Qualifications:

  • 15+ years of experience in information security engineering
  • Minimum 5 years computer operating systems administration experience (Windows or Linux).
  • Minimum of 8 years information technology experience working in a classified computer facility in information, intelligence, or security areas. Current SSBI required.
  • Minimum of 5 years writing System Security Plans (SSPs) as an ISSO or related role.
  • Working familiarity with National Industrial Security Program Operating Manual (NISPOM), Intelligence Community Directives (ICD) security requirements or the Risk Management Framework (RMF).
  • Minimum of 5 years working experience of the Classified Assessment and Authorization (A&A) process with NISPOM, ICD, JSIG security frameworks/policies.
  • Perform self-inspections, provide security coordination and review of system test plans
  • Identify vulnerabilities and work with other subject matter experts to remediate and mitigate them
  • Excellent organizational, communication skills and the ability to effectively interact with managers and technical staff.
  • Ability to identify and troubleshoot complex security issues within systems or networks
  • Ability to develop and execute security plans, such as, Vulnerability Management Plan, Security Assessment Plan, Incident Response Plan, etc.
  • Experience with hardware, software, and processes necessary to develop security solutions
  • Ability to lead design, development, integration, testing, and deployment of security solutions
  • Experience with security tools for monitoring, assessing, and analyzing systems
  • Sourcing and implementing new security solutions to better protect the organization
  • Conducting proactive research to analyze security weaknesses and recommend appropriate strategies
  • Coordinating and reporting cybersecurity incidents to appropriate authorities
  • Installing security measures and operate software to protect systems and information infrastructure, including network security tools and data encryption programs
  • Identifying current and emerging technology security issues, trends, vulnerabilities, and threats

Technical Qualifications:

  • Experience with Linux and/or Windows Operating Systems, and scripting languages
  • Knowledge of best practices and security requirements, including DISA STIGs, SRGs, and IA tools
  • Knowledge of NIST publications, such as, SP 800-37, 800-53, and 800-171
  • Cisco router and switches
  • Cisco 4140 Firepower
  • Cisco 5516x firewall
  • Varonis tools
  • FireEye
  • Splunk