About Coalfire Coalfire Federal is a market leading cybersecurity consultancy firm that provides independent and tailored advice, assessments, technical testing and a full suite of cyber engineering services to Federal agency customers. Coalfire Federal along with
Responsibilities Peraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include: Design, implement, and maintain enterprise security architecture aligned with NIST RMF, DoD STIGs, CIS benchmarks, and organizational cybersecurity policies. Perform security engineering
Everforth ECS is seeking an Information System Security Engineer SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. Everforth ECS is seeking an experienced Information System Security Engineer (ISSE) – SME to join our team as
ECS is seeking an experienced Senior Information Systems Security Engineer to support a mission-critical federal cybersecurity program in the National Capital Region or Huntsville, Alabama. This role provides senior-level cybersecurity engineering support for Security Assessment and Authorization, Risk Management Framework execution,
General information Requisition # R69707 Locations USA-VA-Chantilly, USA-DC-Washington Posting Date 07/31/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the
General information Requisition # R69706 Locations USA-DC-Washington Posting Date 07/31/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront
MTSI is seeking a Information Systems Security Engineer (ISSE) whose primary function will be to serve as the Program Office’s information security professional responsible for managing all aspects of an organizations information security system, including researching, testing, training, and implementing programs designed to safeguard sensitive
As a Information System Security Engineer (ISSE) you will play a critical role in ensuring the confidentiality, integrity, and availability of information systems across their life-cycle. The ISSE conducts comprehensive information system security engineering activities that define, refine, and implement security requirements through deliberate system design, development,
MTSI is seeking a IT Modernization Information Systems Security Engineer whose primary function will be to provide Senior Cloud Information Systems Security Engineer support to the government program manager to Your essential job functions will include but may not be limited to: Integrate cybersecurity
Information System Security Engineer Hiring Immediately
MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C., Chantilly, VA, Quantico, VA, or Huntsville, AL. Responsibilities include, but are not limited to: Identify information protection needs for an IS and
MANTECH seeks a motivated, career and customer-oriented Senior Cloud Information System Security Engineer (ISSE) to join our team in Washington, D.C., Chantilly, VA or Quantico, VA. Responsibilities include, but are not limited to: Identify information protection needs for an IS and
ABOUT WIND RIVERX Wind RiverX (WRX) is a mission-driven software company focused on delivering advanced, secure, and resilient solutions that support U.S. defense and national security missions. As a subsidiary of Wind River, a global leader in
Job Purpose: The Senior Information Technology Systems Engineer manages day-to-day systems, security, and user-support operations within a secure Department of Defense environment. This role leads technical-support activities involving ticket resolution, endpoint troubleshooting, system patching, vulnerability remediation, incident response, and compliance with Department
Leidos is seeking an experienced M365 Security and Compliance Administrator to join our Information Technology team. This role requires a seasoned professional who can strategically manage and enhance the security and compliance posture of the M365 environment within a
General information Requisition # R69333 Locations USA-DC-Washington Posting Date 07/17/2026 Security Clearance Required TS/SCI Remote Type Onsite Time Type Full time Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront
Everforth ECS Federal is seeking an experienced Information System Security Officer Sr. (Cloud) to support cybersecurity, risk management, and Security Assessment and Authorization activities for federal information systems in cleared law enforcement and national security environments. Please Note: This position is contingent upon
Everforth ECS is seeking an Information Systems Security Officer SME to work in our Washington, DC office. Please Note: This position is contingent upon contract award. We are seeking a cleared Information Systems Security Officer SME to lead cybersecurity compliance, authorization, continuous
ECS is seeking an experienced Senor Information Systems Security Officer to support a mission-critical federal cybersecurity program in the National Capital Region. This role provides senior-level Information Systems Security Officer support for Security Assessment and Authorization, Risk Management Framework execution, authorization package development,
Description Dragonfli Group is a cybersecurity and IT consulting firm providing services to federal agencies and Fortune 100 enterprises. Headquartered in Washington, DC, Dragonfli supports clients in securing mission-critical systems across on-site, hybrid, and fully remote environments.
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