Amentum · 13 hours ago
Information Systems Security Officer (ISSO) 3 - TS/SCI w/Poly
Hanover, MD
Full-time
Onsite
Senior Level, Lead/Staff
$185K/yr - $210K/yr
10+ years expAmentum is seeking an Information Systems Security Officer (ISSO) 3 for a prime contract that is based out of their Hanover, MD office. The role involves supporting the information assurance program, implementing security policies, and managing the operational security posture of information systems.
Mechanical EngineeringSecurityTechnical Support
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Provide support for a program, organization, system, or enclave's information assurance program
Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies
Maintain operational security posture for an information system or program to ensure information systems security policies, standards, and procedures are established and followed
Assist with the management of security aspects of the information system and perform day-to-day security operations of the system
Evaluate security solutions to ensure they meet security requirements for processing classified information
Perform vulnerability/risk assessment analysis to support security authorization
Provide configuration management (CM) for information systems security software, hardware, and firmware
Manage changes to system and assess the security impact of those changes
Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs)
Support security authorization activities in compliance with National Institute of Standards and Technology Risk Management Framework (NIST RMF)
Provide support to senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies
Assist with preparation and maintenance of documentation
Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information
Assist with Configuration Management (CM) for information system security software, hardware, and firmware
Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades
Propose, coordinate, and implement information systems security policies, standards, and methodologies
Develop and maintain documentation for Security Authorization in accordance with ODNI and DoD policies
Provide CM for security-relevant information system software, hardware, and firmware
Ensure compliance with system security policy
Evaluate security solutions to ensure they meet security requirements for processing classified information
Maintain operational security posture for an information system or program
Provide support to the information System Security Manager (ISSM) for maintaining the appropriate operational Cybersecurity posture for a system, program, or enclave
Develop and update the system security plan and other Cybersecurity documentation
Assist with the management of security aspects of the information system and perform day-to day security operations of the system
Track and ensure appropriate user identification and authentication mechanism of the information System (IS)
Obtain system authorization for ISs under their purview
Provide support for a program, organization, system, or enclave's information assurance program
Plan and coordinate implementation of IT security programs and policies
Manage and control changes to the system assessing the security impact of those changes
Provide daily oversight and direction to contractor ISSOs
Interact with customers, IT staff, and high-level corporate officers to define and achieve required Cybersecurity objectives
Qualification
Required
Provide support for a program, organization, system, or enclave's information assurance program
Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies
Maintain operational security posture for an information system or program to ensure information systems security policies, standards, and procedures are established and followed
Assist with the management of security aspects of the information system and perform day-to-day security operations of the system
Evaluate security solutions to ensure they meet security requirements for processing classified information
Perform vulnerability/risk assessment analysis to support security authorization
Provide configuration management (CM) for information systems security software, hardware, and firmware
Manage changes to system and assess the security impact of those changes
Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs)
Support security authorization activities in compliance with National Institute of Standards and Technology Risk Management Framework (NIST RMF)
Provide support to senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies
Assist with preparation and maintenance of documentation
Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information
Assist with Configuration Management (CM) for information system security software, hardware, and firmware
Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades
Propose, coordinate, and implement information systems security policies, standards, and methodologies
Develop and maintain documentation for Security Authorization in accordance with ODNI and DoD policies
Provide CM for security-relevant information system software, hardware, and firmware
Ensure compliance with system security policy
Evaluate security solutions to ensure they meet security requirements for processing classified information
Maintain operational security posture for an information system or program
Provide support to the information System Security Manager (ISSM) for maintaining the appropriate operational Cybersecurity posture for a system, program, or enclave
Develop and update the system security plan and other Cybersecurity documentation
Assist with the management of security aspects of the information system and perform day-to day security operations of the system
Track and ensure appropriate user identification and authentication mechanism of the information System (IS)
Obtain system authorization for ISs under their purview
Provide support for a program, organization, system, or enclave's information assurance program
Plan and coordinate implementation of IT security programs and policies
Manage and control changes to the system assessing the security impact of those changes
Provide daily oversight and direction to contractor ISSOs
Interact with customers, IT staff, and high-level corporate officers to define and achieve required Cybersecurity objectives
TS/SCI w/Poly
Bachelor's degree in Computer Science, Cyber Security, IT Engineering or related field is required
In lieu of a Bachelor's degree, four (4) additional years of work-related experience may be substituted for a total of fourteen (14) years
Ten (10) years of combined work-related experience in the fields of IT, cybersecurity or security authorization is required
Experience in several of the following areas is required: knowledge of current security tools, hardware/software security implementation; communication protocols; or encryption tools and techniques
Familiarity with commercial security products, security authorization techniques, security incident management, and PKI and authorization services
Compliance with DoD 8570.01-M with a minimum certification of IAM Level I is required
Benefits
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Company
Amentum
Amentum is a technology and engineering company for security, defense, and energy.
10001+ employees
Funding
Current Stage
Public CompanyTotal Funding
$321.16M2025-03-12Post Ipo Secondary· $321.16M
2024-09-27IPO
2020-01-01Private Equity
Leadership Team
Ajay Nagar
Vice President
Darren Burton
Chief People Officer
Recent News
2025-12-29
Washington Technology
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2025-12-09
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