51 to 74 of 74 Permanent Information Security Engineer Jobs

Not Just a Job - It's a Mission Secured by Your Expertise: Join us as an Information Systems Security Engineer! Are you ready to protect the nation's most critical systems with cutting-edge security solutions? At Adaptic, we engineer the future of secure technology. Join a high-impact team where your expertise shapes resilient … systems, your bold ideas are encouraged, and your dedication to mission success truly matters. What You'll Do: As an Information Systems Security Engineer (ISSE), you'll be at the forefront of securing enterprise and mission systems. You will: • Perform or review technical security assessments of complex computing environments • Participate as a security engineering lead … enclave architectures • Apply IA policy, risk frameworks, and best practices to build secure solutions • Support the development and enforcement of trusted relationships among external systems • Contribute to risk assessments, security planning, and mitigation strategies • Support the development, review, and implementation of C&A/A&A documentation (RMF, DIACAP, NISCAP) • Recommend system-level solutions to security requirements • Interact More ❯

one mind, and one purpose, we can accomplish our mission and be an organization anyone would be proud to be a part of. POSITION SUMMARY Aleut is seeking an Information System Security Engineer (ISSE) to work with the United States Air Force Academy (USAFA) RMF team. This position requires personnel to work on-site at USAFA in … Colorado Springs, CO. POSITION HIRING CONTINGENT ON CONTRACT AWARD ESSENTIAL JOB FUNCTIONS Serve as ISSE supporting USAFA systems, providing subject matter expertise in system security engineering, RMF execution, and technical documentation. Act as the technical lead for system security architecture and control implementation strategies, advising system owners and engineering teams on secure design in alignment with NIST SP … Rev. 5 and DoD guidance. Capture, refine, and document IT system requirements, ensuring integration of security requirements throughout the system development lifecycle. Identify and document mission-critical assets and information that require protection, contributing to risk assessments and architectural recommendations. Perform and maintain system-level risk assessments that support authorization decisions and inform residual risk determinations. Lead the More ❯

Risk Management Framework (RMF), NMAP, PKI, Wireshark, auditing, penetration testing, scripting, IASAE, CISSP, ISSEP, NISCAP Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: Must be a US Citizen Must have TS/SCI clearance w/active polygraph Bachelor's degree in Computer … Science, Information Assurance, Information Security System Engineering, or a related discipline. Must have a minimum of fourteen (14) years of experience performing in an ISSE role or similar. DoD 8570 compliance with IASAE Level 3 is required Both Information Systems Security Engineering Professional (ISSEP) and CISSP Certifications are required. Five (05) years of experience with … Defense in Depth Principals/technology including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture and applying risk assessment methodology to system development. Must have a solid understanding of security practices and policies and hands-on vulnerability testing experience. Must have experience applying Risk Management Framework. Must have experience formulating and assessing More ❯

Job Number: 231 Job Title: INFORMATION SYSTEMS SECURITY ENGINEER - VIRGINIA -URGENT Job Type: Full-time Clearance Level: TS/SCI CI Poly Work Arrangement: On-site Job Location: Chantilly VA Salary: 160K-179K Background Plan, design, and implement security controls and measures to protect the organization's information systems and networks Evaluate and assess security risks and vulnerabilities, and develop strategies to mitigate them Develop and implement security policies, procedures, and guidelines to ensure compliance with organizational policies and regulatory requirements Conduct security assessments and audits of information systems and networks, and recommend improvements to security controls and measures Provide technical guidance and support to IT teams on security-related issues Work with engineering team to identify and document security solutions, including firewalls, intrusion detection/prevention systems, antivirus, and data encryption systems as required by parent organization Ensure that information systems and networks are compliant with organizational policies and procedures, as well as any applicable regulatory requirements Requirements Bachelor's degree in Computer Science or More ❯

RBR-Technologies is a small service-disabled veteran-owned information and technology business founded on the basic principle of delivering customer mission success. RBR-technologies prides itself on our commitment to mission success as exemplified by the trust our customers and contract partners place in us. From RBR's first employee to the present day, every team member has … of professionals whose success is attributed to the intelligence, dedication, and years of experience within many government organizations including the Intelligence Community (IC), Department of Defense (DoD), and Defense Information Systems Agency (DISA). RBR-Technologies is seeking an experienced ISSE to support one of our customers in Maryland. POSITION SUMMARY The Information Systems Security Engineer shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established Information Assurance (IA) standards and regulations, and recommend mitigation strategies. Validates and verifies system security requirements definitions and analysis and establishes system security designs. Supports the building of security architectures. Enforce the design and implementation More ❯

Information Assurance, Nessus, RMF, Windows, Linux, WireShark, System Security Plans, Authorization to Operate, Verification and Validation, NIST, PKI, Scripting Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required: Must be a US Citizen. Must have TS/SCI clearance w/active … polygraph (Polygraph must be within the last five (05) years). At least fourteen (14) years of direct/relevant experience Bachelor's degree in Computer Science, Information Assurance, Information Security, System Engineering or related discipline from an accredited college or university is required. Four (04) years of additional relevant experience on projects with similar processes may … be substituted for a bachelor's degree. Certified Information System Security Professional Certification (CISSP) or Security X (previously known as the CASP+) Certification required Must have a solid understanding of security practices and policies and hands-on vulnerability testing experience using Customer tools. Must have experience applying Risk Management Framework. Must have experience formulating and assessing More ❯

Job Number: 123 Job Title: INFORMATION SYSTEMS SECURITY ENGINEER I - MARYLAND - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: Fort Meade MD Salary: 145K Background Support the government in the enforcement of the design and implementation of trusted relationships among external systems and architectures Apply … knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of IA architectures, systems, or system components Identify overall security requirements for the proper handling of government data Interact … with the customer and other project team members Support security planning, assessment, risk analysis, and risk management Requirements Bachelor's degree in computer science, information assurance, information security system engineering, or a related discipline from an accredited college or university 7 years of experience as an ISSE on programs and contracts of similar scope, type, and More ❯

Role: Information System Security Engineer Location: Washington, D.C. - Hybrid with some travel Clearance: Secret minimum, ideally TS Salary: $150K-$185K + Equity My client, a leading defense tech company, is looking to hire an experienced ISSE to join their team based in Washington, D.C. You must have an active Secret clearance or higher and a solid background … in information security fundamentals and core technologies (e.g., authentication, encryption, firewalls, vulnerability scanning, SIEM/SOAR, audit logs). Your main responsibilities in this position will include: Achieving ATOs for the company's software across multiple government customers with minimal oversight. Providing outstanding customer service, policy expertise, and high-quality documentation. Partnering with engineers to interpret security requirements and plan effective control implementations. Translating and synthesizing complex concepts and architectures into clear body-of-evidence artifacts, including System Security Plans (SSPs) and architecture diagrams. Representing the company and providing credible cybersecurity expertise in government assessments and audits. If you are interested in learning more about this opportunity, please apply below, and I will contact you More ❯

Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than 17 years of support to stakeholders across the federal government, with established and growing capabilities across Intelligence, Analytics, Engineering, Mission Support, and Communications disciplines. Founded in 2008, our mission is … with a focus on collaboration and innovation. Our teams are at the frontier of the Nation's most complex and rewarding challenges. Join our team. Barbaricum is seeking an Information Systems Security Engineer (ISSE) providing expert recommendations on security design requirements and developing comprehensive security architectures for combat ground platforms. The ISSEE will plan, coordinate … to meet Government policy and direction across all phases of system acquisition. There is a focus on combat vehicles, the candidate will provide subject matter expertise in Cybersecurity and Information Assurance strategies, contributing to the National Cross Domain Strategy Management Office (NCDSMO) Raise the Bar (RTB) initiatives by implementing Cross Domain Solution (CDS) designs and cybersecurity testing to ensure More ❯

At Volt, our greatest strength is our people. Volt is immediately hiring for "Anti-Tamper (AT) Security Engineer" in (Clifton, NJ; Palm Bay, FL; Plano, TX). Looking for a skilled Anti-Tamper (AT) Security Engineer to lead and support AT implementation across the System Development Lifecycle (SDLC). This role involves working closely with cross … functional teams and government stakeholders to ensure the protection of Critical Program Information (CPI) and the development of secure, trustworthy systems. You will do: Lead AT strategy and execution throughout the SDLC. Assess systems for CPI using DoD 5200.39 guidelines. Conduct trade studies and threat assessments (attack/countermeasure analysis). Develop and implement AT requirements and security architectures. Perform Verification and Validation (V&V) activities. Serve as Subject Matter Expert (SME) in AT. Draft Program Protection Implementation Plans (PPIPs), Cybersecurity Strategies, Security Classification Guides (SCGs), and AT Plans. Collaborate with customers to define AT requirements, solutions, cost impacts, and effectiveness. Support software selection and approval processes for COTS, GOTS, and FOSS. Contribute to security More ❯

Seeking Information System Security Engineer candidates for contingent prime award expected June 1, 2025. Must have 12+ years experience with a bachelor's in a STEM field or 16+ years experience without a degree. In addition must be IASAE Level II Certified which includes any of the following: - CASP+CE - CISSP - CSSLP More ❯

Information Systems Security Engineer (ISSE, Mid) Location: Springfield, VA General: • Obtains and maintains necessary Authority to Operation (ATO) for environments and tools. Required • Bachelor's degree in engineering, science or related field. • 4 - 7 years' experience • TS/SCI Clearance More ❯

Science, Cyber Enablement, Logistics, and Training. Founded in 2019, Swift supports Civilian, Defense, and Intelligence Community customers across the country and around the globe. We are looking for an Information Systems Security Engineer (ISSE) with expertise in designing secure systems, supporting critical mission environments, and navigating the complexities of RMF and DoD cybersecurity policy. We're looking … for a candidate who thrives in a cloud-enabled environment and enjoys architecting security into everything from system design to deployment. The ideal candidate will play a key role in securing big data systems across distributed cloud environments. They will shape cybersecurity documentation, guide the development team to meet accreditation requirements, and work with government stakeholders to enforce security … days a week at Fort Belvoir, VA. Responsibilities: Design and secure complex system and network architectures that span multiple enclaves with varying classification levels Create, review, and maintain security authorization documentation in alignment with DoD and federal cybersecurity policies Implement and guide the team through the Risk Management Framework (RMF) accreditation lifecycle; prior DIACAP experience is acceptable Perform in More ❯

Overview: CDT is seeking an experienced and skilled ISSE for a DoD program in McLean, VA. This position is hands-on technical and will provide on-site security engineering, systems administration, and information assurance support to the program. Clearance Requirements: An active Secret is required, Top Secret is preferred. Candidates who do not meet these clearance requirements will … Cisco ISE/Forescout CounterACT NAC technologies preferred. • Perform Site-Lead/Management duties that support the workflow and project goals for a small team of System Administrators and Information Security Engineers. • Provide senior-level security engineering and development support throughout the system life cycle. • Perform appropriate continuous monitoring and systems security testing using tools such … as Nessus Security Center/ACAS, Trellix, and Splunk Enterprise. • Provide mitigation solutions for identified findings and patching requirements. • Ensure that proposed system changes are reviewed and that implemented system modifications do not adversely impact the security of the system. (e.g., Change Management) • Maintain local Trellix/ENS installations and upstream connections. • Work with upstream service providers such More ❯

Job Number: 408 Job Title: INFORMATION SYSTEMS SECURITY ENGINEER (408) - VIRGINIA - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: Fort Belvoir VA Salary: 138K-186K Background Create, review and edit authorization documentation for completeness and accuracy in accordance with required policy Thoroughly understand and be … able to implement RMF system accreditation processes Assess use case and operational risk of integrated open source, and GOTS/COTS software components Provide security planning, assessment, risk analysis, and risk management support Recommend system-level solutions to resolve security requirements and guide the development team in meeting the security posture requirements Support the enforcement of the … of protocols and services, computer architectures, and network topologies is required xperience with DISA STIGs and SRGs, vulnerability management systems, mitigation and compliance processes, and reviewing results from automated security scanning tools Ability to work independently and as part of a team is needed Flexibility is essential to adapt to schedule changes as needed Preferred CISSP-ISSEP is highly More ❯

Government in the design, development, implementation, and/or integration of IA architectures, systems, or system components • Provides the Government assistance to ensure that the architecture and design of information systems are functional and secure, including program of record systems and special purpose environments with platform IT interconnectivity • Performs system or network designs that encompass multiple enclaves, to include … knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments " " Education and Experience • 14 years of IA System Architect and Engineer (IASAE) experience, to include recent experience within the last five years, with Defense-in-Depth principles and technology, including access/control, authorization, identification and authentication, Public Key Infrastructure … PKI), network and enterprise security architecture • 2 years of experience applying security risks assessment methodology to system development, including threat model development, vulnerability assessments, and resulting security risk analysis • A Master's Degree in Computer Science or IT Engineering is desired and may be substituted for 6 years of experience • Knowledge of Federal, NSA, IC, and DoD More ❯

Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than 17 years of support to stakeholders across the federal government, with established and growing capabilities across Intelligence, Analytics, Engineering, Mission Support, and Communications disciplines. Founded in 2008, our mission is … on collaboration and innovation. Our teams are at the frontier of the Nation's most complex and rewarding challenges. Join our team. Barbaricum is seeking a highly skilled System Information Assurance and Security Engineer to support USSOCOM implementation and migration for next generation Identity, Credential, and Access Management (ICAM). This position supports engineering efforts to install … of the broader Zero Trust (ZT) implementation efforts. The ICAM Engineers implement the design, integration, and governance of enterprise identity solutions that form the foundation of a Zero Trust security model. This role requires a proven track record in identity architecture, access governance, authentication technologies, and compliance with Department of Defense (DoD) cybersecurity standards. Responsibilities: Execute engineering solutions for More ❯

Government in the design, development, implementation, and/or integration of IA architectures, systems, or system components • Provides the Government assistance to ensure that the architecture and design of information systems are functional and secure, including program of record systems and special purpose environments with platform IT interconnectivity • Performs system or network designs that encompass multiple enclaves, to include … of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments Qualifications Education and Experience • 14 years of IA System Architect and Engineer (IASAE) experience, to include recent experience within the last five years, with Defense-in-Depth principles and technology, including access/control, authorization, identification and authentication, Public Key Infrastructure … PKI), network and enterprise security architecture • 2 years of experience applying security risks assessment methodology to system development, including threat model development, vulnerability assessments, and resulting security risk analysis • A Master's Degree in Computer Science or IT Engineering is desired and may be substituted for 6 years of experience • Knowledge of Federal, NSA, IC, and DoD More ❯

Overview: SimVentions, consistently voted one Virginia's Best Places to Work, is looking for an experienced cybersecurity professional to join our team! As a Cybersecurity Engineer III, you will play a key role in advancing cybersecurity operations by performing in-depth system hardening, vulnerability assessment, and security compliance activities in accordance with DoD requirements. The ideal candidate will … December of 2025. ** Clearance: An ACTIVE Secret clearance (IT Level II Tier 5/Special-Sensitive Position) is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: In-depth understanding of computer security … Strong ability to communicate clearly and succinctly in written and oral presentations Must possess one of the following DoD 8570.01-M IAT Level III baseline certifications: CASP+ CE CCNP Security CISA CISSP (Associate) CISSP GCED GCIH CCSP Responsibilities: Develop Assessment and Authorization (A&A) packages for various systems Develop and maintain security documentation such as: Authorization Boundary Diagram More ❯

Overview: SimVentions, consistently voted one Virginia's Best Places to Work, is looking for an experienced cybersecurity professional to join our team! As a Cybersecurity Engineer III, you will play a key role in advancing cybersecurity operations by performing in-depth system hardening, vulnerability assessment, and security compliance activities in accordance with DoD requirements. The ideal candidate will … December of 2025. ** Clearance: An ACTIVE Secret clearance (IT Level II Tier 5/Special-Sensitive Position) is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: In-depth understanding of computer security … Strong ability to communicate clearly and succinctly in written and oral presentations Must possess one of the following DoD 8570.01-M IAT Level III baseline certifications: CASP+ CE CCNP Security CISA CISSP (Associate) CISSP GCED GCIH CCSP Responsibilities: Develop Assessment and Authorization (A&A) packages for various systems Develop and maintain security documentation such as: Authorization Boundary Diagram More ❯

while still being ever-changing and ever-adapting; we hope you are too. Who is CTP? Service-Disabled Veteran, Woman Owned Small Business; Leading a team on multiple cyber-security, networks, and engineering efforts in the federal government contracting realm. We put our people first and have since 2007. We're passionate about the cause, we're dedicated to … record of dedication, through education & commitment. 4 years of experience may be substituted for a bachelor's degree. CISSP-ISSEP Required We will trust you to: Participate as a security engineering representative on engineering teams for the design, development, implementation, and/or integration of secure networking, computing, and enclave environments Participate as a security engineering representative on … engineering teams for the design, development, implementation, and/or integration of IA architectures, systems, or system components Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments Apply knowledge of IA policy, procedures, and workforce structure to design, develop, and implement More ❯

understanding of Department of Defense (DoD) and Intelligence Community (IC) cybersecurity standards, strong technical knowledge, and the ability to communicate effectively in high-stakes environments. Key Responsibilities: Apply IT security controls to ensure the confidentiality, integrity, and availability of data and systems. Support system security engineering efforts in accordance with the Risk Management Framework (RMF). Evaluate hardware … and software designs for cybersecurity compliance and provide technical recommendations. Develop and maintain cybersecurity documentation including POA&Ms, Security Controls Traceability Matrices, and System Security Plans (SSPs). Lead and support Authorization and Accreditation (A&A) efforts including ATO and IATT documentation. Develop and execute test plans to validate security requirements and system performance. Present cybersecurity findings … on and maintain compliance with DoD cybersecurity training and certification requirements. Required Skills & Experience: Active Top Secret/SCI clearance. 5+ years of cybersecurity experience supporting DoD or IC information assurance programs. Experience with RMF-based assessments and authorizations for classified systems. Strong background in vulnerability management and mitigation strategies. Proficiency in technical writing and briefing development for cyber More ❯

configurations 3 Demonstrated knowledge of ACAS deployment in enterprise environments Evidenced mastery of System integration and authentication Validated experience in scan policy configuration and vulnerability analysis Documented experience in security patch implementation to DoD standards Showcased understanding of technical documentation and compliance reporting Exhibited familiarity with Automation scripting for deployment and monitoring 3 Demonstrated End-to-end vulnerability management … expertise Displayed adeptness in problem-solving abilities in complex security environments Evidenced mastery of multi-platform support capabilities Demonstrated strong security mindset and collaborative approach Excellent time management and prioritization skills More ❯

Qualifications: Over 10 years of experience required performing the following activities: Design, development, implementation and/or integration of secure networking, computing, and enclave environments. Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of IA architectures, systems, or system components. Participate as the primary security engineering representative on … policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments. Interact with the customer and other project team members. Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of IA architectures, systems, or system components. Minimum Educational Requirements: MA/MS required. More ❯