Security Engineer - Remote
Reston, VA · On-site +1
Data management and applied cryptography * Cloud security and infrastructure (AWS, Azure, and/or GCP) * Awareness of OWASP Top Ten and CWE Top 25 * Linux command line usage (e.g., bash, sh, zsh)
Reston, VA · On-site +1
Data management and applied cryptography * Cloud security and infrastructure (AWS, Azure, and/or GCP) * Awareness of OWASP Top Ten and CWE Top 25 * Linux command line usage (e.g., bash, sh, zsh)
Reston, VA · On-site +1
Data management and applied cryptography * Cloud security and infrastructure (AWS, Azure, and/or GCP) * Awareness of OWASP Top Ten and CWE Top 25 * Linux command line usage (e.g., bash, sh, zsh)
Reston, VA · On-site +1
Data management and applied cryptography * Cloud security and infrastructure (AWS, Azure, and/or GCP) * Awareness of OWASP Top Ten and CWE Top 25 * Linux command line usage (e.g., bash, sh, zsh)
Reston, VA · On-site +1
Data management and applied cryptography * Cloud security and infrastructure (AWS, Azure, and/or GCP) * Awareness of OWASP Top Ten and CWE Top 25 * Linux command line usage (e.g., bash, sh, zsh)
Reston, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
$102K - $137K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
$102K - $137K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
$101K - $136K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
$101K - $136K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
... Applied Mathematics, Data Science, Information Assurance, Cryptography, Digital Forensics, Telecommunications, Artificial Intelligence, Secure Communications, Electrical Engineering, Computational ...
... Applied Mathematics, Data Science, Information Assurance, Cryptography, Digital Forensics, Telecommunications, Artificial Intelligence, Secure Communications, Electrical Engineering, Computational ...
Reston, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
$102K - $137K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Reston, VA · On-site
$102K - $137K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
$101K - $136K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
$101K - $136K/yr
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Tysons, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Tysons, VA · On-site
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
... Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure ...
Chantilly, VA · On-site
... Applied Mathematics, Cryptography, Audit and Assurance, etc. Preferred : • Understanding of regulatory requirements (e.g., GDPR, HIPAA) • Familiarity with penetration testing processes • ...
Chantilly, VA · On-site
... Applied Mathematics, Cryptography, Audit and Assurance, etc. Preferred : • Understanding of regulatory requirements (e.g., GDPR, HIPAA) • Familiarity with penetration testing processes • ...
Reston, VA · On-site
$57K - $62K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
Reston, VA · On-site
$57K - $62K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
Reston, VA · On-site
$135K - $185K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
Reston, VA · On-site
$135K - $185K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
Reston, VA · On-site
$135K - $185K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
Reston, VA · On-site
$135K - $185K/yr
... cryptography. This role is ideal for a technically credible trainer who can translate complex ... Bachelor's degree in Physics, Computer Science, Engineering, Mathematics, Applied Science, or a ...
... EW), Cryptologic Linguist, Radio Operations, Cyber Security, Network Engineering/Security ... applied in lieu of a degree. Must be a US Citizen and have an active TS/SCI clearance with Poly ...
... EW), Cryptologic Linguist, Radio Operations, Cyber Security, Network Engineering/Security ... applied in lieu of a degree. Must be a US Citizen and have an active TS/SCI clearance with Poly ...
Dahlgren, VA · On-site
$96K - $160K/yr
This position will support the Cryptologic Carry On Program Hardware Solutions Team in the form of ... degree and the applied use of related concepts, practices, and methods * Intermediate level of ...
Dahlgren, VA · On-site
$96K - $160K/yr
This position will support the Cryptologic Carry On Program Hardware Solutions Team in the form of ... degree and the applied use of related concepts, practices, and methods * Intermediate level of ...
Dahlgren, VA · On-site
$96K - $160K/yr
Description This position will support the Cryptologic Carry On Program Hardware Solutions Team in ... degree and the applied use of related concepts, practices, and methods * Intermediate level of ...
Dahlgren, VA · On-site
$96K - $160K/yr
Description This position will support the Cryptologic Carry On Program Hardware Solutions Team in ... degree and the applied use of related concepts, practices, and methods * Intermediate level of ...
Applied cryptography professionals are typically responsible for designing, implementing, and reviewing cryptographic protocols, analyzing and improving the security of existing systems, and addressing vulnerabilities as they arise. Day-to-day tasks may include creating technical documentation, collaborating with software engineering and security teams, and performing security audits or code reviews. You'll also stay up-to-date on emerging threats and new cryptographic research to inform your work. This role is highly collaborative, often requiring close coordination with developers, architects, and compliance officers to ensure robust security solutions across projects.
To thrive in applied cryptography, you need a strong background in mathematics, computer science, and cryptographic algorithms, often supported by a relevant degree or certifications like CISSP or CEH. Familiarity with programming languages such as C, C++, Python, and experience with cryptographic libraries (e.g., OpenSSL, Bouncy Castle) are commonly required. Excellent problem-solving skills, attention to detail, and the ability to communicate complex concepts clearly are valuable soft skills in this field. These abilities are crucial for designing, implementing, and maintaining secure cryptographic solutions that protect sensitive data in real-world applications.
An Applied Cryptography job involves designing, implementing, and analyzing cryptographic systems to secure data and communications. Professionals in this field work on encryption algorithms, digital signatures, secure protocols, and cryptographic libraries to protect sensitive information from cyber threats. They collaborate with security teams, software engineers, and researchers to ensure cryptographic solutions are robust and efficient. Strong knowledge of mathematics, cryptographic principles, and programming languages like C, Python, or Java is often required.

ICFis looking for an enthusiasticSecurity Engineerto join our team and helpwithensuring our environments and applications meet Federal Security Standards.If you areSecurity Engineerinterested in applying yourexpertiseinSecurityEngineeringin a consulting environment, then this may be the role for you.
Job Location:
This position requires that the job be performed in the United States. If you accept this position, you should note that ICF does monitor employee work locations and blocks access from foreign locations/foreign IPaddresses, andalso prohibits personal VPN connections.
Our core work hours are 10am - 4pm Eastern Time with theoptionto start earlier or work later depending on your time zone.However, please note our client is on the east coast and may sometimes start a meeting earlier than 10:00which may require your participation.
Travel for a conference or to another ICF location for collaborationmayberequiredonce a year.
What You Will Do:
The selected candidate willbe requiredto work on multiple products and must be able to develop and present secure solutions and advice to technical teams as well as leadership. The candidate will furtherbe requiredto assess risks and advise on security standards, best practices, and solutions. All this must be done bymaintainingsecurity quality and customer satisfaction.Various tools are used to detectvulnerabilitiesand the security engineer documents these vulnerabilities and works with developers to get them corrected. The security engineer will need to work on a path to production for new applications ensuring all the documentation andappropriate stepsare taken and approved to have a highly secure production application and environment.
Responsibilities:
Perform Static Application Security Testing (SAST) toidentifypotential vulnerabilities in the application code and infrastructure
Perform Dynamic Application Security Testing (DAST)
Create and update threat models for FISMA systems
Assistand lead security incident response
Assistwith documentation of System Security plan and Contingency Plans for related projects
Ensure security systems are up to date and create documentation and planning for all security-related information, including incident response and disaster recovery plans
Review policies and procedures for compliance with applicable standards; and toidentifyareas of improvement for finding remediation
Interact with senior level management, including the ISSO
Usesecurity assessment tools such as Nessus,Snyk, AWSGuardDutyand AWS Inspector
Apply a demonstrated understanding of cryptography tosecureweb applications and data at rest
Work with development teams to review and correctcode written in higher level programming languages and scripts
Work with DevOps teams to securely harden Linux based machines and cloudinfrastructure
Basic Qualifications:
Bachelor's Degree
5+ years of professional security engineering experience
Candidate must be able to obtain andmaintaina Public Trust
Candidate mustresidein the U.S.,be authorized towork in the U.S., and all work must be performed in the U.S.
Candidate must have lived in the U.S. for three (3) full years out of the last five (5) years
What We Would Like YouToBringWithYou:.
Hands on experience that includes:
NIST 80053 security controls
System hardening and implementation of DoD STIGs
Leading incident response activities
Data management and applied cryptography
Cloud security and infrastructure (AWS, Azure, and/or GCP)
Awareness of OWASP Top Ten and CWE Top 25
Linux command line usage (e.g., bash, sh, zsh)
Scripting in Python, Perl, or similar languages
Prior experience in consulting or healthcare is an advantage but not essential.
Strong engineering background
Application architecture experience
Federal Government contracting work experience
One or more of the following certifications is preferred:
OSCP/OSCE/OWSE
CISSP
GPEN
GXPN
Security +
CEH
Professional Skills:
Goodleadershipandteam-workingskills.
Highly effective analytical, problem-solving, and decision-making capabilities.
Excellent communication and interpersonal skills to interface effectively at all levels of the business.
Organized,detailed orientedand able to prioritize and multi-task.
Ability to self-organize,prioritizeand conduct work on multiple projects under tight deadlines in a fast-paced environment.
Prior experience working remotely full-time
#DMX-HES
Working at ICF
ICF is a global advisory and technology services provider, but we're not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer.Together, our employees are empowered to share theirexpertiseand collaborate with others to achieve personal and professional goals. For more information, please read ourEEOpolicy.
We will consider for employment qualified applicants with arrest and conviction records.
Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals withsincerely heldreligious beliefs, in all phases of the application and employment process. To requestan accommodation,please emailCandidateaccommodation@icf.comand we will be happy toassist. All information you provide will be kept confidential and will be used only to the extentrequiredto provide needed reasonable accommodations.
Read more aboutworkplacediscriminationrightsor our benefit offerings which are included in theTransparency in (Benefits) CoverageAct.
At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate orassistwith responses during interviews (whether in-person or virtual) is notpermitted. This policy is in place tomaintainthe integrity and authenticity of the interview process.
However, we understand that some candidates may require accommodationthat involves the use of AI. Ifsuch anaccommodation is needed, candidates are instructed to contact us in advance atcandidateaccommodation@icf.com. Weare dedicated to providingthe necessary support to ensure that all candidates have an equal opportunity to succeed.
Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.
The pay range for this position based on full-time employment is:
$98,614.00 - $167,644.00Nationwide Remote Office (US99)Sourced by ZipRecruiter
Business management consulting
5,001 - 10,000 Employees
Reston, VA, US
1969