Information Systems Security Engineer (ISSE) Mantis Security CorporationInformation Systems Security Engineer (ISSE)Reston, VADoD 8570 compliance with IASAE Level 3 is required• Three (3) years of experience in scripting languages, Linux/RedHat, and/or Networking AppliancesInformation Systems Security Engineering Professional (ISSEP) and CISSP Certifications are required• Active TS/SCI security clearance with the ability to obtain polygraph is required Nice to Haves :• Skilled in implementing mitigation strategies and how to resolve problems, and to re-test/ re-evaluate systems• Demonstrated experience with DISA Security Technical Implementation Guide (STIG) implementation and Security Content Automation Protocol (SCAP) tool usage• Possess a working knowledge of administrating servers, system and application security threats and vulnerabilities• Experience extending existing applications in areas such as security, monitoring, task automation, continuous integration, deployment, and performance optimization• Demonstrate writing of your own project in scripting/programming (use of Shell scripting, Python, JavaScript, PowerShell) in a Linux or Windows environment to support the various Cyber Security tools and applications required• Provide guidance on vulnerability and malware remediation.• Apply system security engineering expertise in one or more of the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing.
Cyber Network Security Engineer CACI International Inc.Cyber Network Security EngineerChantilly, VA$94,400–$198,200 / yearYou'll evaluate tools and methodologies, assess adversary intent, develop cybersecurity analytics and other techniques to thwart or detect attacks, develop approaches to automate cybersecurity operations, and engage in research to improve the state of the practice. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Cyber Security Engineering Specialist IV/ Firewall Engineer CACI International IncCyber Security Engineering Specialist IV/ Firewall EngineerSpringfield, VA$103,800–$218,100 / yearThe Opportunity: Team CACI on our TCS Program has an exciting and challenging opportunity available for a Network Security Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Senior Cyber Security Security Engineer - Comply-to-Connect (C2C) CACISenior Cyber Security Security Engineer - Comply-to-Connect (C2C)Chantilly, Virginia$103,800–$218,100 / yearJob Title: Senior Cyber Security Security Engineer - Comply-to-Connect (C2C)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * * Join a high‑impact cybersecurity team where your expertise drives secure, modern, and resilient network operations across both classified and unclassified environments. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Cyber Network Security Engineer CACICyber Network Security EngineerChantilly, VirginiaYou’ll evaluate tools and methodologies, assess adversary intent, develop cybersecurity analytics and other techniques to thwart or detect attacks, develop approaches to automate cybersecurity operations, and engage in research to improve the state of the practice. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Cyber Security Project Engineer SwiftCyber Security Project EngineerChantilly, VirginiaDetermination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, work experience, education, certifications, Federal Government contract labor categories, and contract wage rates. Participate in a Customer working group that handles extremely sensitive data and track/optimize cloud costs, including developing cost models for IC and DoW partners.
Principal Technical Program Manager, Cyber Defense TransUnionPrincipal Technical Program Manager, Cyber DefenseReston, VA$168,750–$281,250 / yearThe team supports the broader TransUnion story by helping the business respond effectively to cyber risk, continuously improve from incidents and near-misses, and provide leadership with clear visibility into Cyber Defense health, priorities, and progress. For You: Grow and recharge with tuition reimbursement, flexible time off for exempt employees or paid time off for nonexempt employees, up to 12 paid holidays per year, commuter benefits, employee discounts, charitable gift matching, and paid volunteer time off, plus corporate volunteer events that make it easy to give back.
General Interest Application AndesiteGeneral Interest ApplicationMcLean, VirginiaIdentifying indicators of potentially fraudulent, fabricated, or materially misleading application content, including but not limited to discrepancies between submitted materials and publicly available professional profiles, geographic anomalies, and fabricated work histories. After decades defending the nation's most sensitive networks, we founded Andesite with a clear mission: to build security products that transform how humans and AI collaborate to defend against increasingly sophisticated cyber threats.
Key Management Specialist CymertekKey Management SpecialistChantilly, VirginiaCryptographic Key Manager, Encryption Specialist, Data Protection Analyst, Information Security Specialist, Cybersecurity Analyst, Cryptography Engineer, Security Operations Specialist, Key Access Control Analyst, Identity and Access Management Specialist, IT Security Specialist, Secure Communications Analyst, Data Security Engineer, Network Security Specialist, Key Lifecycle Manager, Digital Security Specialist, Compliance and Risk Analyst, Secure Storage Engineer, Threat Intelligence Analyst, Security Systems Administrator, etc. Cybersecurity, Computer Science, Information Technology, Information Systems, Computer Engineering, Network Engineering, Data Science, Information Assurance, Cryptography, Security Management, Telecommunications, Applied Mathematics, Systems Engineering, Digital Forensics, Software Engineering, Risk Management, Artificial Intelligence, Secure Communications, Compliance and Regulatory Affairs, Electrical Engineering, etc.
Information Security Systems Engineer L3Harris Technologies IncInformation Security Systems EngineerChantilly, VA$106,500–$197,500 / yearAssist in systems/software engineering functions, to include creation of data flow diagrams, interface control documents, perform trade studies, and Static Application Security Testing (SAST) for Application Security and Development Secure Technical Implementation Guide (STIG) compliance using tools such as Fortify/Coverity and Gitlab as part of a DevSecOps Continuous Integration/Continuous Deployment (CI/CD) Pipeline, and generation of summary reports. Perform skills in implementing/assessing security controls, to include writing system security categorization memorandum, recommending appropriate security control overlays, define security control baseline based on defined system security categorization and approved security overlays, and apply security controls to computing/network nodes and verify implementation of security controls.
Senior Data Analyst GuidehouseSenior Data AnalystTysons Corner, VirginiaSenior Data Analyst is responsible for identifying, assessing, protecting, and monitoring the organization’s High Value Assets (HVAs)—the systems, data, and services whose compromise would significantly impact mission, operations, or security. In this role, you will help drive data‑informed decision‑making by collecting, transforming, integrating, and analyzing data to identify trends, assess performance, and create meaningful visualizations.
Information Technology - Engineer, Cyber Security Sr Ampcus IncorporatedInformation Technology - Engineer, Cyber Security SrReston, VADirect experience mapping application and cloud native controls to frameworks such as NIST CSF, NIST 800-53, ISO 27001, SOC2, CIS Benchmarks, MITRE ATT&CK or similar frameworks. Hands-on experience securing AWS cloud environments, including strong understanding of IAM, networking, logging, monitoring, encryption, workload security, and cloud security posture management.
SIEM Engineer CymertekSIEM EngineerReston, VirginiaCybersecurity Engineer, Security Operations Center (SOC) Engineer, Security Analyst, Threat Detection Engineer, Incident Response Engineer, Security Automation Engineer, Cyber Defense Engineer, Network Security Engineer, SIEM Administrator, Security Architect, etc. Cybersecurity, Computer Science, Information Technology, Information Assurance, Network Security, Systems Engineering, Software Engineering, Data Science, Information Systems, Electrical Engineering, etc.
Security Engineer Agile DefenseSecurity EngineerSpringfield, Virginia$120,000–$140,000 / yearThese systems include threat emulation, custom big data analytics, open-source and COTS/Government of the Shelf (GOTS) tools as listed below: • Cyber Threat Detection Tools • Case Tracking Tool- CASPR (JIRA, Confluence) • Enterprise Tactical Operations Tool • eDiscovery and Forensics Tools- EnCase, FTK, Nuix • Hunting and Threat Emulation Tools- Analysts VM's • Focused Operations Networks- Palo Alto FW's, Dell Switches • Threat Detection Tools- McAfee ePO, DTEX • Other FO Development Projects (As Assigned) In support of EAS the SET will perform the following tasks: Implement automation and orchestration capabilities within the FO environment. Requisition #: 1289 Job Tittle: FO Security Engineer Clearance: Secret Location: Springfield, VA The Security Engineering Team (SET) is required to provide network maintenance and special projects engineering support.
DevOps Engineer CymertekDevOps EngineerChantilly, VirginiaComputer Science, Software Engineering, Information Technology, Systems Engineering, Network Engineering, Cybersecurity, Data Science, Cloud Computing, Electrical Engineering, etc. DevOps Specialist, Site Reliability Engineer, Cloud Engineer, Infrastructure Engineer, Platform Engineer, Build and Release Engineer, Automation Engineer, Systems Engineer, CI/CD Engineer, etc.
Senior Cyber Automation Engineer - ISSE CACI International IncSenior Cyber Automation Engineer - ISSESterling, VA$98,500–$206,800 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. You will perform in-depth analysis of various security hardening guides (DISA STIGs, CIS Benchmarks, vendor guides, SANS, etc.) to ensure security control coverage is addressed in the scanning methodology.
Cyber Security Analyst - Sr. Consultant level VisaCyber Security Analyst - Sr. Consultant levelAshburn, VA$152,200–$243,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. If you would like to join a company where security is truly valued, where you can work with like-minded peers who are passionate about the art & science of cyber defense, and where you can use state of the art tools for maximum impact, then we have a home for you.
Program Manager (CBP) Agile DefenseProgram Manager (CBP)Reston, VirginiaSUMMARY Agile Defense is seeking highly technical Program Manager to lead an enterprise cybersecurity program delivering and developing 24/7 Cyber Security Operations Center (CSOC) services for a variety of federal customers. These positions provide strategic leadership, operational oversight, and deep technical expertise across key mission areas, including cyber operations, security engineering, information assurance intelligence, and modernization initiatives.
Sr. PKI, HashiCorp Operations Engineer Capgemini SESr. PKI, HashiCorp Operations EngineerTysons Corner, VARemote$70,176–$170,040 / yearProvide day-to-day administration and support for infrastructure related to API, application security, firewalls, encryption, intrusion detection systems, PKI, secrets management, vulnerability scanning, security monitoring tools, penetration testing, authentication, web filtering, identity management, or access control systems, and associated logs/processes. Proficient hands on technical expertise with API, AWS, Cloudera, Docker, encryption, HashiCorp Vault, Kubernetes, Java, Linux, Perl, PKI, Protegrity, Python, secrets management, Thales/Vormetric, tokenization is strongly preferred.
Cloud Automation Engineer CymertekCloud Automation EngineerReston, VirginiaCloud Infrastructure Engineer, DevOps Engineer, Cloud Deployment Specialist, Cloud Systems Administrator, Cloud Solutions Architect, Cloud Operations Engineer, Site Reliability Engineer, Automation Engineer, Infrastructure Automation Specialist, Cloud Integration Engineer, Cloud Platform Engineer, etc. Computer Science, Information Technology, Software Engineering, Cloud Computing, Data Science, Cybersecurity, Systems Engineering, Network Engineering, Information Systems, Electrical Engineering, Computer Engineering, etc.