854 cybersecurity engineer jobs at 304 companies in Countryside, VA
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Senior Cybersecurity Engineer
Washington, District of Columbia, United States
$175k-$190k/yr HybridFull Time
15+ YOE15+ years in computer design/software or network security; experience supporting U.S. Navy programs; Top-Secret clearance; bachelor’s in CS/Cybersecurity/Network Security/IT/Electrical Engineering/Mathematics; RMF and cybersecurity engineering experience.
NIST Framework, DoD 8500 series, Risk Management Framework (RMF), Navy Cybersafe, NAVSEA Enclave
2mo
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Senior Cybersecurity Engineer
Springfield, Virginia, United States
$113k-$238k/yr OnsiteFull Time
6+ YOETS/SCI clearance (polygraph-capable), Bachelor's in CS/IT/Cybersecurity or 8+ yrs extra experience, 6+ yrs cybersecurity/network engineering, DoD 8140.01/8570.01-M IAT Level III, CSSP Infrastructure Support (within 6 months).
EC2, EBS, ELB, S3, RDS, AMIs, Vectra, ExtraHop, Corelight, Carbon Black, CrowdStrike Falcon, Microsoft Defender, Palo Alto, Juniper, Cisco, Cisco Firepower, F5, Proofpoint, Windows, Linux
3mo
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Cybersecurity Engineer
Fort Meade, Maryland, United States
$112k-$179k/yr OnsiteFull Time
5+ YOEBachelor’s in CS/cybersecurity/computer engineering; 5+ years cyber/IA; DoD 8140/8570 IAM Level I; US citizenship; TS/SCI with poly; strong analytical skills.
DOD RMF, Information Assurance, Cybersecurity Tools, Security Documentation
1w
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Cybersecurity Engineer
Manassas, Virginia, United States
$110k-$175k/yr OnsiteFull Time
3+ YOEBachelor's degree with 3 years of relevant experience, master's degree with 2+ years, or 7 years of experience; Linux, networking, cybersecurity development, scripting, and security clearance experience required.
Linux, Windows, Python, C, C++, Rust, SysML, Jira, Microsoft Confluence, Microsoft Azure
2h
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Senior Cybersecurity Engineer
Washington Navy Yard, District of Columbia, United States
$170k-$185k/yr HybridFull Time
15+ YOEBachelor's degree in a relevant technical field, active or current Top Secret clearance, 15 years of professional experience, Navy program experience, and cybersecurity engineering and management expertise.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Project, NIST Framework, Risk Management Framework (RMF)
2mo
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Cybersecurity Engineer
Pittsburgh or Arlington
OnsiteFull Time
2+ YOERequires advanced cybersecurity experience, ability to obtain DoD security clearance, 5+ years typical (varies by degree), consulting and leadership experience, familiarity with NIST/ISO standards, and travel (15–35%).
2mo
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Cybersecurity Engineer
Washington, District of Columbia, United States
HybridFull Time
5+ YOEBachelor's in cybersecurity/IT/CS; 5+ years in cybersecurity engineering, security operations, incident response, or related; IAM, NIST, SIEM/EDR, cloud security; ability to obtain government background investigation.
SIEM, EDR/XDR, Vulnerability Management, AWS, Azure, IAM
7h
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Cybersecurity Systems Engineer
Chantilly, Virginia, United States
$134k-$233k/yr OnsiteFull Time
5+ YOERequires BS/MS/PhD with 5–12 years of experience, TS/SCI with polygraph, DoD 8570/8140 cyber certification, and cybersecurity or systems engineering expertise.
Enterprise Cross Domain Solutions (ECDS), Federal Information Security Management Act (FISMA), Risk Management Framework (RMF)
2mo
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Cybersecurity Engineer 4
Chantilly, Virginia, United States
$125k-$188k/yr OnsiteFull Time
7+ YOEActive TS/SCI with poly, 7+ years experience, Bachelor's in IT/risk/cybersecurity, DoD RMF and STIGs experience, ACAS/HBSS/eMASS proficiency, ICS/SCADA and vulnerability management skills.
ACAS, HBSS, eMASS, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, AutoCAD, Cameo, Visio
1d
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Cybersecurity Lab Engineer
McLean or Tysons Corner
RemoteFull Time
7+ YOERequires 7+ years in cybersecurity engineering or systems integration, automation and infrastructure-as-code experience, federal compliance knowledge, security-platform integrations, cloud, containers, identity systems, and technical writing.
NIST SP 800-53, CISA Zero Trust Maturity Model, Metasploit, MITRE ATT&CK, Claude Code, Codex, GitLab, LLM APIs, MCP, Python, PowerShell, Bash, Go, Terraform, Ansible, GitHub Actions, GitLab CI, Cortex XSIAM, Splunk, Elastic, CrowdStrike, SentinelOne, Docker, Kubernetes, VMware, Proxmox, AWS, Azure, Okta, Entra ID, SAML, OIDC, ServiceNow, Jira, NIST SP 800-171, NIST SP 800-207, FedRAMP, FISMA, NIST AI Risk Management Framework, DISA STIGs, DoD Zero Trust Strategy, FIPS 140-3
3mo
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Cybersecurity Engineer
Arlington, Virginia, United States
$86k-$176k/yr OnsiteFull Time
4+ YOEBachelor's degree or 4 years' experience; 4+ years DoD cybersecurity engineering; DoD 8140; active TS/SCI clearance.
SIEM, Firewalls, Intrusion Detection Systems, CI/CD, Zero Trust, NIST controls
3w
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Principal Cybersecurity Engineer
Reston or Boulder
$185k-$277k/yr HybridFull Time
10+ YOE2+ Mgmt10+ years in cybersecurity with 2+ years technical leadership, Bachelor's degree, expertise in incident response, SIEM/SOAR, digital forensics, threat hunting, security automation, cloud-native security, scripting, and AI applied to security.
SIEM, SOAR, Agentic AI, Generative AI
2mo
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Cybersecurity Engineer
Columbia, Maryland, United States
$76k-$104k/yr OnsiteFull Time
2+ YOEBachelor's degree in Cybersecurity/Computer Science/Engineering, 2+ years combined IT and security experience, strong knowledge of Microsoft Windows, Linux, networking (TCP/IP, firewalls, VPNs), EDR, SIEM, Microsoft Azure, and cybersecurity frameworks; CISSP/CISM/CISA/CRISC preferred.
EDR, SIEM, Microsoft Azure, Microsoft Windows, Linux, TCP/IP, firewalls, VPN, NIST, CISA, CIS, CSA, ISO, MITRE ATT&CK
3w
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Cybersecurity Engineer
Egg Harbor Township or Washington
HybridFull Time
8+ YOE8+ years cybersecurity engineering experience in federal or critical infrastructure environments; hands-on Nessus/WebInspect, sandbox/test environment build, scripting (Python/Bash/PowerShell), and written technical evaluations.
Nessus, WebInspect, Python, Bash, PowerShell, Terraform, Ansible, Docker, Kubernetes, CodeQL, Semgrep, Trivy
2w
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Cybersecurity Engineer
Lorton, Virginia, United States
$87k-$198k/yr HybridFull Time
8+ YOE8+ years cybersecurity experience, ability to obtain Secret clearance, HS diploma or GED, DoD 8570 IAM II or higher certification within 6 months, strong engineering and solution implementation skills.
Amazon Web Services (AWS), Microsoft Azure, Google Cloud
2d
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Cybersecurity Engineer
Tysons, Virginia, United States
$170k/yr OnsiteFull Time
10+ YOETop Secret clearance, senior cybersecurity certification, and 10+ years of federal cybersecurity experience. Requires expertise in NIST, FedRAMP, DoD RMF, CMMC, cloud architectures, GRC, and security architecture.
FedRAMP, DoD RMF, CMMC, NIST SP 800-53, NIST SP 800-171/172, AWS, Azure, DevSecOps, CI/CD, GRC, DISA STIG, CISSP, CISM, GSLC, C|CISO, Architecture Review Boards (ARB), Change Advisory Boards (CAB)
1mo
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Cybersecurity Engineer
Washington or Ashburn or Manassas
HybridFull Time
5+ YOE5+ years cybersecurity engineering experience; CompTIA Security+ required; experience with SIEM, EDR/XDR, incident response, NIST SP 800-53/800-207, AWS/Azure, and Public Trust Tier 2 eligibility.
SIEM, EDR/XDR, AWS, Azure, NIST SP 800-53, NIST SP 800-207, IAM, RBAC, PAM, MFA, RMF
2mo
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Cybersecurity Engineer
Catonsville or Baltimore
$71k-$117k/yr OnsiteFull Time
1+ YOEAssociate (plus 1 year experience) or Bachelor’s in cybersecurity; experience securing OS, networks, and applications at enterprise level; vulnerability scanning, risk assessment, incident response, firewall/ACL configuration; cybersecurity certs preferred.
Access Control Lists (ACLs), firewalls, SharePoint
1mo
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Senior Cybersecurity Engineer
Washington, District of Columbia, United States
OnsiteFull Time
10+ YOEActive TS/SCI clearance, 10+ years cybersecurity engineering experience, AWS and CISSP required, Scrum experience, Federal/DHS/IC cybersecurity experience, strong technical communication skills.
AWS, Microsoft Azure, Google Cloud, Microsoft 365, ACAS, Nessus, SCAP, SonarQube, GitLab, Splunk, Tanium, Tenable, RMF, STIG
3w
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CyberSecurity Engineer
Arlington, Virginia, United States
$120k-$150k/yr HybridFull Time
5+ YOEU.S. citizen with Secret clearance ability, Bachelor's in related field or equivalent +5 years cybersecurity engineering experience; CompTIA Security+; hands-on ACAS/Tenable.sc, DISA STIG, RMF/eMASS, and POA&M experience; Splunk and scripting preferred.
Assured Compliance Assessment Solution (ACAS), Tenable.sc, DISA STIG Viewer, SCAP Content, Enterprise Mission Assurance Support Service (eMASS), Splunk, Audit Vault, PowerShell, Python, Bash
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