3d
Save
Mark Applied
Hide
Security Architect (Northern Virginia) - Mid-Atlantic region
Reston, Virginia, United States
HybridFull Time
5+ YOE5+ years enterprise security experience; proficiency across network, cloud, SIEM, EDR, IAM, and risk management; strong client-facing presales and solution design skills.
NGFW, Cloud Security, Data Security, Vulnerability & Risk Management, Proxy, EDR, IAM, SIEM & Analytics, AI Security, SASE/SSE, MSSP/MDR, Windows, OSX, Linux, Palo Alto Networks, Cisco Security, Check Point, CrowdStrike, Splunk, AWS, Azure, GCP, Greenhouse Software, Zoom Scheduler
2mo
Save
Mark Applied
Hide
Cybersecurity Lead/ISSM
Herndon or Colorado Springs
$150k-$165k/yr HybridFull Time
5+ YOE5+ years ISSM or 7+ years Sr. ISSO; RMF; SIEM; cloud security; TS clearance; Bachelor's degree; US citizenship.
Splunk, Sentinel, ELK Stack, CrowdStrike, Terraform, Ansible, Github, GCP, Azure, AWS
2mo
Save
Mark Applied
Hide
Senior Information Systems Security Officer
Rosslyn, Virginia, United States
$150k/yr OnsiteFull Time
7+ YOESenior ISSO with 7-10 years in federal or federal contractor environment; proficient in RMF/NIST controls; SA&A packaging; GRC tools; cloud security; active Secret clearance.
GRC platform, Xacta 360, SIEM, EDR, CrowdStrike, Qualys, NIST RMF, NIST SP 800-53
2mo
Save
Mark Applied
Hide
Cyber Threat Analyst 2
Fairfax, Virginia, United States
OnsiteFull Time
3+ YOE3+ years SOC/cybersecurity experience; 2+ years with a SIEM; US citizenship with ability to obtain SECRET clearance; bachelor’s degree (or equivalent experience); strong incident response, threat hunting, and tooling skills.
Elastic, Splunk, Trellix, MS Defender, CrowdStrike Falcon, EDR, SOAR
2w
Save
Mark Applied
Hide
Cybersecurity Operations Engineer I - Managed Service Provider (Hybrid)
Reston, Virginia, United States
$80k-$95k/yr HybridFull Time
2+ YOEU.S. citizen eligible for government clearance, bachelor\u0002s or equivalent, 2+ years cybersecurity/MSP experience, experience deploying and supporting Microsoft security, EDR, SIEM/SOAR, cloud and vulnerability management, strong troubleshooting and communication skills.
Microsoft Defender, Microsoft Sentinel, CrowdStrike, HaloPSA, Azure, SIEM/SOAR
1mo
Save
Mark Applied
Hide
Information Systems Security Specialist
Arlington or Sterling
OnsiteFull Time
5+ YOEU.S. citizen with active TS/SCI and ability to obtain DHS suitability; 5+ years information security management experience; RMF/A&A and ATO/POA&M experience; hands-on Linux or Amazon Web Services experience; strong technical writing and communication.
NIST Risk Management Framework (RMF), Linux, Amazon Web Services, AWS CLI, Lambda, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Visio, CSAM, Xacta, Archer, RegScale, Nessus, Security Center, Tenable Vulnerability Management, nmap, Wiz, Burp, CrowdStrike, CarbonBlack, Splunk, SOAR, ELK, Python, Bash, PowerShell
3w
Save
Mark Applied
Hide
Engineer III, Security Engineer
Cary or Hilliard or Alpharetta or Irving or Ashburn or Branchburg
$81k-$155k/yr HybridFull Time
3+ YOEBachelor's degree or 3+ years network security experience; deep TCP/IP and routing knowledge; hands-on network device and NetFlow analysis; scripting/automation; Splunk and SIEM familiarity; strong communication and incident ownership.
Splunk, Claude Code, Python, Microsoft PowerShell, Perl, Elasticsearch, CrowdStrike, NETSCOUT OCI, Unix, Linux
3w
Save
Mark Applied
Hide
Engineer III, Security Engineer
Cary or Alpharetta or Hilliard or Ashburn or Irving or Branchburg
$81k-$155k/yr HybridFull Time
3+ YOEBachelor's or 3+ years network security experience; strong TCP/IP and routing knowledge; experience with network equipment (Cisco, Juniper, Arista, Palo Alto, F5), NetFlow analysis, scripting (Python, Powershell, Perl), and cross-functional communication.
Python, Powershell, Perl, Splunk, Claude Code, Elasticsearch, CrowdStrike, NETSCOUT OCI
2mo
Save
Mark Applied
Hide
Senior Cyber Assessment Engineer (76249)
Chantilly or Washington
HybridFull Time
10+ YOELead cybersecurity assessments for DHS C-UAS; 10+ years IT with 4+ years in information assurance; DoD/DHS clearance; CISSP; BS degree; US citizen.
Windows, Linux, STIG, NIST 800-53, POA&M, SCC, SAST, Nessus, CrowdStrike, Splunk, SCAP, STIG Viewer
2w
Save
Mark Applied
Hide
Cyber Security Engineer
Reston, Virginia, United States
$96k-$123k/yr OnsiteFull Time
5+ YOE5+ years cybersecurity experience; knowledge of SOC, incident response, vulnerability management, endpoint/network security, IAM, SIEM, Microsoft 365/Azure; PowerShell or Python; preferred security certifications.
PowerShell, Python, Microsoft Defender, Microsoft Sentinel, CrowdStrike, Splunk, Microsoft 365, Microsoft Azure, SIEM
3w
Save
Mark Applied
Hide
Information Security Engineer
Reston, Virginia, United States
$100k-$110k/yr HybridFull Time
3+ YOEBachelor's in cybersecurity or related, 3+ years in information security or security operations, experience with XDR/EDR, Entra ID, cloud platforms, incident investigation, scripting and automation.
Microsoft XDR, CrowdStrike Falcon, Microsoft Entra ID, AWS, Microsoft Azure, Google Cloud Platform (GCP), PowerShell, Python, Kusto Query Language (KQL), Splunk Processing Language (SPL), Microsoft Graph API, REST APIs, OpenCode, Claude, Gemini, GitHub Copilot, ChatGPT
4w
Save
Mark Applied
Hide
NCO (National Cybersecurity Operations) Technical Lead
Washington or Leesburg
HybridFull Time
15+ YOE5+ MgmtBachelor's in a technical field, 15+ years cybersecurity experience with 5+ years supervisory experience, Public Trust eligibility, security cert (CISSP/CISM/CASP), SIEM/EDR experience, threat intelligence and incident response expertise.
MITRE ATT&CK, Diamond Model, Cyber Kill Chain, SIEM, threat intelligence platforms, EDR, MISP, OpenCTI, Cortex XSOAR, Splunk SOAR, Tines, CrowdStrike Falcon, SentinelOne, Carbon Black, US-CERT, CISA, AI/ML
3w
Save
Mark Applied
Hide
Security Practice Lead -VA
Reston or Virginia or Maryland or Pittsburgh
OnsiteFull Time
5+ YOE5+ years in IT security/managed security services, bachelor's degree or equivalent, working knowledge of security technologies and vendor products, professional security certifications highly desirable (CISSP, CISM, CRISC, CISA, GIAC).
Palo Alto, Cisco, Splunk, Crowdstrike, Zscaler, Cloudflare, GRC
1mo
Save
Mark Applied
Hide
Cyber Network Defense Analyst III
Sterling or Arlington
OnsiteFull Time
5+ YOEU.S. citizen with active TS/SCI clearance, 5+ years cyber defense experience, forensic and incident response skills, proficiency with Linux/Unix and Windows, ability to create forensic images and author investigative reports.
CrowdStrike, SentinelOne, Cortex, MS MDE, Trellix, EnCase, FTK, X-Ways, Sleuth Kit/Autopsy, SIFT, Volatility, KAPE, WireShark, Splunk, Elastic, Linux/Unix, Windows
1w
Save
Mark Applied
Hide
Manager IT and Security
Orlando or Reston or Tampa or Mill Spring or United States
RemoteFull Time
8+ YOE8+ years in information security/IT operations, hands-on Microsoft security and endpoint management experience, vulnerability management, incident response, NIST/CMMC compliance, policy development, and team leadership.
Microsoft Entra ID, Active Directory, Microsoft Intune, Microsoft Defender, Microsoft Purview, Conditional Access, Microsoft 365, Rapid7, Cortex XDR, CrowdStrike Falcon, Trellix/McAfee, CyberArk, SolarWinds SEM, RSA, Wireshark, N-Central, PowerShell, SCC/STIG Viewer, Azure Virtual Desktop
1mo
Save
Mark Applied
Hide
Security Analyst III
Reston, Virginia, United States
$41-$53/hr OnsiteFull Time
5+ YOE5+ years cybersecurity experience, familiarity with incident investigation, vulnerability management, cloud and Microsoft security technologies; bachelor’s degree or equivalent experience; preferred Security+/CySA+/CISSP/GIAC.
CrowdStrike, Microsoft Defender, Microsoft Sentinel, SIEM, EDR
1w
Save
Mark Applied
Hide
Cyber Data Platform Architect
Arlington or McLean or Reston or Washington
$87k-$198k/yr OnsiteFull Time
8+ YOE8+ years defensive cyber experience, 5+ years designing security data pipelines, 3+ years with SIEMs, experience with stream processing, orchestration (Kubernetes/OpenShift), TS/SCI clearance required.
Splunk Enterprise Security, Elastic Security, Microsoft Sentinel, Google Chronicle, Cribl, Apache Kafka, Logstash, Fluentd, Kubernetes, RedHat OpenShift, Databricks, Apache Iceberg, Snowflake, CrowdStrike, Corelight, Trellix, Swimlane, XSOAR, Phantom, STIX/TAXII, Python
3mo
Save
Mark Applied
Hide
Axonius Platform Systems Engineer
Reston or Colorado Springs or Norfolk or Riverdale or Tampa or Washington
$87k-$198k/yr OnsiteAll Commitments Available
3+ YOE3+ years in enterprise systems engineering or cybersecurity engineering; TS/SCI clearance; DoD 8570 certifications; DoD 8570 IAT II; degree requirements with experience; experience with Axonius and related IT tools; ability to obtain cyber certifications within 30 days.
Axonius, ServiceNow CMDB, Tanium, CrowdStrike, BigFix, JAMF, Intune, Rapid7, Qualys, Windows, Linux, AWS, Azure, GCP, Identity and Access Management, Endpoint Management, Vulnerability Management, REST APIs, JSON, Terraform, Ansible, SOAR, ITSM, CMDB
3mo
Save
Mark Applied
Hide
Axonius Platform Systems Engineer
Reston or Tampa or Colorado Springs or Washington or Riverdale or Norfolk
$87k-$198k/yr OnsiteFull Time
3+ YOE3+ years in enterprise systems engineering, IT infrastructure, or cybersecurity; experience with Axonius, CMDBs, endpoint management, cloud platforms; TS/SCI clearance; degrees with IT project experience; DoD 8570/IA cert readiness.
Axonius, ServiceNow CMDB, Tanium, CrowdStrike, BigFix, JAMF, Intune, Rapid7, Qualys, Windows, Linux, AWS, Azure, GCP, Identity and Access Management, Vulnerability Management, APIs, Connectors, SOAR, Ansible, Terraform