67 security operations engineer jobs at 41 companies in Winchester, VA
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Senior Security Engineer
Reston, Virginia, United States
$105k-$125k/yr OnsiteFull Time
5+ YOE5+ years designing, implementing, and operating enterprise security tools; experience with incident response, vulnerability management, cloud and Microsoft 365 security; strong documentation and communication skills.
Microsoft 365, Microsoft Azure, SIEM
4w
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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
11h
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Cloud Security Engineer
McLean or Herndon
$142k-$236k/yr OnsiteFull Time
7+ YOERequires 7+ years in cloud security or cyber operations, 5+ years with AWS, 3+ years coding in Python, active TS/SCI with Polygraph, and expertise in security principles, architecture, and SIEM tools.
Amazon Web Services (AWS), Python, Security Information and Event Management (SIEM), Splunk Query Language, Splunk, SOAR, Azure, OCI
1mo
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Site Reliability / Operations Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$90k-$132k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance, Security+ certification, Bachelor's in CS/IS/Engineering or equivalent, 2+ years systems/DevOps/automation experience, Linux/Bash and ELK Stack experience, strong troubleshooting and communication skills.
Linux, RHEL, CentOS, Ubuntu, Bash, ELK Stack, Elasticsearch, Kibana, Logstash, Python
1mo
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Site Reliability / Operations Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne or Washington, DC
$82k-$132k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance, Security+ cert, Bachelor's in CS/IS/Engineering or equivalent, 2+ years systems/automation/DevOps experience, Linux (RHEL/CentOS/Ubuntu), Bash, ELK Stack (Elasticsearch, Logstash, Kibana).
Linux, RHEL, CentOS, Ubuntu, Bash, ELK Stack, Elasticsearch, Logstash, Kibana, Python
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Senior Communications Security (COMSEC) Engineer
Fort Belvoir or Reston
$110k-$125k/yr OnsiteFull Time
4+ YOEDoD Top Secret/SCI, TACLANE operator training, 4+ years IT experience with ≥2 years COMSEC, familiarity with GEMOne/Chimera, KG-175 devices, DoD 8140/IAT Level II (Security+ CE) preferred.
GEMOne, Chimera, KG-175F, KG-175G, KG-175X, TACLANE, Cisco
1w
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Cloud Operations Engineer (req# 1353)
Herndon, Virginia, United States
$125k-$150k/yr OnsiteFull Time
3+ YOEDeploy and maintain Azure production environments; ensure availability, security, monitoring; troubleshoot cloud systems; 2+ years Azure and 3+ years datacenter/public cloud experience; strong communication.
Azure, VNETs, ExpressRoute, VPN, Azure Firewall, Azure vWAN, Azure App Gateway, Azure Load Balancer, FrontDoor, Traffic Manager, Azure DevOps, Azure Bicep, ARM Templates, Terraform, Linux, Windows, Active Directory, SQL, Microsoft Sentinel, Splunk, Azure Active Directory, Defender for Cloud, Key Vault, Azure WAF, Aqua, Palo Alto Prisma Cloud, Kubernetes
3w
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Chief of Mission Operations
Chantilly, Virginia, United States
$99k-$225k/yr OnsiteFull Time
10+ YOE10+ Mgmt10+ years leading site reliability/operations, active TS/SCI clearance (polygraph willingness), bachelor’s or 14+ years IT operations experience, ability to obtain Security+ CE/SSCP/CCNA-Security/GSEC, strong leadership and incident management skills.
Jenkins, Packer, Git, Docker, Kubernetes, Nessus, JIRA, Confluence
3w
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Principal Software Developer Engineer
Reston or Austin or Seattle
$115k-$235k/yr OnsiteFull Time
6+ YOEU.S. citizenship and active TS/SCI with Poly required. Senior software engineer with multi-year experience designing, building, testing, and operating distributed application services; experience with databases, programming/scripting, secure development, code review, and mentorship.
Oracle Cloud Infrastructure, AWS, Azure, Google Cloud, RESTful APIs, microservices, CI/CD, containers, Kubernetes, Linux, observability
1mo
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xLab Manufacturing Operations Director
El Segundo or Chantilly
$168k-$252k/yr OnsiteFull Time
Bachelor's in STEM or equivalent; substantial managerial experience managing engineering/prototype labs; ability to obtain Secret security clearance; domestic travel up to 10%; experience with lab operations, procurement, inventory, and safety.
Jira, Confluence, PADS, PADS Xpedition, OrCAD, Altium
3mo
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Sr. Staff Site Reliability Engineer-Federal, Security Clearance
Crystal City, Virginia, United States
$140k-$200k/yr OnsiteFull Time
7+ YOEActive Secret clearance; 7+ years SRE experience in operations and engineering; Linux, network troubleshooting, automation (Ansible, Terraform); Python; AWS ECS/Kubernetes; vulnerability monitoring; virtualization and networking.
Python, Ansible, Terraform, Kubernetes, AWS, Linux, Docker
3w
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Network Engineer
Sterling, Virginia, United States
$135k-$155k/yr HybridFull Time
4+ YOE4+ years network engineering experience designing and operating secure multi-cloud networks (AWS/GCP), BGP/OSPF, DNS, cloud interconnects, federal compliance (FedRAMP/CMMC/NIST 800-53), and infrastructure-as-code automation.
AWS, GCP, BGP, OSPF, Direct Connect, Transit Gateway, VPC peering, PrivateLink, Cloud Interconnect, Equinix, Route53, Cloud DNS, DNSSEC, Terraform, CloudFormation
11h
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Network Engineer - Senior
Sterling, Virginia, United States
OnsiteFull Time
6+ YOESix years of relevant network engineering experience and a bachelor's degree required; expertise in TCP/IP, routing, virtual networking, Cisco IOS, network operations, security, and LAN/WAN/VPN environments.
TCP/IP, Cisco IOS, LAN, WAN, VPN, SD-WAN, VoIP, VDI, VMware, AWS, Microsoft Azure
1mo
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Security Manager
Charlotte or Herndon or Minneapolis
HybridFull Time
5+ YOE5+ MgmtBachelor's in Engineering (or 10 years relevant experience), 5+ years in security/classification operations, 3+ years as a Derivative Classifier, ability to obtain Q Clearance, and 5+ years managing teams.
4w
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AI/ML Engineer (Systems Engineer, Sr)
Chantilly, Virginia, United States
OnsiteFull Time
1+ YOEU.S. citizen eligible for DoD Secret clearance, 1+ years backend/systems engineering experience, proficiency in Python/C++/Rust, experience with agentic systems, graph data modeling, real‑time pipelines, API design, and secure operations.
Python, C++, Rust, Neo4j, DGraph, ArangoDB, CUDA, REST, GraphQL, gRPC, SOAP, UDP, TCP, Pub/Sub, CI/CD
3w
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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
2d
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Security Analyst III (US)
Ashburn, Virginia, United States
$84k-$144k/yr HybridFull Time
3+ YOEBA/BS in IT, Computer Science, or related field plus 3 years in support, operations, design, or engineering. Security certifications, vulnerability management, cloud security, and information security knowledge preferred.
Microsoft Excel
3mo
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Operational Systems Engineer
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
Active TS/SCI with polygraph; BA/BS or equivalent experience; TCP/IP networks; VPN/NAT troubleshooting; Unix/Linux and Windows administration; Python or scripting; network security and operational governance.
Unix, Linux, Windows, Python, Networking, VPN, NAT
3mo
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Operational Systems Engineer
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
Active TS/SCI with polygraph, BA/BS or equivalent, experience with TCP/IP networks (VPN, NAT), Unix/Linux and Windows administration, Python or other scripting, network security and operational skills.
Python, Unix, Linux, Windows, TCP/IP, VPN, NAT, LAN
3d
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Software Engineer III, Google Security Operations, AI/ML
Reston, Virginia, United States
$147k-$210k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience,2 years software development experience (or 1 year with advanced degree),experience with GenAI and ML frameworks,full-stack development and communication skills.
TensorFlow, PyTorch, JAX, C#, TypeScript, Angular
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