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Keywords: Network Security Engineer, Location: McLean, VA

Page: 7

Systems Engineer - Networking and Monitoring - Contingent

/TLS termination, path-based routing, and WAF integration Implement network security controls for federal compliance..., and network policies Manage VPC Flow Logs and network traffic analysis for security monitoring and troubleshooting Create...

Company: Aretum
Location: McLean, VA
Posted Date: 13 Feb 2026
Salary: $82000 - 91000 per year

Systems Engineer - Testing & Quality Assurance - Contingent

network segmentation, security group rules, and multi-AZ high availability configurations Validate backup and disaster... to our customers across defense, civilian, and homeland security sectors. Our teams work at the intersection of strategy, technology...

Company: Aretum
Location: McLean, VA
Posted Date: 13 Feb 2026
Salary: $82000 - 91000 per year

TS/CSI w/Poly Cybersecurity Project Engineer (A&A/ATO/ISSO)

or proposed system, to include security, storage, and network technology. The Contractor shall ensure compliance with the Sponsor... and non-technical audiences to obtain operational and security approvals. Certifications: CompTIA Network+, CompTIA Security...

Location: McLean, VA
Posted Date: 13 Feb 2026

Mid-Level Cybersecurity Engineer

agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide... cybersecurity oversight and the onboarding of new tools for government customers. In this role, you will lead a security team...

Company: Credence
Location: McLean, VA
Posted Date: 13 Feb 2026

Sr Cloud Data Engineer / McLean VA or Dallas TX Onsite) , 6+ Months Contract to hire

. Knowledge of IT, service-oriented architectures, software development life cycles, or information security platforms..., directory services, application servers, network infrastructures, Linux operating systems, and an understanding of fundamental...

Location: McLean, VA
Posted Date: 12 Feb 2026

Electrical Engineer/Facilities SME

Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: Glen Echo, MD
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Electrical Engineer/Facilities SME

Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: West Mclean, VA
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Electrical Engineer/Facilities SME

Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: Dunn Loring, VA
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Electrical Engineer/Facilities SME

Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: McLean, VA
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Electrical Engineer/Facilities SME

Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: Cabin John, MD
Posted Date: 11 Feb 2026
Salary: $107900 - 195050 per year

Mid-Level Cybersecurity Engineer

solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions... cybersecurity oversight and the onboarding of new tools for government customers. In this role, you will lead a security team...

Posted Date: 31 Jan 2026

Electrical Engineer/Facilities SME

Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission... to C-Suite. Basic Qualifications: Active TS/SCI security clearance with polygraph. Bachelor’s degree 8 – 12 years...

Company: Leidos
Location: McLean, VA
Posted Date: 30 Jan 2026
Salary: $107900 - 195050 per year

Senior Operational Technology (OT) Cybersecurity Engineer

expertise in OT and knowledge of threats and security controls and techniques that differentiate the department’s work... from traditional information technology cybersecurity. L541 also brings this specialized knowledge to other domains of security...

Company: Mitre
Location: McLean, VA
Posted Date: 24 Jan 2026

Lead Operational Technology (OT) Cybersecurity Engineer

expertise in OT and knowledge of threats and security controls and techniques that differentiates the department’s work... from traditional information technology cybersecurity. L541 also brings this specialized knowledge to other domains of security...

Company: Mitre
Location: McLean, VA
Posted Date: 24 Jan 2026

Software Engineer (IN-STAR-4165)

ensuringcompliance with all IT / security /other applicable policies, advisingthe Sponsor on risk mitigation toensure future policy.... 9. Demonstratedexperience managing data setpermissions. 10. Demonstratedexperience in IT security compliancefor...

Location: McLean, VA
Posted Date: 22 Jan 2026

Data Engineer (SAI-STAR-2243-04)

to include: governance and risk management, compliance, encryption, software development security, access control, network..., change management, monitoring, security, emergency response, and capacity planning. The Contractor shall apply, develop...

Location: McLean, VA
Posted Date: 17 Jan 2026

Cybersecurity Project Engineer

with transitioning security domains and use of cross domain appliances. Demonstrated experience with network management systems, network... against adversary intent, and evaluate cyber security processes to protect and defend against our adversaries. Requirements...

Location: McLean, VA
Posted Date: 08 Jan 2026
Salary: $225000 per year

Software Engineer Technical Lead (Appian - Enterprise Business Process Management)

with industry standard technologies such as Databases, Active Directory, Security/Web APIs, Ping, Snowflake, Dremio... and Cloud Exposure to infrastructure, network and enterprise scale environments Practical experience designing and building...

Company: Freddie Mac
Location: McLean, VA
Posted Date: 02 Jan 2026

Lead Cyber Operations Engineer

forensics, mobile forensics, reverse engineering, loT devices, network packet capture and analysis, or Cloud forensics.... In addition, you will be responsible for: Digital, mobile, or cloud forensics IoT device forensics Network packet capture...

Company: Mitre
Location: McLean, VA
Posted Date: 26 Dec 2025

Release/Delivery Manager

for security awareness in DevSecOps environments SAFe Release Train Engineer (RTE) or SAFe Practitioner (SPC, SASM...About NDi: Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing...

Location: McLean, VA
Posted Date: 15 Jan 2026
Salary: $126884 - 146127 per year