Senior Network Security Engineer Jobs in Washington

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Application Security Architect

ConsultNet, LLC

Rockville, Maryland, USA

Full-time

Title: Application Security Architect Location : Rockville, Maryland Target Start Date : ASAP Type: contract Pay Rate: DOE We are seeking a Senior Application Security Architect to lead the design and implementation of robust, enterprise-wide application security architecture. This role is instrumental in shaping security strategy, setting technical standards, and integrating security practices across the software development lifecycle (SDLC). You'll collaborate with cross-functional teams to

Cyber Network Defense Analyst II

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Azure Security & IAM Architect

ADDSOURCE

Remote or US

Third Party

Title: Azure Security & IAM Architect Position Type: Full-time Employment/ Contract Location: Remote across USA/ Canada Position Summary We are seeking a highly skilled and experienced Azure Security and Identity and Access Management (IAM) Security Architect to lead the design, implementation, and governance of our enterprise Azure and IAM strategy. The ideal candidate will have deep technical knowledge of Azure Security Architecture, authentication, authorization, identity governance, and priv

Information Assurance/Security Specialist (RPA/AI)

Metric5

Washington, District of Columbia, USA

Full-time

Metric5 is seeking a Information Assurance/Security Speccialist (RPA & AI) for an upcoming opportunity. Location: Onsite - Washington, DC Job Description Roles & Responsibilities: Serve as the lead security SME for the BEP RPA program, ensuring all solutions comply with federal and agency-specific security requirements. Administer IT security controls, manage accreditation packages, and support the Authority to Operate (ATO) process for RPA/AI systems and applications. Develop and maintain secur

Information Systems Security Officer (ISSO)

Radiance Technologies

Maryland, USA

Full-time

Radiance Technologies, a 100% employee-owned company, is seeking a Journeyman Information Systems Security Officer (ISSO) to support cybersecurity operations for the Project Manager for Cyber and Space (PM C&S) within the Program Executive Office for Intelligence, Electronic Warfare, and Sensors (PEO IEW&S). The ISSO will assist in safeguarding DoD information systems, ensuring cybersecurity compliance, and implementing DoD cyber policies and standards throughout system lifecycles. This position

Cloud Security Architect (OPA - Open Policy Agent/ Rego/ Wiz)

XFORIA Inc

McLean, Virginia, USA

Contract

Job Title: Cloud Security Architect Location: McLean, VA (Hybrid) Mode: Contract Preferred skills: DevSecOps, Cloud Security Experience, Security Certifications or AWS Certifications Required Skills: - Policy as code - OPA, Rego, etc. - AWS (IAM/EC2/Lambda/ECS/DynamoDB/RDS/S3/EBS) - Rest APIs/ GraphQL/ SQL / Containers - Advanced level - Python or Go - Demonstrated Serverless Architecture Experience - CICD - IaC (Terraform/CFT), Jenkins - Automated Testing (ATDDs) - Good grasp on Observability

Security Lead

Leidos

Chantilly, Virginia, USA

Full-time

Description Job Description We are seeking a Security Lead is responsible for overseeing all aspects of security operations at a designated site, ensuring strict adherence to security Standard Operating Procedures (SOPs), federal regulations, and agency-specific policies. This position plays a critical role in the protection of classified and sensitive information and equipment, ensuring compliance with NRO and other federal agency requirements. The Site Security Lead acts as the primary liaiso

IT Technician

SAIC

Washington, District of Columbia, USA

Full-time

Job ID: 2506934 Location: WASHINGTON, DC, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: Technical Svcs Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: DOE Q Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description We are currently seeking a motivated, career and customer service oriented Mid-level Tier II Help Desk/Asset Management Technician to begin an exciting and challenging career with SAIC. In th

Tier 2 Service Desk Technician

Evolver Federal

Washington, District of Columbia, USA

Full-time

Evolver Federal, a Converged Security Solutions company, is an information technology company serving the Federal, Commercial, and Legal markets that addresses client challenges in the present and transitions clients into the future by introducing efficient and effective IT solutions. Evolver Federal is seeking a Tier 2 service Desk Technician to support work in Washington, D.C. Must have the ability to work day shift Tuesday - Saturday, 4 days onsite, Saturday is 5:00a-1:30p. This is a hybrid p

Information System Security Officer (ISSO)

Redhorse Corporation

Fort Meade, Maryland, USA

Full-time

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. About the Role Redhorse is seeking a highly skilled Informa

Principal Security Researcher

Request Technology, LLC

Remote

Full-time

We are unable to sponsor as this is a permanent full-time role A prestigious company is looking for a Principal Security Researcher. This principal will reverse engineer malicious binaries to find ransomware samples. The principal must have experience with languages such as Python, Ruby, C++, Rust, and cryptographic algorithms. Responsibilities: Reverse engineer malicious or unknown binaries to find insights and intelligence in ransomware samples and threat actor toolkitsUse and develop tools

Information Systems Security Officer (ISSO) 2 - TS/SCI w/Poly

Jacobs

Columbia, Maryland, USA

Full-time

Your Impact: We are seeking an Information Systems Security Officer (ISSO) 2 for a prime contract that is based out of our Columbia, MD office. Responsibilities: Provide support for a program, organization, system, or enclave's information assurance program. Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies. Maintain operational security posture for an information system or program to ensure information s

Cloud Security Technical Project Manager

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2506833 Location: CHANTILLY, VA, US Date Posted: 2025-07-01 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings acr

Security Monitor 2

Leidos

Springfield, Virginia, USA

Full-time

Description We are seeking a Security Monitor to support a large facility maintenance program management team. We are seeking a vigilant and highly responsible Security Monitor to safeguard personnel, property, and assets within a secured environment. The Security Monitor will be responsible for monitoring surveillance systems, patrolling the premises, controlling access to restricted areas, and responding to security incidents in accordance with established protocols. The ideal candidate will

Platform/Infrastructure Engineer

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Cyber Lead / System Security Officer (SSO)

General Dynamics

Remote

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Other Clearance Level Must Be Able to Obtain: Confidential Public Trust/Other Required: SSBI (T5) Job Family: Information Security Job Qualifications: Skills: Information Technology Security, Security Policies, Vulnerability Management Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: Qualifications: The ideal candidate will have at least seven (7) years of IT knowledge

SAP NS2 Expert Information Security Compliance Analyst-Metro DC

SAP Americas, Inc.

Herndon, Virginia, USA

Full-time

We help the world run better At SAP, we enable you to bring out your best. Our company culture is focused on collaboration and a shared passion to help the world run better. How? We focus every day on building the foundation for tomorrow and creating a workplace that embraces differences, values flexibility, and is aligned to our purpose-driven and future-focused work. We offer a highly collaborative, caring team environment with a strong focus on learning and development, recognition for your i

Cyber Security Architect - Security Architect - Blue Team

SES

Remote

Full-time

Security Architect - Cyber Security Architect - Blue Team Type: W2 With Benefits - No C2C Location: Will Be Supporting Denver, CO Hours The Work You will work with our team of Architects to craft secure design patterns, perform security assessments, and review system designs using a risk-based, threat-modeling approach. The Security Architect will have the following core responsibilities: Partner with business and technology teams to define security designs that meet security requirements and en

Cyber Network Defense Analyst IV AP

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Cyber Incident Response Analyst III

Nightwing

Remote or Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th