network security Jobs in washington

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Senior Network Engineer

Parsons Services Company

Quantico, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Senior Network Engineer to join our tea

Network Engineer III

General Dynamics Information Technology

Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: Job Family: Network Engineering Job Qualifications: Skills: Enterprise Security Architecture (ESA) Fundamentals, Secure Network Architecture, Standard Operating Procedures Preparation Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Job Description

Cloud Network Engineer

CVS Health

Remote or Woonsocket, Rhode Island, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w

Cyber Security Project Engineer- TS/SCI w/ Polygraph

General Dynamics Information Technology

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Information Security Engineering, Information Systems Security Management, ISSO Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Cyber Se

Information System Security Officer (ISSO)

H & R Computer Consulting Services

Washington, District of Columbia, USA

Full-time

Job Title: Information System Security Officer (ISSO)Location: Washington, DCCertification Required: Certified Information Systems Security Professional (CISSP)Clearance Required: Active Top SecretSalary: $130K-$165KApplication Deadline: Aug. 30, 2025To apply, please follow these steps: Visit .Select the position you are interested in.Review the job details, then click Apply Now.Complete and submit your application.DescriptionThe Information System Security Officer (ISSO) brings valuable techni

Security Specialist

ManTech

Washington, District of Columbia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Security Specialist to join our team in Washington, D.C. This is an onsite position. This is a position within Naval Sea Systems Command (NAVSEA) that primarily focuses on Communication Security (COMSEC) and information security management. This position is crucial for preserving the security of critical U.S. military technology and maintaining adequate support of national defense and security objectives throughout the NAVSEA Enterprise.

Network Support Technician (Government)

AT&T Inc.

Fairfax, Virginia, USA

Full-time

Job Description: This position requires office presence of a minimum of 5 days per week and is only located at customer's site. No relocation is offered. AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our cus

Cyber Security Project Engineer- TS/SCI w/ Polygraph

General Dynamics

McLean, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Information Security Engineering, Information Systems Security Management, ISSO Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: At GDIT, people are our differentiator. As a Cyber Se

Information Systems Security Engineer

Base-2 Solutions, LLC

Fort Meade, Maryland, USA

Full-time

Job Description: Base-2 Solutions is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our team. Our ISSEs play a critical role in safeguarding cutting-edge systems that support national defense and mission-critical operations. We are looking for security professionals who bring expertise in system security design, risk management, and cybersecurity frameworks, as well as strong leadership qualities and an eagerness to tackle complex challenges. Our ide

Network Tools Administrator

Leidos

McLean, Virginia, USA

Full-time

Network Tools Administrator Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds lik

Junior Cloud Engineer

Leidos

Lorton, Virginia, USA

Full-time

Description The Multi Domain Solutions Division at Leidos is looking for a Junior Cloud Engineer to support a fast-paced program with the Air Force Life Cycle Management Center. The Junior Cloud Engineer will deploy, maintain, and scale hybrid cloud digital infrastructure for an Air Force Lifecycle Management Command (AFLCMC) customer. This position requires a fast-learning, high-performing candidate with a proven history of delivering cloud solutions to customers. The ideal candidate will have

Senior Information System Security Officer (ISSO)

Leidos

Annapolis, Maryland, USA

Full-time

Senior Information System Security Officer (ISSO) Leidos currently has an opening for a Senior Information System Security Officer (ISSO) to work at our Annapolis Junction, MD location. The selected candidate will act as an ISSO for a large software development program which includes software maintenance and development, IT support (Network/Workstation/Server), systems integration and life cycle support, enterprise application development, network engineering, and information systems security (

Security Architect SME (Microsoft Azure)

Valiant Solutions LLC

Remote

Full-time

Valiant Solutions is seeking a Security Architect SME to join our rapidly growing and innovative cybersecurity team! The Security Architect SME will lead the development of security architecture guidance, standards, and reference diagrams for on-premise and cloud platforms and systems. This is an exciting role to support both macro and micro security design for a large government agency. You ll get to support a variety of cloud and on-premise projects, working with leading edge technology. This

Master Network Specialist

Data Intelligence LLC.

Quantico, Virginia, USA

Full-time

Data Intelligence LLC is seeking a highly skilled Master Network Specialist to support the United States Marine Corps in Quantico, VA. The ideal candidate will bring a strong leadership background, technical expertise in network administration, and a proven track record of managing senior IT technicians within complex, mission-critical environments. Responsibilities: Lead and oversee a team of senior IT technicians supporting local and wide-area network (LAN/WAN) operations within a secure milit

Program Security Representative (PSR) II

General Dynamics Information Technology

Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Physical Security Job Qualifications: Skills: Facility Security, Physical Security, System Security Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: The Program Security Representative's primary function is to provide multi-discipline securit

Sr. Cybersecurity Engineer - Cloud Security Engineering

Visa Inc.

Ashburn, Virginia, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe

Data Security Engineer

BOOZ, ALLEN & HAMILTON, INC.

Arlington, Virginia, USA

Full-time

Data Security Engineer Key Role: Architect, deploy, and configure data security solutions across various clients for DoD, IC, and Civilian Federal clients. Create new architectures to meet client requirements adhering to Zero T rus t best practices and IC data header guidelines. Interface with key stakeholders, including agency personnel and internal delivery and engineering teams. Assist in building custom policy to ensure positive control of data across hybrid cloud environments. Basic Quali

Program Security Representative (PSR) II

General Dynamics Information Technology

Arlington, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Physical Security Job Qualifications: Skills: Facility Security, Physical Security, System Security Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: The Program Security Representative's primary function is to provide multi-discipline security

SAR/SCI Systems Administrator - Advanced 1

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, Maryland, USA

Full-time

Description Do you love solving complex technical problems in customized IT environments? Are you passionate about providing advanced system administration support for unique, mission-critical projects? Do you like contributing to innovative projects that directly impact national security? If so, we're looking for someone like you to join our team at APL. We are seeking a talented Tier 3 Systems Administrator to expertly manage, secure, and maintain customized Windows and Linux environments

System Administrator

Cymertek Corporation

Tysons, Virginia, USA

Full-time

System Administrator LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help maintain the stability, security, and performance of our IT infrastructure. In this role, you will be responsible for managing servers, networks, and other critical systems, ensuring that they run efficiently and securely. You will also handle system updates,