senior network security engineer Jobs in washington

181 - 200 of 667 Jobs

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

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Reston, Virginia, USA

Full-time

System Security Engineer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with industry standards

Senior Security & Life Safety TechnicianJob Title - Senior Security & Life Safety Technician

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Description The Multi-Domain Solutions (MDS) division at Leidos is seeking a Senior Security & Life Safety Technician who is responsible for supporting the planning, monitoring, and maintenance of life safety and security systems across all organizational facilities. This role ensures the optimal performance and compliance of fire detection, hazard monitoring, emergency egress, and fire suppression systems. The technician plays a key role in supporting outage response, system documentation, and

Security EngineerJob Title - Security Engineer

Oxford Global ResourcesCompany Name - Oxford Global Resources

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Remote

Contract

Security Engineer (Operational) Location: Remote (Eastern time zone hours) Duration: 6 months+ Job Description: Our client in retail needs a highly skilled and motivated Security Engineer with a strong operational background is needed to join their dynamic security team. This role is pivotal in safeguarding critical systems and data, ensuring the integrity, confidentiality, and availability of infrastructure and applications. The role requires hands-on experience with security tools and platform

Lead, Chief SATCOM Systems Engineer (Security Clearance Required)Job Title - Lead, Chief SATCOM Systems Engineer (Security Clearance Required)

Harris CorporationCompany Name - Harris Corporation

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Dulles, Virginia, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Cymertek CorporationCompany Name - Cymertek Corporation

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Reston, Virginia, USA

Full-time

Information Systems Security Engineer (ISSE) LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and skilled **Information Systems Security Engineer (ISSE)** to join our team and play a critical role in ensuring the security and integrity of our information systems. In this role, you will design, implement, and maintain security solutions to safeguard sensitive data and infrastructure. You will c

Application Security EngineerJob Title - Application Security Engineer

Vaco by HighspringCompany Name - Vaco by Highspring

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Remote

Full-time

Application Security Engineer Remote (U.S.-based)Vaco is partnering with a high-growth SaaS company focused on modernizing the customer payments experience across industries. Their platform is built for scale, powering secure, API-driven payment flows that touch millions of users monthly. Following a recent funding round and continued growth, theyre looking to backfill a key AppSec position supporting secure code delivery across a fast-moving engineering org. This role is remote and reports dir

Firewall Security Engineer - Remote / TelecommuteJob Title - Firewall Security Engineer - Remote / Telecommute

Cynet SystemsCompany Name - Cynet Systems

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Remote

Contract

Job Description: Candidate must have experience in Azure cloud. Minimum experience required - 10 years. Expertise level on cloud knowledge should be 40% and Firewall knowledge should be 60%. Expertise on PALO ALTO Firewall. Expertise on load balancer (WAF). Responsibilities: Cloud network expertise: virtual networks, hybrid connectivity, firewalls, DNS, and network threat management. Cloud security along with the ability to support compliance with industry security standards. Research and archit

Application Security EngineerJob Title - Application Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221892 Application Security Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a cloud computing infrastructure architect, you know how to take advantage of cloud capabilities. On our team of experienced professionals, you'll use cutting-edge enterprise cloud platforms to support your clients as they modernize their IT infrastructure and meet their most challenging missions. We're looking for someone like you to help support national

Information System Security EngineerJob Title - Information System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Information System Security Engineer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Information System Security Engineer to join our cybersecurity team. In this role, you will design, implement, and maintain security solutions to protect critical information systems and ensure compliance with established security standards. You will collaborate with cross-functional teams to asse

A/V & Security EngineerJob Title - A/V & Security Engineer

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leading AV operati

A/V & Security EngineerJob Title - A/V & Security Engineer

LeidosCompany Name - Leidos

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Chantilly, Virginia, USA

Full-time

Description Job Description We are seeking a highly organized and detail-oriented A/V Security Engineer who is responsible for the operation, configuration, and maintenance of advanced video systems used in secured environments. This role ensures high-quality video signal integrity, optimal display performance, and the reliability of video infrastructure across conferencing, streaming, and surveillance systems. The ideal candidate is technically adept, detail-oriented, and experienced in leadin

Information System Security Engineer 2Job Title - Information System Security Engineer 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

ORANGE you glad that you chose RealmOne? RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as we execute t

Information System Security Engineer 3Job Title - Information System Security Engineer 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Deployment EngineerJob Title - Deployment Engineer

InsersoCompany Name - Inserso

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Washington, District of Columbia, USA

Full-time

Inserso is seeking to hire a Senior Deployment/Network Engineer to provide network engineering services for on-site and remote deployment support of our DHS customer at various sites throughout the USA and at OCONUS offices abroad. Typical deployments include new office setups, network infrastructure upgrades, office/workstation relocations, etc. The Deployment Engineer will work as a member of the Deployment team to implement and monitor the installation of hardware and software including netwo

Cybersecurity Firewall EngineerJob Title - Cybersecurity Firewall Engineer

Navy Federal Credit UnionCompany Name - Navy Federal Credit Union

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Vienna, Virginia, USA

Full-time

Overview This position is for a Senior Network Security Engineer with a concentration on Nextgen Firewalls technologies (Palo Alto and Checkpoint). The right candidate will be a self-starter who can serve in a technical lead role, provide technical project management/oversight, and provide hands-on support at an SME level within areas of focus. Responsibilities Serve as a senior engineer working with application teams to properly shape firewall rules. Act as a liaison between the firewall team a

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

System Security Engineer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design, implement, and maintain security measures that protect our critical systems and data. In this role, you will work closely with cross-functional teams to identify vulnerabilities, develop robust security solutions, and ensure compliance with industry standa

Computer Security Engineer -02122Job Title - Computer Security Engineer -02122

Syneren TechnologiesCompany Name - Syneren Technologies

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Alexandria, Virginia, USA

Full-time

Job Description: Syneren is currently seeking a Computer Security Engineer. Job Location: Alexandria (onsite) Key Responsibilities: Manage and maintain the Cybersecurity infrastructure (ACAS, Trellix, Sentinel, Defender for Cloud, ForeScout), including policy configuration, deployment, and monitoring. Administer and configure ACAS (Nessus) to perform vulnerability scanning, compliance assessments, and reporting across the enterprise. Monitor, analyze, and respond to cybersecurity threats and inc

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Cymertek CorporationCompany Name - Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Information Systems Security Engineer (ISSE) LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and skilled **Information Systems Security Engineer (ISSE)** to join our team and play a critical role in ensuring the security and integrity of our information systems. In this role, you will design, implement, and maintain security solutions to safeguard sensitive data and infrastructure. You wil

Senior Information System Security Officer (ISSO)Job Title - Senior Information System Security Officer (ISSO)

LeidosCompany Name - Leidos

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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 (

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Base-2 Solutions, LLCCompany Name - Base-2 Solutions, LLC

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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