Security engineering Jobs in District of Columbia

261 - 280 of 766 Jobs

Information Systems Security Manager (ISSM)Job Title - Information Systems Security Manager (ISSM)

Cymertek CorporationCompany Name - Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Information Systems Security Manager (ISSM) LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for an experienced and dedicated **Information Systems Security Manager (ISSM)** to join our team and lead efforts to secure and protect our information systems. In this role, you will be responsible for overseeing the security posture of our organization's systems, ensuring compliance with relevant standards, and

Information Security Risk AssessorJob Title - Information Security Risk Assessor

Cyquent, Inc.Company Name - Cyquent, Inc.

•

Rockville, Maryland, USA

Full-time

Job Title: Location: Rockville MD Duration: Long-Term Onsite position and No remote work Job Description:- Scope of WorkThe Cyber Security Risk Analyst will support Governance, Risk, and Compliance (GRC) efforts by performing detailed risk evaluations and compliance assessments. The analyst will work primarily within the ServiceNow GRC platform to review IT security policy exception requests, assess vulnerabilities, and support broader risk governance activities. Responsibilities include, but ar

Network EngineerJob Title - Network Engineer

SAICCompany Name - SAIC

•

Fort Meade, Maryland, USA

Full-time

Job ID: 2506164 Location: FORT MEADE, MD, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence C

Network Security EngineerJob Title - Network Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Network 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 passionate Network Security Engineer to join our team and play a critical role in safeguarding our organization's digital infrastructure. In this position, you will design, implement, and maintain robust security measures to protect networks, systems, and data from cyber threats. You'll work closely with cross-functio

Program Security Officer - Clearance RequiredJob Title - Program Security Officer - Clearance Required

SAICCompany Name - SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2507076 Location: CHANTILLY, VA, US Date Posted: 2025-07-22 Category: Security Subcategory: Security Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description Who We Are and What We Do: SAIC Security professionals support a collective of over 24,000 employees extending across 20 countries. Our employees are our core, bolstered by 15,000 clearances

Application Security EngineerJob Title - Application Security Engineer

Vaco by HighspringCompany Name - Vaco by Highspring

•

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

Information System Security OfficerJob Title - Information System Security Officer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0223246 Information System Security Officer The Opportunity: Are you looking for an opportunity to share your experience in information system security to safeguard our nation? As an information system security engineer, you can identify the system security needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the implementation of a cross-domain system that will secure the enterprise. In this role, you'll use your kn

Information System Security OfficerJob Title - Information System Security Officer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

McLean, Virginia, USA

Full-time

Job Number: R0223192 Information System Security Officer The Opportunity: Are you looking for an opportunity to share your experience in information system security to safeguard our nation? As an information system security engineer, you can identify the system security needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the implementation of a cross-domain system that will secure the enterprise. In this role, you'll use your kn

System Security EngineerJob Title - System Security Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

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

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

Information Systems Security Manager (ISSM)Job Title - Information Systems Security Manager (ISSM)

Cymertek CorporationCompany Name - Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Information Systems Security Manager (ISSM) LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and results-driven Information Systems Security Manager (ISSM) to lead and oversee the security management of our information systems. In this pivotal role, you will be responsible for ensuring the confidentiality, integrity, and availability of organizational systems while maintaining compliance w

Information System Security OfficerJob Title - Information System Security Officer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Information System Security Officer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented Information System Security Officer (ISSO) to join our cybersecurity team. In this role, you will be responsible for maintaining the security posture of information systems, ensuring compliance with security policies, and managing risk through the implementation of robust security measures.

Senior Windows Server Systems AdministratorJob Title - Senior Windows Server Systems Administrator

LeidosCompany Name - Leidos

•

Bethesda, Maryland, USA

Full-time

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 sustainable practices. 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. Employees enjoy career enrichment opportunities available through mobility and development an

Lead Threat Detection EngineerJob Title - Lead Threat Detection Engineer

McKesson CorporationCompany Name - McKesson Corporation

•

Remote or Irving, Texas, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien

SIEM EngineerJob Title - SIEM Engineer

Cymertek CorporationCompany Name - Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

SIEM Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive SIEM Engineer to join our cybersecurity team and play a critical role in safeguarding our systems and data. In this role, you will design, implement, and manage Security Information and Event Management (SIEM) solutions, ensuring real-time monitoring, threat detection, and effective incident response. Collaborating with

IT Security SpecialistJob Title - IT Security Specialist

Cymertek CorporationCompany Name - Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

IT Security Specialist LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a detail-oriented and dedicated IT Security Specialist to join our team and safeguard our organization's digital assets. In this role, you will be responsible for identifying and mitigating security risks, implementing best practices, and ensuring the integrity and confidentiality of sensitive information. The ideal candidate will

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

Cymertek CorporationCompany Name - Cymertek Corporation

•

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

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Fort Belvoir, Virginia, USA

Full-time

Job Number: R0221437 Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementat

Cloud Security ArchitectJob Title - Cloud Security Architect

MindlanceCompany Name - Mindlance

•

Washington, District of Columbia, USA

Contract, Third Party

Position Summary: Job Title: Architect Premium Sr. Security Architect Location: Washington, DC 20433 Duration: 12 Months Long Term Contract Position Summary: We are seeking a highly experienced Security Architect with strong hands-on expertise in Azure Cloud Security, AI/ML technologies, and DevSecOps practices. This role will lead enterprise-level security strategy and architecture initiatives, with a focus on cloud-native applications, infrastructure as code(IaC), and AI/ML integrations. Key

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

Elite TechnicalCompany Name - Elite Technical

•

Fairfax, Virginia, USA

Full-time

Information Systems Security Engineer (ISSE)The Information Systems Security Engineer (ISSE) will directly support the Secretary of the Air Force (SAF) / Office of Competition (OC) Mission Partner Capabilities Office (MPCO) also known as SAF/CDMX Directorate. The Mission Partner Capabilities Office provides design, configuration, accreditation and implementation of mission and R&D information management systems and cloud-based solutions that support defense and intelligence priorities as well as