Security engineering Jobs in Washington

21 - 40 of 836 Jobs

Red Switch OperatorJob Title - Red Switch Operator

SAICCompany Name - SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2507036 Location: WASHINGTON, DC, US Date Posted: 2025-06-26 Category: Information Technology Subcategory: Telecom Support Schedule: Full-time Shift: Evening Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description The Vanguard 2.2.1 Program currently has an opening for a Red Switch Operator to support a Department of State (DoS) Bureau of Diplomatic Technology (DT) program. This program prov

Data AnalystJob Title - Data Analyst

LeidosCompany Name - Leidos

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McLean, Virginia, USA

Full-time

Leidos has a new and exciting opportunity for a Data Analyst in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA) located in McLean, VA. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Senior Detection and Response EngineerJob Title - Senior Detection and Response Engineer

Costar GroupCompany Name - Costar Group

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Arlington, Virginia, USA

Full-time

Senior Detection and Response Engineer Job Description Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate

IT Problem ManagerJob Title - IT Problem Manager

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Looking for an opportunity to make an impact? Leidos is a FORTUNE 500 company bringing a mix of innovative technology and sector expertise to customers in the national security, engineering, and the health industries. 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. Everything we do is built on a commitment to do the right th

Principal Kubernetes Software EngineerJob Title - Principal Kubernetes Software Engineer

LeidosCompany Name - Leidos

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Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal Kubernetes Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and

Network Security EngineerJob Title - Network Security Engineer

Accenture LLPCompany Name - Accenture LLP

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Washington, District of Columbia, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Principal Systems EngineerJob Title - Principal Systems Engineer

LeidosCompany Name - Leidos

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Fort Meade, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal System Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate ves

Information Security Systems OfficerJob Title - Information Security Systems Officer

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Leidos has a career opportunity for an ISSO to support the Air Force National Capital Region IT Services program. Job Summary: The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW), Office of the Secretary of Defense (OSD), Joint Chiefs of Staff, and other Air Force activities within the AFNCR, missions to include the Pentagon, Joint Base Andrews (JBA), Joint Base Anacostia-Bolling (JBAB), and o

Air Force Element Technical SupportJob Title - Air Force Element Technical Support

LeidosCompany Name - Leidos

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Camp Springs, Maryland, USA

Full-time

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

GovCIOCompany Name - GovCIO

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Washington, District of Columbia, USA

Full-time

Overview GovCIO is currently hiring for a/an Information Systems Security Officer (ISSO) with an active TS/SCI clearance. This position will be 4 days onsite in Washington, DC with 1 day remote. Responsibilities Assisting the government in the assessment process for all new and legacy systems to determine the security requirements associated with each system The contractor shall interact with both technical and non-technical personnel in order to conduct a comprehensive review of a system, ne

Network Security EngineerJob Title - Network Security Engineer

INSPYR SolutionsCompany Name - INSPYR Solutions

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Merrifield, Virginia, USA

Contract

Title: Network Security Engineers (specializing in Palo Alto) Location: Remote Duration: Initial 6 months contract plus extension Work Requirements: , Holders or Authorized to work in USJob Description Network Security Engineering services to validate existing firewall rulesets in place and approve new firewall requests for client's on-premise and cloud firewalls. The project requires that all firewall rules be reviewed and optimized, removing legacy rules, and validating business owners for exi

Application Security Engineer - Mid-Atlantic region (Remote in VA, MD, PA, NC, DE, NJ, or DC)Job Title - Application Security Engineer - Mid-Atlantic region (Remote in VA, MD, PA, NC, DE, NJ, or DC)

GuidePoint SecurityCompany Name - GuidePoint Security

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Remote or Reston, Virginia, USA

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. Required Experience: Proficiency with the imp

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

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company

Cybersecurity EngineerJob Title - Cybersecurity Engineer

Workday, Inc.Company Name - Workday, Inc.

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McLean, Virginia, USA

Full-time

Your work days are brighter here. At Workday, it all began with a conversation over breakfast. When our founders met at a sunny California diner, they came up with an idea to revolutionize the enterprise software market. And when we began to rise, one thing that really set us apart was our culture. A culture which was driven by our value of putting our people first. And ever since, the happiness, development, and contribution of every Workmate is central to who we are. Our Workmates believe a h

Test EngineerJob Title - Test Engineer

LeidosCompany Name - Leidos

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Lorton, Virginia, USA

Full-time

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. The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the area

Information System Security Officer - MidJob Title - Information System Security Officer - Mid

JacobsCompany Name - Jacobs

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Washington, District of Columbia, USA

Full-time

As a Top Secret cleared Information Systems Security Officer you will be working in an organization that's mission is to develop and operate the best possible software for critical national security enterprise applications. This organization leverages SCRUM and SAFE Agile software development methodology and strong Dev Ops practices. You will be responsible for technical information assurance engineering efforts with network/server scanning, patching, mitigation, and compliance cross-checking o

Information System Security Officer - SeniorJob Title - Information System Security Officer - Senior

JacobsCompany Name - Jacobs

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Washington, District of Columbia, USA

Full-time

Senior Systems AdministratorJob Title - Senior Systems Administrator

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate v

Information Systems Security Officer (ISSO)Job Title - Information Systems Security Officer (ISSO)

LeidosCompany Name - Leidos

•

Odenton, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match

Platform Infrastructure Cloud EngineerJob Title - Platform Infrastructure Cloud Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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McLean, Virginia, USA

Full-time

Job Number: R0219950 Platform Infrastructure Cloud Engineer The Opportunity: As a DevOps engineer, you know how to set up cloud environments and provision computer networking, storage, and virtual networks-ultimately, how to "harness the cloud." We're looking for an experienced DevOps infrastructure engineer like you to support our clients as they modernize their IT infrastructures and meet their most challenging missions. As a DevOps infrastructure engineer at Booz Allen, you'll work closely wi