software security Jobs in washington

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Cyber Host Forensic Analyst IV

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
Posted 60+ days ago | Updated 11 hours ago

iOS Vulnerability Engineer (Software)

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

iOS Vulnerability Engineer (Software) LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled and innovative iOS Vulnerability Engineer (Software) to join our team and help identify, analyze, and mitigate security vulnerabilities in iOS systems and applications. In this role, you will focus on uncovering potential threats, developing secure solutions, and ensuring the integrity of iOS pla
Posted 60+ days ago | Updated 11 hours ago

Senior Systems Engineer

Jacobs

•

Washington, District of Columbia, USA

Full-time

JOB DESCRIPTION Your Impact: . We are looking to hire a Senior System Engineer to support a full range of cyber security services on a long-term contract in Washington DC. The position is full time/permanent and will support a US Government civilian agency. The position is available immediately upon finding a qualified candidate with the appropriate background clearance. This position supports a government client and is fully a remote position Responsibilities: Serving as a technical advisor a
Posted 33 days ago | Updated 11 hours ago

Microelectronics Engineer SME

Modern Technology Solutions

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Washington, District of Columbia, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a Microelectronics Engineer SME to join our team. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the indu
Posted 60+ days ago | Updated 7 days ago

Systems Security Engineer

Booz Allen Hamilton

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Chantilly, Virginia, USA

Full-time

Job Number: R0220802 Systems Security Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in national security? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. As a leader in systems engineering, we're lookin
Posted 30 days ago | Updated moments ago

Application Developer - TS/SCI Required

LMI Government Consulting (Logistics Management In

•

Washington, District of Columbia, USA

Full-time

Overview We are seeking multiple talented Application Developers to join our team. The ideal candidates will be responsible for creating and maintaining applications that meet organizational requirements and user needs. This position requires a high level of technical expertise, creativity, and problem-solving skills to support essential activities related to development and data science. Various locations within the National Capital Region including but not limited to DIA Headquarters, the Pen
Posted 7 days ago | Updated 8 hours ago

Information Systems Security Officer (ISSO3) (Government)

AT&T Inc.

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Columbia, Maryland, USA

Full-time

Job Description: 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 customers' mission. MAROONMIDNIGHTS (MMN) Provide IT support and solutions developed for National Cryptologic University classified training
Posted 17 days ago | Updated 11 hours ago

Computer Network Operations (CNO) Software Engineer

Accenture LLP

•

Herndon, Virginia, 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
Posted 20 days ago | Updated 11 hours ago

Information Systems Security Officer (ISSO)

Modern Technology Solutions

•

Chantilly, Virginia, USA

Full-time

Overview Modern Technology Solutions, Inc. (MTSI) is seeking a ISSO to join our team in Chantilly, VA. Why is MTSI known as a Great Place to Work? Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100% Employee Owners
Posted 51 days ago | Updated 7 days ago

Information Systems Security Officer (ISSO) Intermediate- TS/SCI with Poly - Columbia, MD

Jacobs

•

Columbia, Maryland, USA

Full-time

Are you searching for a professional environment that encourages personal and educational development and dedication to the mission? Join a team of security experts who are dedicated to protecting and securing our customers' systems at both the enterprise and program level. Our specialists work closely with others in the RMF process to ensure the highest level of security for every system. We are seeking an Information Systems Security Officer (ISSO) Intermediate (Int) for a prime contract tha
Posted 58 days ago | Updated 11 hours ago

Cross-Domain Software Developer

Cymertek Corporation

•

Reston, Virginia, USA

Full-time

Cross-Domain Software Developer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and innovative Cross-Domain Software Developer to design, implement, and maintain secure solutions for transferring data across varied security domains. In this role, you will work on cutting-edge technologies to develop software that ensures seamless and secure communication between systems with differing classifi
Posted 60+ days ago | Updated 11 hours ago

Cybersecurity Architect

Cymertek Corporation

•

Tysons, Virginia, USA

Full-time

Cybersecurity Architect 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 innovative and strategic Cybersecurity Architect to lead the design and implementation of our organization's security infrastructure. In this role, you will develop comprehensive security architectures, guide technical teams, and ensure our systems are resilient against evolving cyber threats. The ideal candidate is a forward-
Posted 60+ days ago | Updated 11 hours ago

Software Development Engineer, Duo Security

Cisco Systems, Inc.

•

Remote

Full-time

The application window is expected to close on July 10th, 2025. Note: Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received. The position is open to remote candidates; preference will be given to candidates located in Atlanta, GA, Cary, NC, Boston, MA, Fulton, MD, Austin, TX or Ann Arbor, MI. Meet the Team Duo Security, now part of Cisco, is an industry leading multi-factor authentication (MFA) and secure access provider. Our missio
Posted 60+ days ago | Updated 11 hours ago

Cloud Engineer

SAIC

•

Chantilly, Virginia, USA

Full-time

Job ID: 2504411 Location: CHANTILLY, VA, US Date Posted: 2025-04-17 Category: Software Subcategory: SW 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's Space & Intel Business Group, USG Mission and Information Technology Division, is seeking a Cloud Developer to accelerate the timely, reliable, and secure delivery of open source data, informa
Posted 60+ days ago | Updated 9 hours ago

Cloud Solutions Architect- TS/SCI with Polygraph

General Dynamics

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Chantilly, 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: Cloud Job Qualifications: Skills: Amazon Virtual Private Cloud (VPC), Amazon Web Services (AWS), Identity Management (IdM) Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Own the opportunity as a Cloud Solutions Architect and hel
Posted 59 days ago | Updated 11 hours ago

Senior Software Engineer (Multiple Positions) - Reston, VA

ICF

•

Reston, Virginia, USA

Full-time

ICF Incorporated, LLC: Senior Software Engineer (Multiple Positions) - Reston, VA DUTIES: Planning, design, development, documentation, and release of clinical/healthcare related software applications and databasesParticipate in multiple modeling, simulations, and analysis efforts, and support technical development of solutions.Provide Support to SemanticBits technology team in delivering value added business solutions using tools and technologies such as CSS; HTML, JavaScript, MySQL, React, JA
Posted 45 days ago | Updated 11 hours ago

Cloud Developer Mid

Jacobs

•

Washington, District of Columbia, USA

Full-time

Amentum is searching for a Top-Secret cleared Cloud Developer (Mid) to join our team in Washington, DC. You will be working in an organization that's mission is to accelerate operations through data and new analytical insights. The entire section leverages agile and works to provide enhanced reporting and global searching capabilities to facilitate task management, cross-utilization, and address national intelligence priorities while protecting confidential data and sources. The Cloud Developer
Posted 58 days ago | Updated 11 hours ago

Sr. ISSO

Leidos

•

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information System 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
Posted 60+ days ago | Updated 11 hours ago

Cross-Domain Software Developer

Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Cross-Domain Software Developer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and innovative Cross-Domain Software Developer to design, implement, and maintain secure solutions for transferring data across varied security domains. In this role, you will work on cutting-edge technologies to develop software that ensures seamless and secure communication between systems with differing class
Posted 60+ days ago | Updated 11 hours ago

Senior Cybersecurity Engineer - US Federal

Workday, Inc.

•

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
Posted 60+ days ago | Updated 11 hours ago