security engineer Jobs in virginia

21 - 40 of 600 Jobs

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a Security Engineer to support the execution of strategic, operational, and organizational PPSM objectives. This position can be based out of any of our three locations - Alexandria, VA, Fort Meade, MD, or Chambersburg, PA. The position is primarily on-site, but partial telework may be available at the discretion of our customer and program management. Responsibilities: Ensure compliance with DoD-approved standards, architectures, and guidelines (e.g., DISN) and c

Mainframe Security EngineerJob Title - Mainframe Security Engineer

ASK IT Solutions LLCCompany Name - ASK IT Solutions LLC

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Remote or Alpharetta, Georgia, USA

Contract

Position: Security Engineer: Mainframe Security Tooling Team No development exp required Location: Open to Alpharetta, GA (Remote/Hybrid Onsite 3 days in a week) Duration: 12+ Months Contract The Mainframe Computing Security team in ETS is responsible for engineering and managing various mainframe authentication and authorization systems. This position is for a senior engineer in Tooling and Project team responsible to design and execute projects aligned to TopSecret security products and other

Security EngineerJob Title - Security Engineer

ManTechCompany Name - ManTech

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Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA to design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems. Responsibili

Data Security EngineerJob Title - Data Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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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

Systems Security EngineerJob Title - Systems Security Engineer

Booz Allen HamiltonCompany Name - 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

Mainframe Security EngineerJob Title - Mainframe Security Engineer

ApTaskCompany Name - ApTask

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Remote

Third Party, Contract

Role: Mainframe Security Engineer Role Address: Alpharetta, GA Duration: 3 years Contract The Mainframe Computing Security team is responsible for engineering and managing various mainframe authentication and authorization systems. This position is for a senior engineer in Tooling and Project team responsible to design and execute projects aligned to TopSecret security products and other platform integration solutions. The ideal candidate will be working closely with other infrastructure team

Navy Qualified Validator (NQV) Security EngineerJob Title - Navy Qualified Validator (NQV) Security Engineer

LeidosCompany Name - Leidos

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Dahlgren, Virginia, USA

Full-time

Description Are You Ready for Your Next Challenge? Leidos is seeking a Navy Qualified Validator (NQV) Security Engineer with an active Secret clearance and direct Validator experience utilizing eMASS to join our team at the Naval Surface Warfare Center, Dahlgren, VA. About the Role As a Navy Qualified Validator, you will support the Naval Surface Warfare Center, Dahlgren Division Command by providing Validation Services and Sustainment Support for IT Systems/Networks Risk Management Framework (

Information Systems Security EngineerJob Title - Information Systems Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

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Fort Belvoir, Virginia, USA

Full-time

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 implementation of security solut

Virtru Security EngineerJob Title - Virtru Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Arlington, Virginia, USA

Full-time

Job Number: R0219984 Virtru Security Engineer The Opportunity: As a Virtru Security Engineer you'll play a critical role in the world of zero t rus t. You will support the cyber architecture development, implementation, and sustainment across multiple networks of different classification levels. You'll interface with stakeholders and engineering teams to delve into the details and dependencies of critical processes and users' roles within them. You'll lead security compliance initiatives and a

Cloud Security EngineerJob Title - Cloud Security Engineer

Robert HalfCompany Name - Robert Half

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Remote or Philadelphia, Pennsylvania, USA

Contract

Description We are looking for an experienced Cloud Security Engineer to join our team on a long-term contract basis. This role is ideal for someone with a strong background in access management and authentication, who can bring a consultative approach to application migration and integration projects. Based in Philadelphia, Pennsylvania, this position offers the opportunity to work remotely while contributing to cutting-edge cloud security solutions. Responsibilities: Collaborate with applicat

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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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

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Data Intelligence LLC.Company Name - Data Intelligence LLC.

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Vienna, Virginia, USA

Full-time

Data Intelligence, LLC is seeking a skilled Information Systems Security Engineer (ISSE) to support a top-tier federal client engaged in national security and counterterrorism operations. This full-time position, based in Vienna, VA, plays a critical role in securing complex IT systems in a high-visibility, mission-driven environment. The selected candidate will work closely with government and contractor stakeholders to ensure compliance, manage risk, and defend against evolving cyber threats.

Senior Systems Security EngineerJob Title - Senior Systems Security Engineer

SAICCompany Name - SAIC

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Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

Security Engineer: MainframeJob Title - Security Engineer: Mainframe

JC CORPORATIONSCompany Name - JC CORPORATIONS

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Remote or Georgiana, Alabama, USA

Third Party, Contract

College graduate with 5+ years related work experience on the mainframeExperience with Mainframe security software configuration/ internals (Broadcom/CA-TSS)Ability to program in a command Mainframe batch and reporting languages (C, JCL, and REXX)Experience with distributed technology (such as: UNIX, USS file systems)Experience with z/OS utilities and facilities (such as: ISPF, TSO, SDSF, JES)Experience with database technology (such as: Sybase, DB2, SQL)Capable of working independently with lim

Senior Embedded Hardware Security EngineerJob Title - Senior Embedded Hardware Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Quantico, Virginia, USA

Full-time

Job Number: R0217040 Embedded Hardware Security Engineer, Senior The Opportunity: As an electrical engineer, you understand the workings behind complex systems. That knowledge is key when it comes to evaluating hardware security implementation in embedded electronics. We are looking for an electrical engineer who can use their skills to support our clients by creating new tools and capabilities. We need you, an electrical engineer, with an understanding of embedded system design, mobile platform

Security EngineerJob Title - Security Engineer

ManTechCompany Name - ManTech

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Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA. The Security Engineer will design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critic

Trellix Endpoint Security EngineerJob Title - Trellix Endpoint Security Engineer

LeidosCompany Name - Leidos

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Alexandria, Virginia, USA

Full-time

Leidos has a current job opportunity for an Endpoint Security Solutions (ESS) Engineer on the DISA GSM-O program in Alexandria, VA. An active Secret security clearance and solid experience in Trellix are required. This position provides support to the ESS Lead in operating and maintaining Trellix software and clients for organizations supported by the J6. Activities that this position performs include performing systems analysis, modifying / updating systems based on results of analysis, deploy

Security EngineerJob Title - Security Engineer

ManTechCompany Name - ManTech

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Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA. We are searching for a highly skilled Security Engineer to design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive appro

AV Security EngineerJob Title - AV 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

Security EngineerJob Title - Security Engineer

LeidosCompany Name - Leidos

•

Chantilly, Virginia, USA

Full-time

We are seeking a highly skilled Cyber Security Engineer supporting the NRO cyber operations group or Industrial Control Systems group at each site by working with the Information Security Offices to design, implement, and support defensive security solutions that safeguard mission-critical systems and data. The ideal candidate will have deep expertise in cyber threat research, vulnerability assessment, and secure software development practices. This role focuses on protecting networks, data, and