Top 1444 Staff security engineer Jobs in Chantilly, Va

Lead Security Application Engineer
3Si Security Systems —Alexandria, VA
- $115,000 - $150,000 a year
- On call
- Computer Science
- Up to 50% travel
- Pass drug screening
Quick Apply
8d
Mid-level Vulnerability Researcher
Battelle —Chantilly, VA
- $110,000 - $180,500 a year
- Full-time
- Hybrid work
- Mid-level
- Office
- Windows
- Paid training
- Wellness program
Staff Product Security Engineer, Reviews
Okta —Washington, DC
- $180,000 - $247,500 a year
- Hybrid work
- Windows
- Java
- Mentoring
Quick Apply
Senior WAN Encryption Engineer & Architect
Virginia Tech Applied Research Corporation —Arlington, VA
- $225,000 - $275,000 a year
- Full-time
- Travel
- US work authorization
- Senior level
Quick Apply
10d
High Speed Guard Engineer
CACI —Saint Louis, VA
- $90,300 - $189,600 a year
- Full-time
- 8 years
- Bachelor's degree
- Travel
- Health insurance
Test Engineer II
Battelle —Chantilly, VA
- $115,600 - $147,700 a year
- Full-time
- Hybrid work
- Bachelor's degree
- Travel
- Linux
- Wellness program
- Health insurance
Security Engineer
Securiport —Reston, VA
- Full-time
- Computer science
- Computer Science
- Mid-level
Early Career Vulnerability Researcher
Battelle —Chantilly, VA
- Full-time
- Hybrid work
- Computer Science
- Office
- Windows
- Wellness program
- Health insurance
Staff Security Assurance Engineer
Databricks —Washington, DC
- 7 years
- Computer Science
- HIPAA
Jr. Systems Engineer (Digital Engineering Methodology)
KBR —Chantilly, VA
- $82,000 - $102,000 a year
- Full-time
- Travel
- In-person
- Communication skills
- AD&D insurance
- Health insurance
Staff Tech, Engineering Project Assistant (Onsite)
Collins Aerospace —Sterling, VA
- $58,400 - $111,000 a year
- Full-time
- 6 years
- Microsoft Outlook
- High school
- Paid holidays
- Loan repayment program
Information Security Engineer
LT Consulting LLC —Reston, VA
- Computer Science
- Mid-level
- Windows
Senior Support Services Analyst, ComputerEase
Deltek, Inc. —Herndon, VA
- $59,000 - $70,250 a year
- Call employer
- Remote
- Mid-level
- Mentoring
- US work authorization
- Paid holidays
- Disability insurance
2d
Cloud Security Engineer (Cloud Engineer 3)
HII —Fairfax, VA
- $115,199 - $164,570 a year
- Email
- Mid-level
- Master's degree
- High school diploma or GED
- Paid holidays
- Health insurance
Senior Accounting Support Services Analyst
Deltek, Inc. —Herndon, VA
- $59,000 - $104,250 a year
- Call employer
- Remote
- Mid-level
- Mentoring
- US work authorization
- Paid holidays
- Disability insurance
2d
(USA) Staff, Incident Response Engineer
Walmart —Herndon, VA
- $132,000 - $264,000 a year
- Computer Science
- High school
- Research
- Paid jury duty
- Disability insurance
M365 Collaboration Engineer
US Securities and Exchange Commission —Washington, DC
- $133,347 - $225,914 a year
- Online Application
- Background check
- Pass drug screening
- Mid-level
8d
Systems Integrator/Executive Officer (EXO)
Arcfield —Chantilly, VA
- $138,295.88 - $240,469.70 a year
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
- Paid holidays
- Disability insurance
Test Engineer
Koniag Government Services —Vienna, VA
- $105,000 - $135,000 a year
- Full-time
- System design
- Mid-level
- Bachelor's degree
- Paid holidays
- Health insurance
Lead Cyber Security Engineer (Remote)
CareFirst BlueCross BlueShield —Reston, VA
- $122,400 - $243,100 a year
- Online Application
- Remote
- Computer Science
- Bachelor's degree
- Team management
- 401(k)
Quick Apply

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staff security engineer jobs near chantilly, va

Lead Security Application Engineer

3Si Security Systems
Alexandria, VA

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Job Details

$115,000 - $150,000 a year
8 days ago

Qualifications

Enterprise software

Full Job Description

At 3Si, our mission is to make your world, safer. As a global leader in innovative security technology, we help businesses and law enforcement prevent and respond to crime through field-proven solutions and trusted partnerships. With over 100+ years of combined experience through our merged companies, our expertise drives measurable impact in communities worldwide.

We specialize in GPS tracking, video surveillance, and integrated response technologies that deter theft and accelerate criminal apprehension. Designed for retail, financial institutions, law enforcement, and more, our solutions combine cutting-edge tools with unmatched response capabilities. Through our exclusive DirectToDispatch™ technology, verified crime alerts are sent directly to law enforcement dispatch centers in real time—bypassing traditional third-party monitoring delays—to enable rapid, precise response when it matters most.

At 3Si, meaningful work makes a difference. We’re a purpose-driven team that values innovation, trust, and collaboration. From engineering to sales and support, every role contributes to our mission to protect communities and make the world safer. We offer a flexible work culture, competitive benefits, and the chance to grow alongside a team of passionate, dedicated professionals.

Join us—and be part of something that matters. The Lead Security Application Engineer also internally known as our Lead Security Systems Engineer, plays a pivotal role in the design, development, deployment, and optimization of secure Video Management Software (VMS) and Physical Security Information Management (PSIM) solutions for government clients. This individual leads a team of Video Management System Engineers and collaborates with cross-functional teams to ensure the seamless functionality and performance of enterprise-level video security platforms, including our Surveill VMS.

This position requires strong technical leadership, hands-on experience with enterprise VMS/PSIM technologies, and a proactive, mission-driven mindset to help shape the future of secure video systems for high-impact environments.

Primary Responsibilities

Lead the design, development, and optimization of Surveill and other secure video management software solutions.
Manage and mentor a team of Video Management System Engineers, ensuring high performance and alignment with project goals.
Oversee commissioning logic development, testing, and deployment for PSIM platforms.
Collaborate with cross-functional teams to enhance the functionality and integration of VMS and PSIM systems.
Define product and technical requirements based on stakeholder input and user feedback.
Troubleshoot and resolve complex video system issues with minimal disruption to operations.
Ensure system scalability, performance, and uptime across domestic and OCONUS client sites.
Lead the deployment and maintenance of video management infrastructure and ensure proper documentation.
Create and maintain detailed technical documentation, including system architecture, configuration, test results, and training materials.
Perform other duties as needed to support mission-critical operations.

Knowledge, Skills, and Abilities

Quick learner (much of what we do is proprietary and must be learned on the job).
Strong leadership and team management skills with the ability to guide technical staff.
Deep understanding of Video Management Systems.
Knowledge of PSIM platforms and their integration with physical security technologies.
Familiarity with networking concepts, security protocols, and TCP/IP.
Proficiency with video technologies including Codecs/Protocols (e.g., h.264/265), Multicast/Unicast, and video streaming.
Experience working with Microsoft SQL Server (2005/2008+) and writing SQL queries.
Strong problem-solving and analytical thinking capabilities.
Effective organizational skills with the ability to manage multiple priorities and incidents.
Excellent communication and documentation skills for both technical and non-technical audiences.
Ability to work independently, self-motivate, and collaborate with cross-functional teams.
Experience in Physical Security or Force Protection is a plus.
Understanding of modern programming languages is helpful but not required.

Qualifications

4–5 years of hands-on experience with enterprise Video Management Systems.
Bachelor’s degree in Computer Science, Information Technology, Networking, Electrical Engineering, or a related field.
Relevant military training or industry certifications (e.g., CompTIA Network+, Security+, Cisco CCNA, Microsoft) may substitute for a degree.
Equivalent combination of education and practical experience in VMS or physical security systems will be considered.
One year of practical experience networking or IT
Experience and knowledge of the physical security information management industry preferred.
Experience in Physical Security / Force Protection preferred.
Understanding of modern programming languages (useful but not required; helps to quickly learn PSIM commissioning).

Additional Comments

Active Secret or higher U.S. Government security clearance required
Position on-site in Alexandria, VA
Up to 50% OCONUS travel required
On-Call Requirement: Rotating on-call schedule shared across the team.
Successful candidates must pass a comprehensive background investigation
A pre-employment drug screening is required

Salary Range $115k - $150k per year depending on experience

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Refine Your Search

staff security engineer jobs in chantilly, va

Lead Security Application Engineer

Mid-level Vulnerability Researcher

Staff Product Security Engineer, Reviews

Senior WAN Encryption Engineer & Architect

High Speed Guard Engineer

Test Engineer II

Security Engineer

Early Career Vulnerability Researcher

Staff Security Assurance Engineer

Jr. Systems Engineer (Digital Engineering Methodology)

Staff Tech, Engineering Project Assistant (Onsite)

Information Security Engineer

Senior Support Services Analyst, ComputerEase

Cloud Security Engineer (Cloud Engineer 3)

Senior Accounting Support Services Analyst

(USA) Staff, Incident Response Engineer

M365 Collaboration Engineer

Systems Integrator/Executive Officer (EXO)

Test Engineer

Lead Cyber Security Engineer (Remote)

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