V

VTG

Defense and intelligence services provider

Information System Security Engineer - Information System Security Engineering

Full-TimeDeadline 1/13/27
$100k - $210k/yr
Junior, Mid
Bachelor's
Chantilly, VA, USA
In Person
CybersecuritySecurity Engineering & Architecture
No H1B Sponsorship
US Top Secret Clearance Required

About the job

Requirements
  • A bachelor's degree relevant to computer engineering, information security, information management, or computer science.
  • Level 1 requires 0–4 years of relevant information assurance experience and an IAM Level I certification: CAP, GSLC, Security+, or equivalent listed certification.
  • Level 2 requires 5–9 years of relevant information assurance experience and an IAM Level II certification: CAP, GSLC, CISM, CASP, CISSP, or CCISO.
  • Level 3 requires 10 or more years of relevant information assurance experience and an IAM Level III certification: GSLC, CISM, CISSP, or CCISO.
  • Knowledge of and experience with ICD 503 and the government certification and accreditation process.
  • Knowledge of networks, computer components, protocols, and commercial off-the-shelf technology.
  • Knowledge of systems including client/server architectures, web hosting, web content servers, policy servers, directory servers, firewalls, wide area networks, metropolitan area networks, local area networks, switches, and routers.
  • Experience integrating commercial off-the-shelf and government off-the-shelf software products.
  • Knowledge of virtualization platforms and technologies.
  • Technical experience configuring and supporting Windows, Linux, Unix, and Mac systems.
  • Technical experience configuring and supporting VMware, Xen, and Hyper-V.
  • Technical experience in software engineering, program design and implementation, system maintenance, and information security engineering.
  • Level 3 requires experience in technical project management, configuration management, and integration testing.
  • Space System experience and relevant experience working with Space systems based on location, including understanding space requirements and protection needs for integration into relevant network systems.
  • A Top Secret/Sensitive Compartmented Information clearance with polygraph is required.
Responsibilities
  • Conduct information systems security engineering activities throughout the lifecycle.
  • Capture and refine information protection requirements to ensure their integration into information system acquisitions and development through purposeful security design or configuration.
  • Integrate security functional requirements into existing acquisition lifecycle phases, milestones, and documents using systems engineering principles and methodologies.
  • Apply best practices for security controls, including software engineering methodologies, security engineering methodologies and principles, and secure coding techniques, and coordinate activities with assessment and authorization stakeholders.
  • Participate in Space Computer Security requirement reviews or working groups as needed by location.
  • Participate in the National Space Information Security Steering Council and other related groups.

About the company

1) What VTG does: VTG provides defense and intelligence services with a focus on force modernization, digital transformation, aerospace and naval engineering, and cyber capabilities across a unified enterprise. 2) How its products work: It builds end-to-end capabilities by integrating specialized firms and services (engineering, IT, cyber, logistics) through acquisitions to deliver modernization and transformation for defense and intelligence customers. 3) How it differs from competitors: It operates as a single, cohesive organization after consolidating disparate units and growing through targeted acquisitions to expand its expertise in intelligence, cyber, and defense modernization rather than offering fragmented offerings. 4) What its goal is: To expand its footprint in the intelligence community and cyber domain while continuing defense modernization for government customers, supported by strategic growth and acquisitions.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Lenoir, North Carolina

Founded

1866

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Simplify's Take

What believers are saying

  • VTG's sixth 2025 acquisition, Miklos Systems, deepens Intelligence Community software and cloud.
  • VTG won DoDIAC Pool 1 access in February 2025 for defense R&D.
  • More than 35% of VTG business now comes from Intelligence Community solutions.

What critics are saying

  • VTG's 2025 acquisition spree strains integration, systems, and culture across seven businesses.
  • VTG relies on federal contracts; one NAVSEA protest or recompete hits revenue in 2026.
  • Booz Allen and Leidos bundle similar IC services, threatening VTG's niche outright.

What makes VTG unique

  • John Hassoun turned VTG into a defense roll-up spanning IC, cyber, and naval engineering.
  • VTG won NAVSEA's five-year $130 million warfare systems engineering prime in May 2024.
  • VTG bought Triaplex, Miklos, Byte, iota IT, Tunuva, Loki, and Clear Cloud.

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Benefits

  • Hybrid Work Options
  • Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

19%

1 year growth

19%

2 year growth

20%
Investors Hangout
Nov 25th, 2025
VTG Acquires Miklos Systems for Expansion

VTG, a national security solutions provider, has acquired Miklos Systems, Inc. (MSI), a technology firm known for software engineering, to enhance its digital transformation capabilities within the Intelligence Community. MSI, founded in 1993 and 100% employee-owned since 2015, aligns with VTG's values of technical excellence and integrity. This acquisition supports VTG's strategy to expand in high-impact sectors, reinforcing its position in defense and intelligence solutions.

Chillicothe Voice
May 13th, 2025
VTG Acquires Byte, iota IT, Tunuva

VTG, a national security solutions provider, has acquired Byte Systems, iota IT, and Tunuva Technologies to enhance its capabilities in the Defense and Intelligence Community. This move follows a majority investment from A&M Capital, highlighting VTG's growth strategy. The acquisition aims to expand VTG's cybersecurity, software development, and systems engineering capabilities. A&M Capital has over $6 billion in commitments, supporting middle-market transactions across various sectors.

Greenville Business Magazine
Apr 30th, 2025
VTG Acquires Triaplex for Cyber Expertise

VTG has acquired Triaplex, Inc., enhancing its cyber and signals intelligence capabilities. This acquisition expands VTG's reach within the Intelligence Community, particularly in the National Capital Region. Triaplex, founded in 2020 and based in Fulton, MD, is known for its radio frequency solutions. This is VTG's fourth acquisition since receiving a majority investment from A&M Capital, which has over $6 billion in total commitments.

PR Newswire
Feb 25th, 2025
VTG Acquires Loki Solutions for IC Expansion

VTG, a national security solutions provider, has acquired Loki Solutions LLC to enhance its Intelligence Community portfolio. This acquisition, VTG's third since a majority investment from A&M Capital, boosts its operational capabilities and strategic contracts. Over 35% of VTG's business now involves Intelligence Community solutions. A&M Capital manages $4 billion, while Alvarez & Marsal Capital oversees $5.9 billion.

PR Newswire
Feb 6th, 2025
Vtg Wins Seat On $33B Dodiac Multiple-Award Contract

CHANTILLY, Va., Feb. 6, 2025 /PRNewswire/ -- VTG, an industry-leading national security solutions provider, announced that it has won a seat on the Department of Defense Information Analysis Center (DoDIAC) multiple-award contract (MAC) to provide mission-critical research and development services across the Defense science and technology ecosystem. The contract was awarded to VTG's wholly-owned subsidiary, Delta Resources, under the full and open Pool 1 by the U.S. Air Force's 774th Enterprise Sourcing Squadron