Cyber Security Engineer Lead Job at ManTech, Chantilly, Fairfax County, VA

ZXFJdE8vem9XakZrNWxNMmlqbmczZFc3L1E9PQ==
  • ManTech
  • Chantilly, Fairfax County, VA

Job Description

Salary: $100,000 - 140,000 per year Requirements:

  • I require a Bachelor's Degree or at least 4 years of additional experience in place of a degree.
  • I expect you to have 5 or more years of experience in the cyber security field.
  • Experience with Linux operating systems is essential.
  • You should possess knowledge of general operating system security practices, TCP/IP networking, and network security concepts.
  • I need you to hold an IAT Level II certification or be willing to obtain it within 6 months of your hire.
Responsibilities:
  • You will be accountable for the operations and maintenance of deployed Enterprise Cross Domain Solutions.
  • Your role will involve engineering and deploying capabilities to introduce new functionalities, enhance system performance and availability, and create efficiencies in maintaining the operational environment.
  • You will provide Tier 2/3 maintenance support for the deployed Cross Domain Solutions (CDS) interface technologies.
  • You will support assessment and authorization activities related to CDS technologies.
  • It will be your duty to identify potential conflicts with the implementation of CDS technologies within the enterprise and to develop recommendations to resolve these conflicts.
  • You will contribute to the achievement of milestones associated with specific projects.
  • You will provide solutions to a variety of complex technical challenges.
  • You will also develop plans to protect computer files against unauthorized modifications, destruction, or disclosure.
Technologies:
  • Support
  • Linux
  • Network
  • Security
  • TCP/IP

More:

- I am looking for candidates who demonstrate technical experience, including knowledge of CDS technologies on the NCDSMO approved products list and familiarity with cybersecurity architectural principles such as defense in depth, resilience, and integrated security operations.
- You should have an understanding of database and operating system security, as well as defensive cyber operations.
- Additionally, you must be capable of applying security principles to systems and enterprise system designs.
- A current and active TS/SCI clearance with Polygraph is required for this position.
- Physical requirements include the ability to remain in a stationary position 50% of the time. You may need to move about the office to access file cabinets, office machinery, or communicate with colleagues, management, and clients, which may involve delivering presentations.

last updated 18 week of 2026

Job Tags

Full time, Work at office

Similar Jobs

NoGigiddy

Content Writer Job at NoGigiddy

 ...existed, and we hire people who actually get it. THE ROLE Words drive traffic and traffic drives everything. As an SEO Content Writer at NoGigiddy, you'll create articles, guides, and landing pages that rank on Google and genuinely help our audience find better... 

EZ Health

Health Coach Job at EZ Health

 ...figure out what to do next. That is what this job is. At EZ Health, we help older adults navigate the healthcare system with less...  ...independently at home. We are growing quickly and hiring many health coaches every week. Why this role stands out This is not a high-... 

P1 Construction, LLC.

Part Time Summer VDC Assistant Job at P1 Construction, LLC.

 ...Part Time Summer VDC Assistant Lenexa, KS Part Time Office - VDC Entry Level Share ( P1 Construction, LLC. is seeking a Part Time VDC Assistant for Summer 2026 in the Lenexa, KS Office. Join our P1 Team! P1 Construction, LLC., has... 

Denstat solutions

Administrative Assistant Job at Denstat solutions

 ..., short-term disability insurance, critical illness insurance, a 401K with immediate vesting, and more. Must be at least 18 years of age and legally authorized to work in the United States on a permanent basis without visa sponsorship. No third party recruiters please.

Cinteot

Cyber Security Engineer Job at Cinteot

 ...Cyber Security Engineer (location: Herndon, VA) TS/SCI with adjudicated CI poly required prior to start Must have DoD 8570/8140 approved certification such as CompTIA Security+, ISC2 CISSP, or equivalent Identify vulnerabilities and provide analysis, guidance,...