Full-Time

Information Systems Security Engineer

Information Systems Security Engineer

Posted on 1/7/2026

Deadline 1/20/27
TekSynap

TekSynap

501-1,000 employees

Government IT services and information management

No salary listed

Chantilly, VA, USA

Hybrid

Chantilly, VA hybrid role with up to 20% travel; occasional NCR involvement.

Category
IT & Security (1)
Requirements
  • Active TS/SCI
  • 8-10 years proven track record of progressively responsible information assurance experience in ICD 503 certification and accreditation
  • Possesses one of the following active certifications: CompTIA Security+; CISCO CCNA; CISCO CCNP; SCOR; SISE; CISSP; CND v3
  • Must maintain required technical and security training relative to cybersecurity duties, in accordance with DoD instruction 8510.01, Risk Management Framework for DoD Systems, NIST Special Publication 800-53, Recommended Security Controls for Federal Information Systems and Organizations and DoD Directive 8570.01-M, IA Workforce Improvement Program
  • Must have certifications and/or comprehensive hands-on technical experience in the technology area(s) of their assigned system(s)
  • Familiarization with NIST Special Publication 800-37 Revision 1, Guide for Applying the Risk Management Framework to Federal Information Systems, CNSSI 1253, and NIST SP 800-53 Revisions 3 and 4, SP800-39, SP 800-30
  • Demonstrated experience in transitioning applications to IC Information Technology Environment (ITE) and in-depth knowledge of IC ITE services
Responsibilities
  • Support Engineering and Operations network solutions and strategic adherence to all aspects of the Information Assurance (IA) program as stipulated by various U.S. Government requirements including (but not limited to): Director of Central Intelligence Directives (DCID), IC Directive (ICD) 503 and associated NIST publications
  • Preparation of Assessment and Authorization (A&A) documents and procedures
  • Interface with other IA team members, other security disciplines (industrial security, physical security, special programs security, etc.), program personnel, and Government security representatives
  • Serve as a principal advisor to the Government and service lane leads on all matters, technical and otherwise, involving the security of an Information System including, but not limited to, accreditation status, emerging threats, current security posture, ongoing activities, and Plan of Action and Milestones (POA&Ms)
  • Adheres to SDA Risk Management Framework (RMF) standards for the performance of the ISSO role, the recommendations comply with the Federal Information Security Modernization Act (FISMA), and in accordance with NIST SP 800-37
  • Maintains the information system assessment and authorization record within the agency’s authoritative system repository, to include but not limited to, the system security POA&M documents.
  • Updates XACTA during the lifecycle of the system including updating network diagrams, vulnerability scans, STIG checklists, hardware/software lists, and SCRM certificates.
  • Maintains responsibility for the day-to-day security operations of the system ensuring the network, system, application, or service is operated, maintained, and disposed of in accordance with SDA security policies and procedures outlined in the security authorization package.
  • Ensures approved operational systems obtain and retain Approval to Operate (ATO).
  • Develops POA&M for identified vulnerabilities and ensure compliance through updates as well as developing waivers, exceptions, and risk acceptance documents for information system vulnerabilities.
  • Coordinates with engineering ISSE and system SMEs to obtain approval via SDA’s RMF process.
  • Conduct reviews of the network, system, application and/or service in accordance with the periodicities set within the Monitoring Strategy of the Security Authorization Package Review and update approved ATO as required or requested in conjunction of auditors, cyber security & Information System Security Engineers.
  • Coordinates required system changes due to security notifications, baseline changes and/or elements required to retain ATO.

TekSynap delivers information management and IT services for Federal, state, and local government customers. It helps agencies plan, implement, and manage information technology environments that support rapid technological change, focusing on scalable data management, systems integration, and agile delivery. Its approach blends the structure and process of large organizations with the flexibility and cost efficiency of smaller teams to meet government requirements. The company's differentiator is its founders’ deep government experience and track record across major deployments (e.g., Department of Veterans Affairs), which informs a pragmatic, customer-focused delivery model. TekSynap’s goal is to help government clients move quickly and effectively using the right information technology to support their mission while balancing performance and cost.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Reston, Virginia

Founded

2008

Simplify Jobs

Simplify's Take

What believers are saying

  • Secured $11.9B DLA J6 IDIQ prime from 2024 to 2034.
  • Acquired JBA to strengthen FBI mission support.
  • Ocient partnership advances hyperscale analytics for DoD.

What critics are saying

  • 8(a) graduation in 2026 ends set-asides; General Dynamics undercuts bids.
  • Tyto Athene recaptures Army contracts using McDowell's $4B pipeline.
  • DLA shifts J6 task orders to JETS 2.0 rivals, cuts access 40-60%.

What makes TekSynap unique

  • TekSynap combines large-firm infrastructure with agile cost-effective delivery.
  • Founders' decade-long experience spans VA nationwide deployments and $100M sectors.
  • 91% employee satisfaction exceeds typical U.S. firms by 34 points.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

401(k) Retirement Plan

401(k) Company Match

Paid Vacation

Paid Holidays

Company News

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