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Cybersecurity Systems Engineer, ISSO, TS​/SCI ScopePolygraph Security Cle

Job in Hagerstown, Washington County, Maryland, 21749, USA
Listing for: Parallel Partners
Full Time position
Listed on 2026-07-02
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security, Systems Engineer
Salary/Wage Range or Industry Benchmark: 150000 - 190000 USD Yearly USD 150000.00 190000.00 YEAR
Job Description & How to Apply Below
Position: Cybersecurity Systems Engineer, ISSO, with an active TS/SCI with a Full Scope Polygraph Security Cle

Cybersecurity Systems Engineer, ISSO

Location:

Annapolis Junction, MD. 100% Onsite. This role requires an active TS/SCI security clearance with Full Scope Polygraph and a DoD 8570 IAT Level 1 or higher. Candidates must have a bachelor’s degree in an engineering or computer science discipline, or equivalent experience.

Responsibilities
  • Serve as the Information Systems Security Approval Authority for systems under your control.
  • Provide technical and compliance support for the organization’s Information Assurance (IA) program.
  • Plan, coordinate, and enforce IT security programs across various systems and projects.
  • Maintaining the operational security posture for mission‑critical information systems.
  • Developing and enforcing information system security policies, standards, and methodologies.
  • Supporting day‑to‑day security operations, including system monitoring and incident response.
  • Conducting vulnerability and risk assessments to support system certification and accreditation (C&A).
  • Evaluating security solutions to ensure they meet requirements for handling classified data.
  • Managing system configuration, changes, and security impact assessments.
  • Preparing and reviewing key documentation including System Security Plans (SSPs), Risk Assessment – Reports, Certification & Accreditation (C&A) Packages, and System Requirements Traceability Matrices (SRTMs).
Qualifications
  • Must have an active TS/SCI Full Scope Polygraph security clearance.
  • DoD 8570 IAT Level 1 or higher required.
  • Possession of a DoD 8570 IAM Level 1 or higher certification is required and will be verified as part of the interview or offer process.
  • Candidates need a Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university.
  • Five years of additional Systems Engineering experience may be substituted for a bachelor’s degree.
  • Ten years of experience as an Information Systems Security Officer (ISSO) on programs and contracts of similar scope, type, and complexity is required.
  • Experience to include at least one of the following areas:
    Knowledge of current security tools, hardware/software security implementation, communication protocols, and encryption techniques/tools.
Benefits

Benefits include medical insurance, retirement plan, PTO, etc.

Compensation: USD 150,000 – USD 190,000 per year.

All your information will be kept confidential according to EEO guidelines.

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