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Isse​/Isso - levels - Cleared Polygraph

Job in Fort Meade, Anne Arundel County, Maryland, USA
Listing for: Constellation Technologies, Inc
Full Time position
Listed on 2026-09-30
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection
Salary/Wage Range or Industry Benchmark: 110000 - 180000 USD Yearly USD 110000.00 180000.00 YEAR
Job Description & How to Apply Below
Position: ISSE / ISSO - multiple levels - FULLY CLEARED with POLYGRAPH REQUIRED

Nessus, NMAP, Wireshark

Due to federal contract requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position.

Required Qualifications
  • Must have TS/SCI clearance with active polygraph
  • Must be a US Citizen
  • This position is open to multiple levels of years of experience; two (02) years within the last five (05) years must be directly related to Information Systems Security Engineering / Operations:
  • Level 04 requires a minimum fifteen (15) years of experience
  • Level 03 requires a minimum twelve (12) years of experience
  • Level 02 requires a minimum nine (09) years of experience
  • Level 01 requires a minimum six (06) years of experience
  • Minimum of High School Diploma
  • DoD 8570 compliance with IAT Level I or higher
  • Experience as an ISSO/ISSE with emphasis on Defense-in-Depth principles, network, and enterprise security architecture
  • Experience applying the principles of the NIST 800-53 including the procedures in the Risk Management Framework (RMF)
  • Familiarity with STE/STN requirements
  • Demonstrated knowledge of and experience with several of the following: current security tools; hardware/software security implementation; communication protocols; encryption techniques/tools
  • Experience completing security evaluations of software systems or architectures to ensure they meet security requirements
  • Experience preparing and maintaining SSPs and other security related documentation
  • Experience proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies, preferably on a large software or IT program
  • Demonstrated experience performing day-to-day security operations of large, complicated information and information processing systems
Nice to Have Qualifications
  • DoD 8570 compliance with IASAE Level 2 or 3
  • Information Systems Security Engineering Professional (ISSEP) Certification
  • Computer Information Systems Security Professional (CISSP) Certification
  • Ability to ensure the appropriate operational security posture is maintained for an information system
  • Support continuous monitoring of networks to detect and correct areas of security non-compliance, unmitigated vulnerabilities, and other risks
  • Perform regular audits of information systems
  • Assist the information systems security manager in preparing the information system for periodic reaccreditation
Benefits Package
  • Affordable healthcare options with 80% employer paid premium PLUS a company-funded HSA
  • Dental insurance with 100% employer paid premium
  • Vision with 80% employer paid premium
  • Employer paid Life insurance 100%
  • Employer paid Short-term and Long-term disability 100%
  • Annual training, continued education, and professional memberships reimbursement
  • Unlimited access to Red Hat Enterprise Linux, AWS, and Net App training and accreditation
  • Annual reimbursement for technology i.e. phones, computers, printers, etc.
  • 401(k) with company match up to 5% with 100% immediate vesting (after 90 days of employment)
Environment and Perks
  • Professional development investment and paid time off for training
  • Contract and work locations in Maryland, Virginia, Colorado, Texas, Utah, California, Florida and Hawaii
  • Team building events throughout the year such as Destination Family Events, Holiday Party, Monthly Get‑Togethers
  • Leadership Team engagement and mentorship
  • Performance Recognition Program
  • Complimentary branded apparel

Don’t see a job opening that’s the perfect fit? Apply to our General Position to join our talent pool for consideration for future opportunities.

Know someone else who may be a good fit? Refer them through the CTI External Referral Program and you could receive a one‑time referral bonus of up to $10,000
! Email  for more information.

Constellation Technologies is an Equal…

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