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Senior Information Security System Engineer; ISSE

Job in Silver Spring, Montgomery County, Maryland, 20900, USA
Listing for: Belay Technologies
Full Time position
Listed on 2026-05-12
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Senior Information Security System Engineer (ISSE)

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021!

Belay Technologies is seeking an Information Security System Engineer (ISSE) to join our intel team. The Information Systems Security Engineer shall perform or review technical security assessments of computing environments to identify points of vulnerability, non‑compliance with established Information Assurance (IA) standards and regulations, and recommend mitigation strategies. Validates and verifies system security requirements definitions and analysis and establishes system security designs.

Qualifications
  • TS/SCI Clearance with polygraph (within the past 6 years)
  • Twenty (20) years’ experience as an ISSE on programs and contracts of similar scope, type, and complexity is required
  • Bachelor’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline from an accredited college or university is required
  • DoD 857 compliance with IASAE Level 3 (CISSP-ISSAP or CISSP-ISSEP) is required
  • Both Information Systems Security Engineering Professional (ISSEP) and CISSP Certifications are required
  • A Master’s degree in Computer Science, Information Assurance, Information Security System Engineering, or related discipline may be substituted for two (2) years of experience, reducing the requirement to eighteen (18) years of experience
  • Four (4) years of additional ISSE experience may be substituted for a bachelor’s degree
Responsibilities
  • Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of IA architectures, systems, or system components
  • Participate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of IA architectures, systems, or system components
  • Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments
  • Apply knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments
  • Interact with the customer and other project team members
  • Participate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of IA architectures, systems, or system components
  • Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures
  • Support security planning, assessment, risk analysis, and risk management
  • Identify overall security requirements for the proper handling of Government data
  • Provide security planning, assessment, risk analysis, and risk management
  • Perform system or network designs that encompass multiple enclaves, to include those with differing data protection/classification requirements
  • Recommend system‑level solutions to resolve security requirements
  • Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures
  • Provide expert guidance and work product evaluation to one or more security engineers that support engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environments
  • Advocate and recommend system‑level solutions to resolve security requirements. Monitors and suggests improvement to IA policy
  • Interact with customers, IT staff, and high‑level corporate officers to define and achieve required IA objectives
  • Provide the Government assistance to ensure that the architecture and design of information systems are functional and secure, including program of record systems and special purpose environments with platform IT interconnectivity
Benefits
  • 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday, 11 paid holidays and optional leave up to 6 days through Belay's volunteer program
  • 10% matching in 401(k) contributions vested on day one
  • $5,000 annual training/tuition
  • Student Loan Repayment Program
  • 100% company‑funded HSA
  • Rich medical coverage (100% coinsurance)
  • Dental coverage including orthodontia
  • Up to $420,000 in life insurance, premiums 100% company funded
  • Amazon Prime, gym reimbursement, monthly lunches, games and prizes
  • Pet adoption program, generous referral bonus program, fun events, and more!

Salary Range: $168,000 to $240,000

We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.

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Position Requirements
10+ Years work experience
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