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Isse Jobs (NOW HIRING)

Watershed Security

ISSE

Jacksonville, FL · On-site

$95K - $114K/yr

The ISSE will serve as the primary cybersecurity advisor to the systems team, analyzing the current environment (Windows, Citrix, DVR/Cameras) for compliance, addressing End-of-Life (EOL) software ...

Bowhead

ISSE

Corona, CA · On-site

$110K - $120K/yr

Overview Bowhead seeks an ISSE to join our team on the Corona IT program. Candidate will be required to understand and document systems design and implementation that encompass multiple enclaves, to ...

Nastech Global

ISSE Security Specialist

Arlington, VA · On-site

ISSE Security Specialist Location: Arlington, VA (onsite 5 days per week) Duration: Contract to Hire W2 Citizenship: US Citizen with active Secret Clearance "seeking someone whose main job is ...

Momentum Engineering, Inc.

ME00619-ISSE 2

Annapolis, MD · On-site

$130K - $180K/yr

Seeking an experienced Information Systems Security Engineer (ISSE) to support mission-critical Department of Defense (DoD) and Intelligence Community (IC) programs * The successful candidate will ...

Leidos

Cybersecurity ISSE

Beavercreek, OH · On-site

The ISSE will work closely with system owners, software engineers, hardware engineers, network engineers, test teams, ISSMs, and program leadership to ensure cybersecurity requirements are engineered ...

Leidos

Cybersecurity ISSE

Beavercreek, OH · On-site

$87K - $157K/yr

The ISSE will work closely with system owners, software engineers, hardware engineers, network engineers, test teams, ISSMs, and program leadership to ensure cybersecurity requirements are engineered ...

Leidos

Cybersecurity ISSE

Beavercreek, OH · On-site

The ISSE will work closely with system owners, software engineers, hardware engineers, network engineers, test teams, ISSMs, and program leadership to ensure cybersecurity requirements are engineered ...

Data Intelligence LLC

ISSE

Philadelphia, PA · On-site

Data Intelligence, LLC (DI) is searching for a full time Information Systems Security Engineer (ISSE) to support its NSWC-PD Naval Nuclear Propulsion Program effort. This position is fully on-site ...

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How much do isse jobs pay per year?

As of Aug 19, 2026, the average yearly pay for isse in the United States is $126,833.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,000.00 and $145,000.00 per year, depending on experience, location, and employer.

What is an ISSE?

An Information Systems Security Engineer (ISSE) is responsible for designing, developing, and implementing security solutions to protect an organization's IT infrastructure. They play a critical role in ensuring compliance with security policies, risk management frameworks, and industry standards. ISSEs often collaborate with cybersecurity teams, system administrators, and network engineers to assess vulnerabilities and implement security controls. Their work involves security architecture design, documentation, and recommending mitigation strategies to safeguard sensitive data and systems.

What are the key skills and qualifications needed to thrive as an ISSE?

To thrive as an Information Systems Security Engineer (ISSE), you need a solid understanding of cybersecurity principles, risk management, and network architecture, often backed by a bachelor's degree in computer science or a related field. Expertise in tools such as Security Information and Event Management (SIEM) platforms, vulnerability scanners, and certifications like CISSP or Security+ are commonly required. Strong analytical thinking, attention to detail, and effective communication help ISSEs collaborate with cross-functional teams and interpret complex security requirements. These skills are critical to ensuring the protection of organizational data and compliance with security standards.

What are the primary challenges faced by ISSEs in their daily work?

ISSEs often contend with rapidly evolving cyber threats, requiring them to stay updated on the latest security technologies and attack vectors. They also must balance implementing strong security measures while ensuring that organizational operations remain efficient and user-friendly. Coordinating with multiple departments to enforce security policies can be challenging, as it involves negotiation and clear communication across technical and non-technical teams. Despite these challenges, the role offers the opportunity to make a significant impact on an organization's overall security posture and to continually develop highly valuable and in-demand skills.

How much does an information systems security engineer make?

An information systems security engineer typically earns a median annual salary of around $100,000 to $130,000, depending on experience, certifications, and location. Senior roles or those with specialized skills in cybersecurity tools and protocols can earn higher salaries, often exceeding $150,000 annually.

What does an ISSE do?

An Information Systems Security Engineer (ISSE) designs, implements, and manages security measures to protect an organization's information systems. They analyze security risks, develop security policies, and use tools like firewalls and intrusion detection systems to safeguard data and infrastructure. Certification such as CISSP is often preferred for this role.
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ISSE jobs near you
Infographic showing various Isse job openings in the United States as of August 2026, with employment types broken down into 93% Full Time, 3% Part Time, and 4% Contract. Highlights an 91% Physical, 5% Hybrid, and 4% Remote job distribution, with an average salary of $126,833 per year, or $61 per hour.

ISSE

Watershed Security

Jacksonville, FL • On-site

$95K - $114K/yr

Full-time

Medical, Dental, Retirement, PTO

Re-posted 4 days ago

Job description

JOB DESCRIPTION
Watershed Security, is a Veteran Owned Small Business with over 20 years' Cybersecurity and Government Contracting experience. Watershed is looking for an Information System Security Engineer (ISSE) for a six-month task in Jacksonville, FL, to coordinate the Assessment & Authorization (A&A) lifecycle for a PSS alarm monitoring system. The primary objective of this role is to drive the Risk Management Framework (RMF) re-authorization effort utilizing NIST SP 800-53 Rev 5 controls to secure an Authority to Operate (ATO). The ISSE will serve as the primary cybersecurity advisor to the systems team, analyzing the current environment (Windows, Citrix, DVR/Cameras) for compliance, addressing End-of-Life (EOL) software risks, and engineering security mitigations; onsite in Jacksonville, FL.
REQUIRED QUALIFICATIONS Key Responsibilities
  • RMF Re-Authorization Leadership: Lead the development, analysis, and submission of the Authority to Operate (ATO) package via Navy eMASS in accordance with the Risk Management Framework (RMF).
  • NIST SP 800-53 Rev 5 Alignment: Select, tailor, and validate system security controls specifically mapping to the updated NIST SP 800-53 Rev 5 framework.
  • Vulnerability & EOL Assessment: Utilize Assured Compliance Assessment Solution (ACAS) and DISA STIG Viewer to scan and evaluate the security posture of Windows domain controllers, Citrix servers, and camera systems.
  • Risk Mitigation Planning: Perform cyber-engineering analysis on End-of-Life (EOL) software components, recommending compensating controls or remediation pathways to the technical lead.
  • Configuration & Change Advisory: Advise the systems engineering team on how proposed software updates and configuration changes will affect system accreditation and compliance.
  • Artifact Generation: Develop and maintain critical cybersecurity artifacts, including the System Security Plan (SSP), Risk Assessment Report (RAR), and Plan of Action and Milestones (POA&M).
Qualifications
  • Experience: 7+ years of practical experience in Cybersecurity Engineering, Assessment & Authorization (A&A), and RMF package development.
  • Framework Mastery: Direct, expert working knowledge of the RMF process and specific experience implementing NIST SP 800-53 Rev 5 control sets.
  • Tooling Experience: Proficiency with cybersecurity assessment tools, specifically DISA eMASS and ACAS (Tenable Nessus).
  • Technical Environment Knowledge: Understanding of cybersecurity risks associated with Windows Active Directory, Citrix virtualization environments, and IoT/OT physical security equipment (cameras/DVRs).
  • Clearance: Must be a U.S. Citizen possessing an active DoD Secret security clearance.
  • Education: Bachelor's degree in technical discipline or equivalent practical experience.

PAY RANGE
Final salary is influenced by factors such as location, contract labor categories, experience, sk
ills, education, and certifications. Watershed offers competitive compensation, medical and dental benefits, educational reimbursement, 401K plans with matching, 15 days of PTO to start and 11 paid holidays per year. The proposed salary range for this position is: $95,000.00 - $114,000.00 USD.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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