Information System Security Engineer - ISSE - Contingent

ARETUM is actively seeking an Information System Security Engineer (ISSE) - Contingent to join our esteemed team. As an ISSE, you will play a pivotal role in ensuring the security of our clients' information systems. This position is ideal for a detail-oriented professional who thrives in a fast-paced environment and is committed to safeguarding data and critical assets.

At ARETUM, we provide dynamic solutions in areas such as Cyber Security, Engineering Services, and IT Systems, aiming to empower our Federal clients with the most effective and secure technologies available. This is a contingent position, pending the successful award of the associated contract and the necessary security clearance verification.

This is a contingent position, meaning employment is dependent upon the successful award of the associated contract to Aretum and completion of any required background investigation or security clearance verification. 

Responsibilities

• Design, implement, and maintain security systems and protocols to protect sensitive information and infrastructures.
• Conduct security assessments, vulnerability analyses, and audits to identify and mitigate risks across information systems.
• Develop and maintain security documentation, including System Security Plans (SSPs), security requirements, and risk management assessments.
• Oversee the integration of security within the systems development lifecycle (SDLC) and collaborate with various teams to ensure compliance.
• Respond to security incidents and perform detailed investigations and root cause analysis.
• Implement and maintain continuous monitoring strategies to ensure compliance with federal regulations and standards.
• Provide technical expertise in areas such as firewalls, intrusion detection systems, and encryption technologies.
• Keep abreast of the latest security trends, technologies, and regulatory changes to advise on and implement relevant best practices.
• Prepare and deliver technical reports and security status updates to management and stakeholders.

• A minimum of 5 years of experience in information security engineering or a related field.
• Active DOD Secret Clearance or higher.
• Proficient knowledge of security frameworks and guidelines such as NIST, RMF, and FISMA.
• Hands-on experience with security engineering principles and associated tools.
• Strong understanding of network, application, and database security practices.
• Excellent problem-solving skills and the ability to assess complex security scenarios.
• Strong interpersonal and communication skills for effective collaboration with technical and non-technical audiences.
• Relevant industry certifications such as Security+, CISSP, or CEH are preferred.

Work Environment & Physical Requirements

This is a remote/work-from-home position. The employee is expected to maintain a professional and distraction-free home office environment with reliable internet access and the ability to participate in video and audio calls during standard working hours. Standard office equipment such as a computer, phone, and webcam will be used regularly. 

Travel Requirement

This is a remote position; however, occasional travel may be required based on project needs, client meetings, team collaboration events, or training sessions. Travel is expected to be less than 10% and will be communicated in advance whenever possible. 

EEO & Pay Transparency Statement

Aretum is committed to fostering a workplace rooted in excellence, integrity, and equal opportunity for all. We adhere to merit-based hiring practices, ensuring that all employment decisions are made based on qualifications, skills, and ability to perform the job, without preference or consideration of factors unrelated to job performance.

As an Equal Opportunity Employer, Aretum complies with all applicable federal, state, and local employment laws.

We are proud to support our nation’s veterans and military families, providing career opportunities that honor their service and experience.

If you require a reasonable accommodation during the hiring process due to a disability, please contact our Talent Acquisition team for assistance.



In compliance with Executive Order 13665, Aretum will not discharge or otherwise discriminate against employees or applicants for inquiring about, discussing, or disclosing their own pay or that of another employee or applicant.

U.S. Work Authorization

Applicants must be U.S. citizens and currently authorized to work in the United States on a full-time basis. This position supports a federal government contract and requires Active Secret Clearance or higher.

• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (401k, IRA)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Family Leave (Maternity, Paternity)
• Short Term & Long Term Disability
• Training & Development