About this role

ARSIEM is looking for a self-starting, motivated individual to be the Lead Information System Security Officer supporting the Joint Activities Integration Division with maintaining compliance and strengthening the security posture of critical mission systems and their System Security Plans (SSPs) via the Risk Management Framework. This position will support one of our government clients in Laurel, MD.

Responsibilities

- 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

- Follow consistent security processes and play a role in the information systems continuous monitory program

- Perform regular audits of information systems

- Assist the information systems security manager in preparing the information system for periodic reaccreditation

Minimum Qualifications

- Bachelor's degree plus 8-years of relevant experience or Master's degree plus 6-years of relevant experience.

- An Associate's degree or 18 semesters hours of military coursework/training in a computer-related field plus 10-years of relevant experience or high school diploma/GED plus 12-years of relevant experience may be considered.

- Information Assurance Manager (IAM) Tier 1 certification.

Preferred Qualifications

- 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

- Excellent written and oral communication skills

Clearance Requirement: This position requires an active TS/SCI with a polygraph. You must be a U.S. citizen for consideration.

Candidate Referral: Do you know someone who would be GREAT at this role? If you do, ARSIEM has a way for you to earn a bonus through our referral program for persons presenting NEW (not in our resume database) candidates who are successfully placed on one of our projects. The bonus for this position is $5,000, and the referrer is eligible to receive the sum for any applicant we can place within 12 months of referral. The bonus is paid after the referred employee reaches six months of employment.

ARSIEM is proud to be an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other federally protected class.

The ARSIEM pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other laws.

Benefits:
For an overview of our benefits, please visit our benefits tab.
https://www.arsiem.com/careers/

Original Posting Date:
2026-08-28