406 - Senior Information Systems Security Officer

ARSIEM • Fort Meade, MD • 1h ago

About ARSIEM Corporation

At ARSIEM Corporation we are committed to fostering a proven and trusted partnership with our government clients. We provide support to multiple agencies across the United States Government. ARSIEM has an experienced workforce of qualified professionals committed to providing the best possible support.

As demand increases, ARSIEM continues to provide reliable and cutting-edge technical solutions at the best value to our clients. That means a career packed with opportunities to grow and the ability to have an impact on every client you work with.

ARSIEM is looking for a Senior Information Systems Security Officer to lead the risk management, compliance, and ongoing security authorization of critical systems to ensure they meet strict government and industry cybersecurity standards. This position will support one of our government clients in Fort Meade, 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

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

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.

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