Information Systems Security Manager with Security Clearance

Career Opportunities with JANUS Research Group A great place to work. Careers At JANUS Research Group Are you ready for new challenges and new opportunities? Join our team! Current job opportunities are posted here as they become available. Back To Openings Information Systems Security Manager Department:
Corp Office:
Lexington, MA START YOUR APPLICATION Candidates must have an active Secret clearance and verify, before applying, that you meet the minimum requirements of the position. Target salary range: $150k - $170k. The estimate displayed represents the typical salary range for this position based on experience and other factors.

Information Systems Security Manager Department: Information Management Clearance Requirement: Secret Reports To: Chief Information Officer Position Summary The ISSM owns the security posture of JANUS corporate and CUI systems. You keep us compliant with RMF, NIST SP 800-53, NIST SP 800-171, and CMMC Level 2. You also bring hands-on technical depth across Microsoft 365, AWS, Windows, Linux, and Active Directory. This is a hybrid role that combines cybersecurity compliance oversight with system security and user training coordination. The Cybersecurity Compliance Administrator will work closely with DCSA, the Facility Security Officer (FSO), external MSP, MSSP, service providers, and organizational leadership to ensure corporate systems remain secure and compliant.

Key Responsibilities

• Maintain and update cybersecurity documentation, including SSPs, POA&Ms, policies, procedures, and user access records.
• Implement and monitor security controls for NIST SP 800-171, NIST SP 800-53, and CMMC Level 2. Run continuous monitoring, collect evidence, and report risk to leadership.
• Monitor and analyze Microsoft 365, including GCC High: Exchange Online, Teams, SharePoint, and Entra ID. Review Conditional Access, MFA, privileged roles, and Defender, Purview, and Intune findings.
• Lead preparation for CMMC assessments, DCSA reviews, and audits. Work with DCSA, the FSO, service providers, and leadership.
• Contribute to security audits, assessments, and continuous monitoring processes.
• Coordinate and deliver end-user cybersecurity and IT training (e.g., phishing awareness, acceptable use).
• Support onboarding/offboarding and system access management.
• Assist with patch management, system hardening, and endpoint configurations.
• Own the secure development program. Run SAST, DAST, and dependency scanning tools (such as Snyk, SonarQube, OWASP ZAP, or Burp Suite) in CI/CD pipelines, and triage findings with developers.
• Assess AWS security (commercial and GovCloud): IAM, Security Hub, GuardDuty, CloudTrail, and AWS Config. Confirm that cloud services meet FedRAMP Moderate (or equivalent) before they hold CUI.
• Assess Windows and Active Directory security: STIG and CIS baselines, Group Policy, privileged groups, tiered administration, service accounts, LAPS, BitLocker, and application control. Monitor for identity attacks.
• Assess Linux security (RHEL and similar): STIG and CIS hardening, such as FIPS, LUKS, application and privilege access control, and logging (auditd). Run and review SCAP scans and remediating when necessary. Required Qualifications
• U.S. Citizenship and ability to obtain or maintain a DoD Security Clearance
• 3+ years of experience in IT systems, cybersecurity, or compliance support
• Knowledge of NIST SP 800-171, CMMC Level 2, and RMF standards
• Prior interaction with DCSA and knowledge of FSO/ISSM support requirements
• Microsoft 365 administration experience (Entra ID, Teams, SharePoint, Exchange)
• Security+ or equivalent IAM Level I certification (per DoD 8570)
• Excellent communication, documentation, and organizational skills

Preferred Qualifications

• IAM Level II Certification (CISSP, CISM, CCNA Sec, etc.)
• Experience supporting DoD contractors or working in a cleared facility environment
• Experience with virtualization technologies like VMWare vSphere, Hyper-V, and KVM/QEMU
• Experience with containerized compute solutions like Docker, Podman, and Kubernetes
• Familiarity with Microsoft Intune, Defender, and compliance features
• Experience developing or managing cybersecurity training programs
• Experience supporting developers using Python and C for development, and Terraform and Ansible for deployment JANUS strives to provide opportunities for career growth through training and development.

We also offer an attractive comprehensive benefit package to include health and welfare plans and financial products. As part of a total rewards program, employees can benefit from our referral bonus program, and other various employee awards. JANUS Research Group takes pride in our benefit package and rewards program which has earned us the certification of a Great Place to Work™ JANUS Research Group provides reasonable accommodation so that qualified applicants with a disability may participate in the selection process.

Please advise us of any accommodations you request to express interest in a position by e-mailing: Judy Pagac, Chief Human Resources Officer at or calling (706) 364-9100. Please state your request for assistance in your message. Only reasonable accommodation requests related to applying for a specific position within JANUS Research Group will be reviewed at the e-mail address and phone number supplied. Thank you for considering a career with JANUS Research Group. JANUS Research Group participates in the Electronic Employment Verification Program.

Please click the E-Verify link below for more information. E-Verify JANUS Research Group is an equal opportunity/ affirmative action employer. It is company policy to provide equal opportunity in all areas of employment practice without regard to race, color, religion, sex, sexual orientation, national origin, age, marital status, veteran status, citizenship, or disability. This contractor and subcontractor shall abide by the requirements of 41 CFR 60-1.4(a), 60-300.5(a) and 60-741.5(a).

These regulations prohibit discrimination against qualified individuals based on their status as protected veterans or individuals with disabilities and prohibit discrimination against all individuals based on their race, color, religion, sex, or national origin. Moreover, these regulations require that covered prime contractors and subcontractors take affirmative action to employ and advance in employment qualified individuals without regard to race, color, religion, sex, national origin, protected veteran status or disability.

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