Systems Administrator
Clear Align
Full-time
Nashua, NH
Job description
Systems Administrator
Mission of the Role
This role exists to ensure Clear Align’s secure, compliant, and high-availability IT infrastructure can support mission-critical operations for the U.S. Department of Defense and other strategic customers. You will protect Controlled Unclassified Information (CUI), maintain systems that enable seamless internal operations, and directly support Clear Align’s commitment to delivering clarity, precision, and decisive action across defense and aerospace programs.
In Your First Year You Will (What Success Looks Like)
Within 90 Days – Foundations & Compliance Readiness
- Gain full proficiency in Clear Align’s IT environment, Active Directory structure, virtualization systems, and cybersecurity toolsets.
- Complete onboarding for NIST SP 800-171, CMMC Level 2, ITAR, DFARS 252.204-7012, and RMF documentation practices.
- Assume ownership of routine system monitoring, patching, and log review processes with zero overdue vulnerabilities.
Within 6 Months – Infrastructure Stability & Cybersecurity Execution
- Implement prioritized NIST 800-171 and CMMC Level 2 technical controls, ensuring measurable progress in SSP and POA&M remediation.
- Strengthen hardening of Windows Server, Linux, virtualization, and network appliances in collaboration with the cybersecurity team.
- Ensure secure configuration and policy enforcement across Active Directory, MFA, VPN, and endpoint protection platforms.
- Maintain ≥ 99% uptime of core infrastructure systems with documented maintenance windows and no unplanned outages.
Within 12 Months – Operational Excellence & Audit Preparedness
- Support technical preparation for government cybersecurity assessments (DIBCAC, C3PAO), including evidence gathering, control validation, and IT system documentation.
- Reduce vulnerability findings (e.g., Tenable/Qualys scanning) by ≥ 30% through systematic remediation and patch management.
- Deliver a fully updated suite of runbooks, network diagrams, configuration records, and change-control documentation aligned with DFARS and RMF expectations.
- Improve system performance and security logging visibility by optimizing SIEM alerting and security tool integrations.
How You Know You Are Winning
- Clear Align’s IT systems remain stable, secure, and audit-ready at all times.
- Vulnerability scores trend downward quarter over quarter.
- Security controls for CUI are consistently implemented and validated.
- Internal teams and assessors rely on you for accurate documentation and technical clarity.
- Infrastructure uptime and performance meet or exceed operational targets.
Who You Are (Core Strengths & Competencies)
- Deep ownership of cybersecurity, precision, and compliance
- Strong problem-solving instincts and proactive issue resolution
- High accountability and follow-through in a regulated environment
- Curiosity, adaptability, and continuous improvement mindset
- Commitment to protecting national security interests through secure systems
Qualifications (Directly Supporting Role Outcomes)
- 5+ years of hands-on Systems Administration (Windows Server, Linux, Active Directory).
- Experience applying or implementing NIST 800-171 or CMMC Level 2 technical controls.
- Proficiency with virtualization (VMware or Hyper-V), DNS/DHCP, Group Policy, system patching, and OS hardening.
- Familiarity with DFARS 252.204-7012, ITAR handling, and secure CUI environments.
- Experience with SIEM, endpoint protection, vulnerability scanning, MFA, and VPN solutions.
- Ability to maintain documentation, SSP updates, POA&Ms, diagrams, and change records to audit standards.
Preferred Extras
- Certifications: Security+, CySA+, CISSP, CASP+, MCSA, AZ-104, RHCSA.
- Experience supporting RMF documentation with ISSM/ISSO teams.
- Experience preparing for DIBCAC or C3PAO assessments.
Why Clear Align
At Clear Align, our mission is to deliver absolute clarity in missions where every decision counts. Our IT and cybersecurity teams play a critical role in enabling that mission by protecting sensitive information, ensuring reliable systems, and empowering our employees to serve defense and aerospace customers with precision and confidence.
Clear Align is an Equal Opportunity Employer committed to diversity, inclusion, and professional growth.
Job Type: Full-time
Pay: $75,000.00 - $85,000.00 per year
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Employee assistance program
- Employee discount
- Flexible schedule
- Flexible spending account
- Health insurance
- Health savings account
- Life insurance
- Paid time off
- Parental leave
- Vision insurance
Experience:
- System Administration: 5 years (Required)
Work Location: In person