Systems Administrator (Tier 2 Level 2) - TS/SCI Clearance With Full Scope Polygraph Required

J T; Annapolis (MD); On-site; USD 94,000 - 113,000; Full time

Benefits offered by this job

Healthcare options

Dental & Vision insurance

401(k) plan with matching

Paid holidays and PTO

Paid parental leave

Tuition reimbursement

Job summary

J T in Annapolis Junction, MD is seeking a Tier 2 Level 2 Systems Administrator to maintain health, security, and performance of server infrastructure and core applications in a secure environment. The role emphasizes advanced technical support, patch management, and strict security controls within a cross-functional IT team.

Responsibilities include system administration, configuration, security compliance, monitoring, and collaboration with other teams.

Qualifications

• Active TS/SCI security clearance with a current Polygraph is strictly required.
• 15+ years of IT/systems administration experience OR a Bachelor’s degree with 10+ years of relevant experience.
• At least one IAT Level 1 compliant certification (e.g., A+ CE, Network+ CE).
• Experience administering Windows and Linux servers; strong security/tools knowledge.

Responsibilities

• Monitor, manage, and maintain enterprise servers, OS, and core applications.
• Apply patches and configuration changes per change management.
• Provide Tier 2 support for escalated issues; diagnose complex incidents.
• Install, configure, deploy systems; assist with upgrades and data migrations.
• Ensure compliance with security policies and standards; support audits.
• Prepare routine system health and performance reports for leadership.
• Collaborate with network, security, and help desk teams to improve IT processes.

Skills

Clearance TS/SCI with Polygraph

System administration

Monitoring & performance tuning

Patch management

Documentation

Education

High School Diploma / GED with 15+ years of IT experience

Bachelor’s Degree in IT/CS or related field with 10+ years experience

Tools

CompTIA A+ CE

CompTIA Network+ CE

Job description

Security Clearance: Active TS/SCI with Polygraph Required

Salary Range: $94,000 – $113,000 (commensurate with experience, education, and skills)

Position Overview

Location: Annapolis Junction, MD

Position Type: Full-Time

Shift: Wednesday – Sunday, 10:00 PM – 6:00 AM (Training: Monday – Friday, 6:00 AM – 2:00 PM)

Security Clearance: Active TS/SCI with Polygraph Required

Salary Range: $94,000 – $113,000 (commensurate with experience, education, and skills)

We are seeking a Tier 2 Level 2 Systems Administrator to join our team in Annapolis Junction, MD. This role is responsible for maintaining the health, security, and performance of server infrastructure, operating systems, and core applications across a secure enterprise environment.

The ideal candidate will provide advanced technical support for escalated issues, execute patch management and system configurations, maintain strict security controls, and collaborate on cross-functional IT projects.

Key Responsibilities

System Administration & Maintenance

• Monitor, manage, and maintain enterprise servers, operating systems, and key business applications.
• Apply patches, updates, and configuration changes in accordance with established change management procedures.
• Perform routine system health checks, capacity planning, and performance tuning.

User Support & Troubleshooting

• Provide advanced (Tier 2) technical support for escalated issues from help desk/Tier 1 teams.
• Diagnose and resolve complex system, application, and network-related incidents.
• Manage user accounts, permissions, and access controls following principle-of-least-privilege guidelines.

Implementation & Configuration

• Install, configure, and deploy new systems, hardware, applications, and management tools.
• Assist with system upgrades, data migrations, and tool integrations.
• Create and maintain comprehensive documentation for system configurations, operational procedures, and IT standards.

Security & Compliance

• Ensure all systems adhere to organizational security policies and federal compliance standards.
• Implement and monitor security controls, including antivirus, endpoint protection, firewalls, and access management solutions.
• Participate in system audits, risk assessments, and vulnerability remediation activities.

Monitoring & Reporting

• Use enterprise monitoring tools to track system performance, availability, and storage capacity.
• Respond to automated alerts, incidents, and system outages; conduct root cause analysis and perform corrective actions.
• Prepare routine reports on system health, open incidents, and infrastructure improvements for leadership.

Collaboration & Process Improvement

• Partner with network, security, application, and help desk teams on cross-functional initiatives.
• Contribute to the continuous improvement of IT standards, workflows, and technical documentation.
• Provide input on technology selections and system architecture design.

Required Qualifications & Skills

• Clearance: Active TS/SCI security clearance with a current Polygraph is strictly required.
• Education & Experience:
  • High School Diploma / GED with 15+ years of relevant IT/systems administration experience; OR
  • Bachelor’s Degree in IT, Computer Science, or related field with 10+ years of relevant experience.
• Certifications (Must hold at least one IAT Level 1 compliant certification):
  • CompTIA A+ CE
  • CompTIA Network+ CE
• Technical proficiencies:
  • Server & OS Administration (Windows / Linux)
  • Hardware installation, maintenance, and troubleshooting
  • Remote Desktop & Remote Assistance tools
  • Security tools (endpoint protection, firewalls, access management)

Compensation & Benefits

• Salary Range: $94,000 – $113,000 per year (final compensation depends on experience, skills, and contractual guidelines).
• Comprehensive Healthcare: Medical, Dental, and Vision insurance options.
• Financial Protection: Basic Life Insurance and Short/Long-Term Disability Insurance.
• Time Off: Paid Holidays, Paid Time Off (PTO), and Paid Parental Leave.
• Retirement: 401(k) plan with company matching contributions.
• Professional Growth: Tuition reimbursement and continuing education support.