Senior System Administrator - TS/SCI + Poly | Secure Network

Momentum Engineering; Corridor North (MD); On-site; USD 150,000 - 205,000; Full time

Benefits offered by this job

11 paid holidays

PTO

Group medical plan

Dental

Vision

Life insurance

STD/LTD plans

Job summary

Momentum Engineering, Inc. seeks a Mid-Senior System Administrator to maintain a large, complex network environment with distributed systems, including air-gapped domains.

You will install, configure, and support servers and applications, ensuring security, uptime, and compliance. This exempt hourly position offers 11 paid holidays, minimum 3 weeks PTO, and comprehensive benefits including group medical, dental, vision, life insurance, and STD/LTD plans.

Qualifications

• Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph
• Must have at least 8 years of relevant experience
• Experience as a systems administrator supporting end users and technical staff
• Proficiency with Windows Server 2012R2, 2016, 2019, and Active Directory
• Experience with Linux and Microsoft-based servers and workstations
• Experience with Windows 2019
• Experience with OS/Application Hardening (DISA, Best Practices, High Assurance)
• Experience with software/hardware deployment, patches, OSs, and backup/restore
• Familiarity with SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus
• Experience with Red Hat 7/8 and VMware
• Experience with Apache Tomcat, IIS, and/or SQL Server
• Experience documenting for security accreditation and certification
• Strong understanding of advanced security protocols and standards
• Experience with Network Security Technologies (Multiple Domain, PKI, SSP, Vulnerability Assessment)
• Experience with High Assurance platforms and integration testing
• Experience with Client and Server virtualization
• Ability to lift up to 50 lbs
• Experience with disk arrays, PowerShell/PowerCLI, KVMs
• Knowledge of PKI systems using HSMs and NTP synchronization
• Experience optimizing system operations
• Knowledge of information security principles
• Familiarity with Windows/Linux, VMware, Networking gear
• Willingness to travel occasionally

Responsibilities

• Install and administer systems, applications, and processes and resolve issues promptly
• Ensure server and desktop configurations are optimized and running continuously
• Perform security management and application performance optimization
• Administration of a system with web-based information storage/sharing
• Create and maintain complex server enclaves, patching, cert renewals, vulnerability assessments, and AD configurations
• Identify and fix hardware/software issues
• Respond to system administration, operations, and maintenance problems
• Document complex server/network environments for incident resolution
• Communicate with users and support personnel about outages and upgrades
• Coordinate with management on resolution options

Education

Bachelor's Degree in System Engineering/Computer Science/Information Systems

Master's Degree in a related field

Tools

Windows Server

Active Directory

Linux

VMware

SQL Server

Red Hat 7/8

SALT

Ansible

Splunk

Puppet

SolarWinds

Nessus

VMware

Apache Tomcat

IIS

Job description

Momentum Engineering, Inc. seeks a Mid-Senior System Administrator to maintain a large, complex network environment with distributed systems, including air-gapped domains.

You will install, configure, and support servers and applications, ensuring security, uptime, and compliance. This exempt hourly position offers 11 paid holidays, minimum 3 weeks PTO, and comprehensive benefits including group medical, dental, vision, life insurance, and STD/LTD plans.