Senior Systems Administrator TSSCI with CI Poly
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Job Location:
Woburn, MA - USA
Monthly Salary:
Not Disclosed
Posted on:
26-09-2025
Vacancies:
1 Vacancy
Job Summary
About the Team
Our Information Technology team at STR is a robust assembly of highly skilled professionals dedicated to ensuring the seamless operation and security of our organizations technological Enterprise IT group is the backbone of our daily operations providing comprehensive support and management of our software applications and hardware systems to ensure maximum efficiency and Classified IT group specializes in the secure handling and dissemination of sensitive information operating under stringent protocols to protect national security our Enterprise Cybersecurity group stands as the vigilant guardian of our digital frontiers employing cutting-edge technologies and proactive strategies to defend against cyber threats and maintain the integrity of our systems. Together this formidable team works in concert to deliver cutting-edge IT solutions that empower our defense capabilities and uphold our commitment to national security.
The Role:
We are seeking a Senior Systems Administrator with a TS/SCI clearance with CI Polygraphto support our senior administrators in implementing deploying and maintaining Linux (Red Hat CentOS Ubuntu) and Windows operating systems in traditional and virtualized environments across a variety of hardware solutions.
Please note this position is based in Woburn Massachusetts only (no other sites no remote)
What you will Do:
- Professionally support senior administrators Information System Security Officers (ISSO) management researchers and others supporting the customers
- Configure and maintain NAS Storage Networking Firewall and Directory Services such as MS Active Directory management and Group Policy administration
- Perform performance monitoring results analysis and enhancement as well as process automation using PowerShell scripting and other available technologies
- Provide daily support systems maintenance problem resolution tracing and project support
- Create and maintain installation and configuration Standard Operating Procedures (SOPs)
- Maintain current knowledge of DoD security and technical guidelines and the organizations policies
- Provide support for production and development environments
- After-hours support is required for maintenance and patching when needed
Who you Are:
- This position requires a TS/SCI clearance with CI Polygraph security clearance for which U.S. citizenship is needed by U.S. Government
- Linux Administration (Red Hat CentOS Ubuntu)
- Windows OS Administration
Nice to Haves:
- Enterprise Virtualization Tools
- Multi-Factor Authentication
- Public Key Infrastructure
- Web Server
- Active Directory including Group Policy LDAP backend and Replication
- Effective utilization of Security Technical Implementation Guidelines (STIGS) and Security Content Automation Protocol (SCAP) Content and Tools
- Host Based Security System (HBSS) implementation and maintenance
- Assured Compliance Assessment Solution (ACAS) support
- Current knowledge of DoD Ports Protocols and Services (PPS)
Education:
- Bachelors degree 7 years Masters degree 5 years PhD 2 years or equivalent experience.
Why Youll Love Working at STR:
At STR we believe in creating a workplace where our employees feel valued supported and connected while contributing to challenging and meaningful addition to the traditional health and welfare benefits we offer a variety of perks to enhance your experience such as the following:
- Generous paid time off offerings paid parental leave and flexible work arrangements (this position offers 9/80 4/40 or 5/40 workweek options)
- Fitness reimbursement up to $299 for gym memberships yoga studios or similar plus an additional Blue Cross Blue Shield fitness reimbursement of up to $300
- Complimentary Company swag and regular employee events such as summer food truck lunches summer outing winter soiree and bi-monthly happy hours (with STR-covered appetizers)
- Complimentary snacks cold brew/coffee and weekly Bagel Fridays
- 4% company match and 6% profit sharing through the 401k program
- Complimentary Identity Theft protection
- Career growth opportunities including tuition reimbursement up to $15000/year for eligible coursework learning and development resources and 50% reimbursement of professional society membership dues
Were proud of the community-oriented culture weve built and were excited for you to be a part of it.
STR is a growing technology company with locations near Boston MA Arlington VA near Dayton OH Melbourne FL and Carlsbad CA. We specialize in advanced research and development for defense intelligence and national security in: cyber; next generation sensors radar sonar communications and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.
STRis committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging and we go home at night knowing that we pushed the envelope of technology and made the world safer.
STR is not just any company. Our people culture and attitude along with their unique set of skills experiences and perspectives put us on a trajectory to change the world. We cant do it alone though - we need fellow trailblazers. If you are one join our team and help to keep our society safe! Visit us more info.
STRis an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race color religion sex (including gender identity sexual orientation and pregnancy) marital status national origin age veteran status disability genetic information or any other characteristic protected by federal state or local laws.
If you need a reasonable accommodation for any portion of the employment process email us atand provide your contact info.
Pursuant to applicable federal law and regulations positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.
Required Experience:
Senior IC
Key Skills
- Computer Science
- Active Directory
- Computer information Technology
- PowerShell
- OS
- Windows
- Database
- SCCM
- Linux
- SAN
- Troubleshoot
- Backup
- Setup
- Technical Support
- UNIX
About Company
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