Classified Systems Administrator

Full Timejunior

Woburn,MAPosted 20 days ago

Role Overview

Systemstechnologyresearch is hiring a entry-level Classified Systems Administrator. This is a full-time role in Woburn. Part of Systemstechnologyresearch's Security hiring, posted 2 weeks ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.

Salary Context

Salary is not disclosed in this posting. Market median for Junior-level Security roles is $66k-$95k (based on 25 comparable listings). Many employers share specifics during the interview process or after an initial screen.

Resume Keywords to Include

Make sure these keywords appear in your resume to improve ATS scoring

GoLinuxORComplianceTSSCICIPolygraph

Job description

** This position requires an TS/SCI clearance with CI Polygraph security clearance

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 organization's technological infrastructure.

Our 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 uptime.

Our Classified IT group specializes in the secure handling and dissemination of sensitive information, operating under stringent protocols to protect national security interests.

Lastly, 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 Systems Administrator with an TS/SCI clearance with CI Polygraph to 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 organization's policies
Provide support for production and development environments
After-hours support is required for maintenance and patching when needed

Who you Are:

BS or MS with 3-5 years of experience or equivalent work experience in lieu of a degree
This position requires an 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)

Pay Information

Full-Time Salary Range: $115,000 - $160,000

The salary range listed is based on external market data. Offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.

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.

STR is 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 can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.

STR is 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 at appassist@str.us and 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.

About Systemstechnologyresearch

Systemstechnologyresearch

SecurityOn-site

119 other open roles at Systemstechnologyresearch on TryApplyNow.

View all 120 roles at Systemstechnologyresearch

Frequently Asked Questions

How do I apply for the Classified Systems Administrator position at Systemstechnologyresearch?

Use the Apply button above to submit your application directly to Systemstechnologyresearch. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Classified Systems Administrator position at Systemstechnologyresearch located?

This position is based in Woburn. Systemstechnologyresearch has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Classified Systems Administrator at Systemstechnologyresearch earn?

Systemstechnologyresearch has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Classified Systems Administrator role at Systemstechnologyresearch posted?

This role was posted on June 19, 2026 (20 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

Is the Classified Systems Administrator role at Systemstechnologyresearch entry-level?

Yes. This is an entry-level position. Strong candidates typically have 0-2 years of relevant work experience, internships, or significant project work. Read the full description for any specific qualification requirements Systemstechnologyresearch has listed.

Browse Cyber Security Jobs →