Demo

Senior Windows Administrator

Tetra Tech Careers
Atlantic, NJ Full Time
POSTED ON 7/24/2026
AVAILABLE BEFORE 9/24/2026

Job Description
LS Technologies, a Tetra Tech company, is seeking an IT Systems Engineer who will support on-prem IT infrastructures in virtualized environments. You will provide Second Level Engineering support for systems providing enterprise cybersecurity services in a dev/test/prod deployment environment supporting critical FAA cybersecurity capabilities. 
In this role, the IT Systems Engineer will work as part of a dynamic team of network and application administrators and engineers and will be responsible for optimizing and securing our enterprise infrastructure. You will oversee critical storage and backup solutions and implement robust infrastructure monitoring strategies to ensure maximum uptime. You’ll work with teammates to design, configure, test, and deploy infrastructure services supporting cybersecurity initiatives. You will apply strong security best practices and assist with developing an approach for patching, upgrades, and tuning when system maintenance is required. The IT Systems Engineer will also support the development of operations-related documentation, including configuration data, change requests, installation procedures, knowledge base articles, Standard Operating Procedures (SOPs), engineering diagrams, and test plans.


Job Duties & Responsibilities (may include but are not limited to):
•    Requirements development, analysis and supporting comprehensive trade studies
•    Support the design of infrastructure storage requirements to support virtual deployments of applications
•    Build, configure, and deploy infrastructure monitoring solutions across highly virtualized environments (e.g., VMware vSphere, Hyper-V, or hybrid cloud stacks)
•    Implement and maintain DISA STIG compliance profiles for all newly deployed infrastructure solutions, core roles, and virtualized components.
•    Provide technical oversight and execution strategy for simultaneous infrastructure initiatives, ensuring deployments are delivered predictably, documented thoroughly, and transitioned smoothly to operations
•    Experience deploying performance monitoring solutions such as ScienceLogic or HP OpenView
•    Experience working with network storage and backup solutions
•    Experience with using ticketing systems and Tier II or higher helpdesk
•    Ability to work independently and in a group to resolve technical issues in a dynamic environment

Qualifications
Required: A successful candidate will have
•    10 years of experience performing Windows Server engineering, with a heavy emphasis on the initial deployment, migration, and lifecycle management
•    technical expertise deploying core services within large-scale virtualized infrastructures, including clustering, high availability, and virtual storage/networking dependencies
•    Proven track record deploying and maintaining complex Active Directory structures, enterprise-wide PKI/Certificate Authorities (AD CS), and robust DNS architectures
•    Understanding of identity management principles, including Least Privilege access models, Privileged Access Management (PAM) architectures, and secure directory delegation
•    Experience in hardening enterprise environments using DISA STIGs, utilizing tools like OpenSCAP, SCAP Compliance Checker (SCC), or automated remediation playbooks
•    Demonstrated ability to support, track, and execute technical deliverables across multiple parallel projects and environments.
•    Minimum of a 4 yr Engineering Degree

Preferred: 
•    Windows Server Hybrid Administrator Associate 
•    Microsoft Certified Solutions Expert (MCSE), Legacy
•    CompTIA Security or equivalent

Work Requirements:
•    Work location: William J Hughes Technical Center, NJ or Mike Monroney Aeronautical Center in Oklahoma City, OK
Position is: Completely in-person/on-site 
•    Work Hours: 40/week
•    Travel: Minimal, but possible
•    Physical requirements: Extended Computer Use: Regular and prolonged periods of working at a computer terminal.
Lifting and Carrying: Occasional lifting of equipment and materials weighing up to 50 pounds may be required during installations or maintenance. Mobility: Ability to move around the office environment to access computer hardware, networking equipment, and server rooms.
Dexterity: Manual dexterity and visual acuity to operate computer equipment, troubleshoot issues, and perform tasks requiring precision.
Sitting/Standing: Both prolonged sitting and occasional standing may be required for troubleshooting and attending to system issues.

Background check: Must have Secret clearance
 

About LS Technologies
At LS Technologies, a Tetra Tech Company, we're enhancing our nation’s critical infrastructure by providing engineering, technical, and professional services to Federal Government agencies. The quality of our work, deep technical expertise, and genuine passion for public service sets us apart. As a growing organization we are expanding our benefits and communication with our employees, offering add-ons that speak to our growing employees’ needs. Join us in delivering high-quality solutions and shaping the future of safety and innovation for our government partners. In 2024 we joined Tetra Tech, enabling us to combine our expertise with the reach and resources of a prestigious global organization.  

EEO Commitment

LS Technologies, a Tetra Tech Company, is proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor, and we request priority referral of veterans.
We invite applications from all interested parties.

Requesting an Accommodation 
LS Technologies is committed to providing equal employment opportunities for persons with disabilities or religious observances, including reasonable accommodation when needed. If you are hired by LS Technologies and require accommodation to perform the essential functions of your role, you will be asked to participate in our reasonable accommodation process. Accommodations made to facilitate the recruiting process are not a guarantee of future or continued accommodations once hired.
If you would like to be considered for employment opportunities with LS Technologies and have accommodation needs for a disability or religious observance, please send us an email hr@lstechllc.com or speak with your recruiter.

Compensation (Pay Bands)  
Salary at LST is determined by a wide array of factors, such as (but not limited to) education, certifications, knowledge, skills, competencies, and experience, location, and clearance level, as well as contract-specific affordability and organizational requirements and applicable employment laws. Please note that the salary information is a general guideline only. 
The projected compensation range for this position is provided within the posting and is based on full-time, 40 hour/week status. Part-time staff receive compensation at an hourly rate. The estimated minimum and maximum displayed represents the broadest range for this position (inclusive of high geographic and high clearance requirements) and is just one component of LSTs total compensation package for employees. ** In compliance with local laws, LS Technologies presents this reasonable compensation range as a guideline for roles in California, Colorado, New York, or Washington D.C."
Benefits offered to all employees who work 30 hours per week: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Annual Leave, and Holidays.

Life at Tetra Tech:

  • The perks of working at Tetra Tech include:
  • Comprehensive and market-competitive benefits.
  • Merit-based financial rewards.
  • Flexibility and company-wide commitment to work/life balance.
  • Collaborative team atmosphere that values the contributions of all employees.
  • Learning and development opportunities for ongoing professional growth.  
     

About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:
LinkedIn: TetraTechCareers; X (Twitter): @TetraTechJobs
 

Additional Information

Salary.com Estimation for Senior Windows Administrator in Atlantic, NJ
$112,160 to $139,489
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