Tier II Help Desk Specialist
3Si Security SystemsRole Overview
3Si Security Systems is hiring a mid-level Tier II Help Desk Specialist. This is a full-time role in Alexandria. Part of 3Si Security Systems's Security hiring. The posted range is $70k to $85k. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Position Summary
The Tier II Help Desk Specialist will be responsible for providing support for the Integration Operations Center (IOC) for numerous security applications including but not limited to video management systems (VMS), access control systems (ACS), and Physical Security Information Management (PSIM) system. This role is responsible for advanced technical troubleshooting and analysis methods for these applications.
Tier II personnel are responsible for assisting Tier I personnel in solving basic technical problems, investigating elevated technical issues by confirming the validity of the problem and searching for known solutions related to these more complex issues.
Activities may include, but are not limited to software repair, diagnostic testing, and the utilization of remote desktop tools used to take over the user’s machine for the sole purpose of troubleshooting and finding a solution to the problem.
Primary Responsibilities
- Ensure functionality of the application on a day-to-day basis
- Installation and troubleshoot of the PSIM Software
- Maintain proper and accurate documentation for all technical issues
- Monitor and support ticket workflows
- Configure/Integrate subsystems into PSIM software
- Efficiently escalate issues to the proper Tier 3 team when needed
- Perform all other duties and responsibilities as directed by the supervisor
Knowledge, Skills, and Abilities
- Must have experience with troubleshooting and resolving IT issues on desktops
- 1-5 years of help desk experience (compensation based on experience)
- Basic Networking skills
- Remote desktop experience (RDP, DameWare, RemotelyAnywhere)
- Server experience preferred
Qualifications
- Associate or Bachelor's degree in IT or a related field preferred
- Equivalent technical experience may be considered in lieu of formal education
Additional Comments
- This role consists of 12-hour shifts on-site in Alexandria, VA
o Day Shift: 6AM – 6PM (this shift is not flexible)
o Hours: Sunday - Saturday (40+hr-week/12-hour shifts, rotating 2 on, 3 off, 2 on, 2 off, 3 on, 2 off schedule, and occasional holidays)
- For initial onboarding and training, this position requires applicants to be on site Monday – Friday during core business hours (8:30-5:00). Following successful knowledge transfer of job responsibilities and skill verification, the candidate’s schedule will be a 12-hour shift schedule mentioned above.
- Active Secret or higher U.S. Government security clearance required
- Successful candidates must pass a comprehensive background investigation
- Pre-employment drug screening is required
Salary range $70k - $85k annually
Frequently Asked Questions
How do I apply for the Tier II Help Desk Specialist position at 3Si Security Systems?
Use the Apply button above to submit your application directly to 3Si Security Systems. 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 Tier II Help Desk Specialist position at 3Si Security Systems located?
This position is based in Alexandria. 3Si Security Systems has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
How much does the Tier II Help Desk Specialist role at 3Si Security Systems pay?
3Si Security Systems has posted a compensation range of $70k to $85k for this position. Final offers typically vary based on candidate experience, location, and internal salary bands.
When was the Tier II Help Desk Specialist role at 3Si Security Systems posted?
This role was posted on April 20, 2026 (54 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.
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