Top 3 Senior it administrator Jobs in Niceville Fl

Systems Administrator Senior
General Dynamics Information Technology —Mary Esther, FL
- $89,250 - $120,750 a year
- On call
- Customer service
- Bachelor of Science
- Office
- Paid time off
- 401(k) matching
Senior Systems Administrator
Okaloosa County —Crestview, FL
- $63,627.20 - $69,992.00 a year
- Full-time
- Computer science
- Computer Science
- 5 years
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Systems Administrator Senior

General Dynamics Information Technology -
Mary Esther, FL

Apply Now

Job Details

$89,250 - $120,750 a year

Benefits

Internal mobility program
Paid time off
401(k) matching

Qualifications

Linux support
Windows
Enterprise software support
DoD 8570
IAT
IAT Level II

Full Job Description

An Arma Opportunity

ARMA, a GDIT company, supports some of the most complex programs within Special Operations Forces (SOF).

Clearance Level

Interim Secret

REQ#: RQ225173

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

Overview

GDIT/ARMA-Global is currently pursuing a qualified candidate to serve as a Systems Administrator Senior supporting the sustainment of critical technologies for our customers.

Company Overview

GDIT/ARMA‑Global is a full‑service integrator delivering a wide range of Information Technology services to Government and Commercial clients. We bring extensive experience in overseeing the design, implementation, execution, and sustainment of domestic and international programs, emphasizing no‑fail mission support. GDIT/ARMA‑Global prides itself on providing creative solutions to client challenges through talent and expertise committed to customer success.

Location

Onsite - Mary Esther, FL

Responsibilities

As a Systems Administrator Senior, you will support customer mission objectives by administering, maintaining, and troubleshooting client systems in support of real‑time operational requirements. You will collaborate with a multi‑disciplinary team to deliver resilient and secure system sustainment services that enhance enterprise operations.

You'll be critical to executing solutions in support of customer outcomes. Specifically, you'll be:

Staying current on new technology platforms, software, tools, and capabilities that improve efficiency and reduce cost while supporting service expansion and customer mission needs
Supporting project milestones and providing hands‑on technical development, integration, implementation, and sustainment of mobile device services
Supporting the execution of approved technology strategies and fostering productive partnerships that deliver resilient, highly available mobile management solutions

Role-Specific Knowledge Skills and Abilities:

Experience supporting or administering TAK systems, including TAK Server and TAK clients (ATAK, WinTAK, WebTAK)
Ability to install, configure, update, and maintain TAK Server components, plugins, data services, and federated connections
Experience troubleshooting TAK connectivity, network replication, data feeds, plugin behavior, and certificate‑based authentication issues
Knowledge of TAK user management, group structures, role‑based access, data‑sharing configuration, and mission package deployment
Ability to support TAK integration with external systems, services, or data sources (e.g., mapping sources, location feeds, mission data inputs)
Ability to diagnose TAK client performance issues and provide Tier‑2 support to users operating TAK in mission‑focused environments
Familiarity with operational workflows where TAK is used for situational awareness, collaboration, and mission execution
Experience creating, maintaining, or updating TAK configuration documentation, SOPs, checklists, or mission‑support artifacts
Linux administration experience including navigating the command line, installing packages, managing services, handling permissions, performing log analysis, and troubleshooting Linux client systems
Understanding of Windows workstation administration including profiles, policies, and application support
Experience supporting system and application issues across distributed operational environments and remote users
Understanding of IT fundamentals including networking basics, authentication, hardware peripherals, virtualization, and storage concepts
Experience with Active Directory for user and device management
Ability to work independently or collaboratively in fast‑paced operational settings
Strong communication skills with the ability to explain technical concepts to users with varying technical backgrounds
Patience, professionalism, and a customer‑service mindset when engaging with users
Self‑motivated, adaptable, and capable of responding quickly to operational requirements including on‑call support

Security Requirements

Must have a SECRET clearance with the ability to obtain an SCI (TS/SCI)

Physical Demands

Lift over 35 LBS

Work Environment

Work is primarily performed in an administrative office environment

Education, Certification and Experience Requirements

BS in a related technical discipline or equivalent related experience plus required experience
3+ years of combined DoW and/or Commercial industry IT service experience

2+ years of Linux systems administration experience
2+ years using and supporting Windows operating systems
Experience supporting client systems in enterprise or mission‑focused environments

Certifications;
- Current DoD 8570.01-M IAT Level II certification (Sec+ CE or equivalent) Required
- Linux+ Desired
- Amazon Web Services Certified Solutions Architect (Associate or Professional) Desired

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.

Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#armajobs

Work Requirements

Years of Experience

3 + years of related experience

may vary based on technical training, certification(s), or degree

Certification

CompTIA Linux+ CE | CompTIA - CompTIA

CompTIA Security+ CE | CompTIA - CompTIA

AWS Certified Solutions Architect - Associate | Amazon Web Services (AWS) - Amazon Web Services (AWS)

Travel Required

None

Citizenship

U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $89,250 - $120,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Our Identity Verification Process

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Apply Now

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