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Security Systems Administrator Jobs in Colorado (NOW HIRING)

ManTech

Systems Administrator

Aurora, CO

$128K - $214K/yr

Join a dynamic team at the forefront of national security, providing advanced solutions to ... MANTECH seeks a motivated, career and customer-oriented Systems Administrator to join our team in ...

InnovAge

Systems Administrator III

Denver, CO

$86K - $138K/yr

As a Systems Administrator III, you will play a crucial role in managing our technology ... Implement security measures and best practices to protect the organization's data and systems from ...

Scientific Research Corporation

$115K - $191K/yr

Windows/Nutanix Administrator Location US-CO-Peterson AFB ID 2026-11492 Category Systems ... Endpoint security tools (HBSS, ACAS, or equivalents) * Understanding of zero trust or modern DoD ...

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How much do security systems administrator jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for security systems administrator in Colorado is $49.09, according to ZipRecruiter salary data. Most workers in this role earn between $40.43 and $55.62 per hour, depending on experience, location, and employer.

What does a Security Systems Administrator do?

A Security Systems Administrator is responsible for managing and maintaining an organization's security infrastructure, including firewalls, intrusion detection systems, and access controls. They monitor networks for security threats, implement security policies, and ensure compliance with industry regulations. Their role also includes responding to security incidents, conducting risk assessments, and updating systems to protect against cyber threats.

What are the key skills and qualifications needed to thrive as a Security Systems Administrator?

Security Systems Administrators need a solid background in computer networking, cybersecurity principles, and systems administration, usually supported by a degree in information technology or a related field. Familiarity with firewalls, intrusion detection/prevention systems (IDS/IPS), SIEM tools, and certifications such as CompTIA Security+, CISSP, or Microsoft Certified: Security, Compliance, and Identity Fundamentals is highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills help administrators respond to incidents and coordinate with other IT staff. These competencies ensure that organizational assets remain secure, systems run smoothly, and vulnerabilities are addressed promptly.

Do security systems administrators make good money?

Security systems administrators typically earn competitive salaries that vary based on experience, certifications, and location. They often work with network security tools and may require knowledge of firewalls, intrusion detection, and access controls. Overall, this role offers solid compensation within the IT and cybersecurity fields.

What are the most commonly searched types of Security Systems Administrator jobs in Colorado?

The most popular types of Security Systems Administrator jobs in Colorado are:

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Security Systems Administrator jobs near you
Infographic showing various Security Systems Administrator job openings in Colorado as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 14% Part Time, 3% Contract, and 1% Nights. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $102,115 per year, or $49.1 per hour.

Systems Administrator II

Oneida Technical Solutions

Aurora, CO • On-site

$70K - $75K/yr

Full-time

Posted 10 days ago

Job description

Oneida Technical Solutions, LLC (OTS) has a rich history of providing IT support and associated services in highly complex, highly regulated, highly secure environments, including the U.S. Department of Defense (DoD), law enforcement, health care, retail, and the casino gaming industry. OTS is a wholly owned subsidiary of Oneida Innovations Group and is the parent company of Croop-LaFrance (CLF), an experienced federal contracting firm.
Job Title: Systems Administrator II
Location: Buckley Space Force Station, Aurora, CO
Security Clearance: Secret Clearance (Active or Eligible)
Position Overview:
We are seeking a Systems Administrator II to join our team at Buckley Space Force Station. The candidate will be responsible for maintaining and supporting complex IT systems, ensuring their security, availability, and performance in line with mission requirements.
Key Responsibilities:
  • Administer, monitor, and maintain computer systems and networks, ensuring high availability and optimal performance.
  • Perform daily system management tasks, including system backups, restores, patch management, and user administration.
  • Implement and enforce cybersecurity policies to maintain the integrity and security of the system.
  • Troubleshoot and resolve system hardware, software, and networking issues.
  • Monitor system performance and perform tuning for optimal system operations.
  • Assist in the planning and implementation of system upgrades and patches.
  • Maintain documentation of system configurations, changes, and processes.
  • Collaborate with team members and support personnel to identify and resolve complex issues.
Required Qualifications:
  • Bachelor's degree in Computer Science, Information Systems, or related field (equivalent experience may be substituted).
  • 2-6 years of experience in systems administration or a similar role.
  • Proficiency with Windows and Linux operating systems.
  • Familiarity with virtualization technologies such as VMware or Hyper-V.
  • Experience with network infrastructure and configuration (TCP/IP, DNS, DHCP).
  • Knowledge of DoD security practices and compliance (e.g., DISA STIGs, RMF).
  • Strong problem-solving and communication skills.
  • Active Secret Clearance (interim acceptable)
  • Certifications such as CompTIA Security+ or other IAT-Level II Certification or higher.
  • Must be able to lift 50 lbs.
Preferred Qualifications:
  • Experience working in a DoD or aerospace environment.

Oneida Technical Solutions, LLC. is an equal opportunity employer and will consider all qualified applicants for employment without regard to race, color, religion, sex, national origin, age, disability, marital status, veteran status, sexual orientation, gender identity, genetic information or any other protected characteristic under applicable law.
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