US
0 suggestions are available, use up and down arrow to navigate them
What job do you want?

Apply to this job.

Think you're the perfect candidate?
Banner of Galapagos Federal Systems, LLC company

Network System Administrator L3

Galapagos Federal Systems, LLC Colorado Springs, CO (Onsite) Full-Time

Job Title: Network System Administrator L3 -5987

Job Location: Colorado Springs, CO 80914

Job Salary: $135,000 - $145,000

Job Summary

Galapagos Federal Systems LLC is seeking a skilled Network System Administrator Level 3 in Colorado Springs, CO, to support Department of Defense (DoD) classified programs. This role involves managing complex IT infrastructure servers, networks, and applications while ensuring secure and reliable operations across classified environments.

The ideal candidate will have strong experience in system and network administration, including server setup, LAN/WAN maintenance, troubleshooting, and vulnerability mitigation. A solid understanding of system architecture, security protocols, and disaster recovery is essential.

Candidates must have a strong cybersecurity background, with proven experience ensuring compliance with JSIG and RMF standards, and the ability to work effectively with ISSMs, ISSOs, and ISSEs to protect system security and integrity.

Compensation Minimum: $135,000

Compensation Maximum: $145,000

Job Requirements:

Skills / Experience

Network System Administrator L3 Skills and Experience:

  • Active Top-Secret clearance with SCI eligibility
  • Willing and able to complete a Government Counterintelligence Scope Polygraph, as required
  • 10+ years of hands-on experience in Department of Defense (DoD) roles with a proven track record of performance and technical expertise
  • 4+ years of recent experience working in SAP and/or SCI environments
  • Conduct daily operations, management, and maintenance of systems and networks—including cybersecurity support for Collateral, SCI, and SAP activities—ensuring JSIG and RMF compliance
  • Execute daily, weekly, monthly, and annual O&M checklists; develop and maintain TTPs and SOPs to improve operational efficiency
  • Operate enterprise SIEM tools to configure event alerts, generate reports, and monitor ongoing security incidents and residual risks
  • Evaluate technical risks associated with new cybersecurity tools and procedures, support incident response activities
  • Assess the security posture and performance of servers, network devices, and security appliances
  • Manage COTS and GOTS solutions to improve system security and operational performance metrics
  • Support network modeling, design, and analysis for infrastructure upgrades and acquisition planning
  • Demonstrated expertise in Windows Server, Red Hat Enterprise Linux, MS Hyper-V/VMware, firewalls, IDS/IPS, scripting, and database security, Familiarity with tools such as SIEMs, ACAS/Nessus/SCAP, and LogRhythm
  • Collaborate with ISSMs, ISSOs, and ISSEs to ensure confidentiality, integrity, and availability of critical systems
  • Proven ability to operate independently in fast-paced, secure environments with minimal supervision

Education / Certifications

Network System Administrator L3 Education and Certifications:

  • MS/MA
  • Equivalent work experience may be considered in lieu of education
  • Must be able to obtain applicable DODM 8140 certifications as appropriate
  • CompTIA Security+ certification

Benefits

  • Medical, dental, vision, disability, and life insurance
  • Flexible Spending Accounts
  • 401(k)
  • PTO
  • Paid Parental leave
  • Tuition reimbursement
  • Paid federal holidays

Security Clearance

Must be a U.S. Citizen. A high-level Department of Defense active security clearance is/may be required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to government information.

Physical Requirements

Work may involve sitting or standing for extended periods of time and typing and reading from a computer screen. The candidate must have enough mobility, including bending, reaching, and kneeling, to complete daily duties in a prompt and efficient manner, and that may include lifting up to thirty pounds, as necessary.

Company Summary

Headquartered in Hawaii, Galapagos Federal Systems, LLC, is an SBA-Certified NHO-owned 8(a) Small Business specializing in global information technology solutions. We deliver professional services in IT Design & Installation, Cybersecurity Engineering & Support, Application Integration & Development, Software & Hardware Engineering, Network & Systems Management, Information Systems Security, and Business Management Services.

Leveraging over 30 years of experience supporting both federal and commercial markets, our team brings innovative expertise to complex IT challenges, delivering solutions across the globe.

Galapagos Federal Systems, LLC is an equal opportunity employer.

Our service commitment is simple: "Quality IT Solutions... On Time & On Budget."

Company Employment Statement

Galapagos Federal Systems, LLC reserves the right to change or modify job duties and assignments at any time. The above job description is not all encompassing as positions, functions, and qualifications may vary depending on business needs. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

Galapagos Federal Systems, LLC is an equal opportunity employer and does not discriminate against applicants based on race, color, creed, religion, medical condition, legally protected genetic information, national origin, sex (including pregnancy, childbirth, or related medical condition), sexual orientation, gender identity and expression, age, disability, or Vietnam era, or other eligible veteran status or legally protected characteristics.

Get job alerts by email. Join Our Talent Network!

Job Snapshot

Employee Type

Full-Time

Location

Colorado Springs, CO (Onsite)

Job Type

Government, Information Technology, Strategy - Planning

Experience

Not Specified

Date Posted

07/03/2025

Job ID

5987/9286/89699

Apply to this job.

Think you're the perfect candidate?