Sr. Network Admin - PDA

General Dynamics Information Technology; Fort Carson (CO); On-site; USD 85,000 - 99,000; Full time

Benefits offered by this job

Health plan options

Dental/Vision plans

401K with company match

Paid time off

Job summary

General Dynamics Information Technology is seeking a Network Administrator Senior to design, implement, and upgrade high‑availability enterprise networks across multiple environments. You will work with engineering, cybersecurity, and military/civilian stakeholders to resolve complex issues and ensure interoperability.

Required qualifications include a bachelor's degree or equivalent, Security+ CE, 3+ years of experience, and a current Secret clearance or higher.

Qualifications

• Bachelor's degree or equivalent experience in CS/IT or related field.
• IAT II 8570/8140 Security+ CE certification required.
• 3+ years of related network engineering experience.
• Must possess Secret clearance or higher.

Responsibilities

• Lead/manage complex enterprise network designs, implementations, and upgrades across multi-enclave environments.
• Collaborate with cross‑functional engineering, cybersecurity, and stakeholders to resolve technical challenges.
• Drive network performance monitoring, maintenance, patching, and Tier II/III troubleshooting.
• Ensure infrastructure compliance with federal cybersecurity mandates and DISA RMF/STIGs.

Skills

OSPF

BGP

Firewalls

VPNs

SolarWinds

Network monitoring

Education

Bachelor's degree or equivalent experience

Tools

SolarWinds

Job description

NETWORK ADMINISTRATOR SENIOR

Join GDIT as a Network Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

MEANINGFUL WORK AND PERSONAL IMPACT

• Lead/Manage/Support manage complex enterprise network designs, implementations, and upgrades across multi-enclave environments to ensure modern, secure, and highly available IT capabilities for tactical and strategic operations.
• Collaborate with cross-functional engineering, cybersecurity, operations, and military or civilian stakeholders to resolve complex technical challenges and strengthen interoperability.
• Drive network performance monitoring, execute routine maintenance and patching, lead Tier-II and Tier-III troubleshooting efforts to resolve complex outages, and ensure strict infrastructure compliance with federal cybersecurity mandates.
• Utilize advanced network management tools, routing and switching protocols, and firewalls to sustain deployment efficiency, strict security compliance, and overall infrastructure health.

WHAT YOU’LL NEED TO SUCCEED

• Education: Must hold a bachelor’s degree in computer science, Information Technology, or a related field, or possess equivalent years of experience in lieu of a degree.
• Required Certification: IAT II 8570/8140 Baseline Certification Security+ CE
• Experience: 3+ years of related experience
• Technical skills: Must design and optimize high-availability enterprise networks using advanced protocols like OSPF and BGP; configure next-generation firewalls and secure VPNs to defend critical infrastructure against cyber threats; must leverage SolarWinds to automate configuration management, monitor performance, and rapidly resolve network issues.
• Security clearance level: Must possess a current Secret Clearance or Higher
• Role requirements: Familiarity with implementing Defense Information Systems Agency Security Technical Implementation Guides (DISA STIGs) and the Risk Management Framework (RMF) is highly desirable.

GDIT IS YOUR PLACE

• 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.

The likely salary range for this position is $85,093 - $98,900. 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.

Scheduled Weekly Hours: 40
Travel Required: Less than 10%
Telecommuting Options: Onsite
Work Location: USA CO Ft Carson
Additional Work Locations:

Total Rewards at GDIT

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

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 Opportunity Owned From working with technologies like AI, cyber and cloud to careers in intelligence and health, we offer endless opportunities to apply your expertise to create a safer, smarter world.

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