Senior Network Administrator

Job Description

CSCI Consulting is looking for a Senior Network Administrator to support and optimize enterprise network infrastructure across development (SDE) and production (PROD / PSS) environments. This position plays a critical role in ensuring secure, scalable, and highly available network operations. The ideal candidate brings strong technical acumen in both traditional and cloud-integrated systems, proficiency in automation, and experience working in secure federal or defense-related environments.

Responsibilities

Administer and maintain enterprise network and server infrastructure, including virtualized and cloud-integrated systems.

Monitor network performance and health; diagnose and resolve issues related to connectivity, latency, and configuration.

Apply patches, firmware updates, and configuration changes to routers, switches, firewalls, and load balancers.

Support system optimization, capacity planning, and performance tuning across environments.

Execute backup, restore, and disaster recovery procedures in line with continuity of operations (COOP) requirements.

Automate routine administrative tasks and monitoring using scripting languages such as Bash, PowerShell, or Python.

Document network configurations, events, changes, and incident responses per established operational standards.

Collaborate with system administrators, cybersecurity teams, and engineers to maintain compliance with DoD cybersecurity standards, including IAVA, STIGs, and audit readiness.

Support interface management and integration with external systems, ensuring security and data integrity.

Minimum Requirements

Bachelor's degree in Information Technology, Computer Science, or related field.

7-10 years of experience in network administration or enterprise infrastructure support.

IAM / IAT Level II certification (e.g., Security+, CCNA Security, or equivalent).

Hands-on experience managing routers, switches, firewalls, and load balancers in enterprise environments.

Proficiency in installing, patching, upgrading, and configuring system software and hardware.

Familiarity with disaster recovery planning, backup / restore protocols, and network security practices.

Strong scripting and automation experience (e.g., Bash, PowerShell, Python).

Active DoD Secret Clearance or the ability to obtain one.

Preferred Skills

Experience supporting secure federal or DoD IT environments.

Familiarity with Oracle Exadata, ZFS, and InfiniBand networking components.

Experience with Oracle Cloud Infrastructure (OCI) or hybrid cloud solutions.

Deep understanding of DoD compliance frameworks including STIGs and IAVA.

Exposure to interface management and integration with external systems.

Experience working in mission-critical, 24 / 7 / 365 operational environments.

About CSCI

CSCI is an award-winning information technology and financial management consulting firm founded on one simple philosophy : "Do what is right, always." We apply this philosophy across all elements of our growing business, from delivering world-class s ervices for customers to providing an environment where associates thrive both personally and professionally. At CSCI, work and fun aren't diametrically opposed!

At CSCI, our goal is to hire people with proven track records and retain them with an energizing, diverse company culture. We value each associate's natural drive to excel, and we provide them with the freedom to do things their way. CSCI seeks the best and brightest in the industry-those who are ready to move their lives and career forward. Join us today and get excited about Mondays again!

Benefits of Working at CSCI

Legal

CSCI complies with all applicable Federal, state, and local employment regulations. Please reach out to HR@csciconsulting.com with any questions.

Equal Employment Opportunity

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. CSCI provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.

If you require an accommodation, please contact CSCI Human Resources for further assistance. For questions regarding the qualifications listed above, please contact the CSCI Recruiting Team.

E-Verify

CSCI participates in E-Verify to confirm the employment eligibility of all newly hired employees. For more information, please visit www.dhs.gov / E-Verify .

California Consumer Privacy Act (CCPA) Notice

As part of the application and recruitment process, CSCI Consulting, Inc. may collect personal information as described under the California Consumer Privacy Act (CCPA).

This information is collected solely for employment-related purposes, including evaluating your qualifications, processing your application, and complying with legal obligations.

By applying to this position, you acknowledge that you have read and understand the following notice regarding the collection of your personal information as a job applicant :

For further information, or to exercise your rights under the CCPA, please contact CSCI's HR team.

Disclaimer

The above declarations are not intended to be an all-inclusive list of the duties and responsibilities of the job described, nor are they intended to be such a listing of the skills and abilities required to do the job. Rather, they are intended only to describe the general nature of the job.