Senior Network Administrator
About The Position
Advance how our customers operate while you advance your career. 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. Ensure stability, security, and efficient operation of Army enterprise network environments within the NETCOM Global Management Team (GMT). Provide advanced administration, monitoring, configuration, and troubleshooting of critical network infrastructure for the Army Enterprise Network and JRSS environments. Operate effectively within a high‑tempo 24/7/365 mission environment, supporting continuous operations. Lead high‑impact incident response activities and coordinate restoration efforts. Maintain and secure boundary protection systems in accordance with DoD and Army cybersecurity standards. Collaborate with mission partners including Theater Signal Commands, DISA, RCCs, and NECs. Manage routers, firewalls, load balancers, and related network services. Contribute to automation improvements that enhance operational efficiency. Maintain accurate technical documentation and ensure compliance with enterprise security mandates. Apply deep technical knowledge and strong diagnostic skills to support mission‑critical systems. Mentor junior network administrators and support their technical development. Participate in engineering initiatives, enterprise planning sessions, and technical review activities.
Requirements
- Technical Training, Certification(s) or Degree
- 3+ years of related experience
- Experience supporting DoDIN‑Army or DoD enterprise networking environments
- Mastery of enterprise routing and switching (OSPF, BGP, VRRP/HSRP)
- Strong experience with Cisco, Juniper, Palo Alto, or other Army‑utilized platforms
- Working knowledge of DISA STIGs, RMF, ACAS, and Army cybersecurity compliance
- DoD 8570/8140 certification, such as, CISSP or CASP required
- Networking certification such as CCNA, JNCIS, or JNCIA required, (JNCIS-ENT, JNCIP or CCNP preferred)
- Top Secret with SCI security clearance
- Ability to support global maintenance windows and after‑hours operational needs
- Ability to work onsite or hybrid depending on mission requirements
- Capability to operate effectively in a 24/7 mission‑critical environment
- Strong troubleshooting, communication, and analytical skills
- US Citizenship Required
Nice To Haves
- JNCIS-ENT, JNCIP or CCNP preferred
Responsibilities
- Provide advanced administration, monitoring, configuration, and troubleshooting of critical network infrastructure for the Army Enterprise Network and JRSS environments.
- Operate effectively within a high‑tempo 24/7/365 mission environment, supporting continuous operations.
- Lead high‑impact incident response activities and coordinate restoration efforts.
- Maintain and secure boundary protection systems in accordance with DoD and Army cybersecurity standards.
- Collaborate with mission partners including Theater Signal Commands, DISA, RCCs, and NECs.
- Manage routers, firewalls, load balancers, and related network services.
- Contribute to automation improvements that enhance operational efficiency.
- Maintain accurate technical documentation and ensure compliance with enterprise security mandates.
- Apply deep technical knowledge and strong diagnostic skills to support mission‑critical systems.
- Mentor junior network administrators and support their technical development.
- Participate in engineering initiatives, enterprise planning sessions, and technical review activities.
Benefits
- Comprehensive benefits and wellness packages
- 401K with company match
- Competitive pay
- Paid time off
- Variety of medical plan options
- Health Savings Accounts
- Dental plan options
- Vision plan
- 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
- Full flex work weeks where possible
- Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
- 15 days of paid leave per calendar year to be used for vacations, personal business, and illness
- 10 paid holidays per year
- Paid leave and paid holidays are prorated based on the employee’s date of hire
- Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees
- 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
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
