Senior Network & System Administrator
Confirmed on the employer's own hiring board on Nov 7, 2026. First seen by Alion on Nov 6, 2026. SAIC scores B on the Alion truth index.
Science Applications International Corporation (SAIC) is seeking a highly skilled Senior System & Network Administrator to support the Air Operations Center Weapons System (AOC WS) Falconer Program. In this role, you will help deliver dependable, secure, and mission-ready Command and Control (C2) capabilities to Air Operations Centers across multiple CONUS and OCONUS locations.
You will join a team responsible for installing, configuring, sustaining, and troubleshooting enterprise-scale systems used in operational mission planning, execution, and decision support. This is an onsite role that involves direct engagement with military operators, government personnel, and contractor teams.
Key Responsibilities:
Fielding & Installation Support
Execute fielding objectives - including AREs, CSUs, FTs, FTTIs, and NOTAM-driven updates - within required timelines or as directed by the Technical Project Lead (TPL).
Deploy and configure new AOC baseline components and validate system readiness; provide transition support and risk mitigation between fielded baselines.
Sustainment & Administration (Systems & Network)
Provide ongoing administration, configuration, and sustainment of the installed AOC baseline, minimizing downtime.
Manage domain policies; apply security patches; perform system tuning; support application updates and data migrations.
Configure, monitor, and troubleshoot LAN/WAN/SAN environments; administer routing, switching, ACLs, and firewall policies.
Open, track, and resolve trouble tickets; close technical action items from site evaluations.
Systems Integration, Implementation & Coordination
Participate in TIMs, AOC Production Center engineering/integration sessions, and post-installation reviews.
Submit recommended configuration changes to AOC Configuration Management and support Request for Variance (RFV) actions.
Collaborate with team leadership to define achievable site-specific objectives; document lessons learned and share metrics.
Testing & Evaluation
Support Verification & Validation assessments and other SPO-directed events.
Provide insights while testing or supporting future upgrades developed by the AOC Production Center.
Education & Experience:
Bachelor’s degree with 7+ years of hands-on Systems and Network Administration experience, or Master’s degree with 5+ years of experience, or Equivalent industry certifications/experience in lieu of degree.
Active DoD Secret clearance with SCI eligibility.
Meet DoD 8570.01-M IAT Level III requirements (e.g., CompTIA Security+) within 30 days of hire.
Technical Skills:
Systems Administration
Virtualization and hypervisors (e.g., VMware vSphere/ESXi); Citrix (Provisioning, XenApp, StoreFront).
Enterprise services: Microsoft Exchange; System Center (SCCM/MECM); WSUS; WDS.
Databases (SQL Server or other RDBMS).
Endpoint and vulnerability management (McAfee ePO; ACAS/Nessus).
Linux/Unix (e.g., Red Hat Enterprise Linux).
Network Administration
Cisco Catalyst switches (9300) and Nexus platforms (9300 Series, 9500 Series); Cisco routers (8300).
Cisco UCS-X; virtual switching technologies (e.g., VDS).
ACLs (IOS/NX-OS) and firewall technologies (Palo Alto, Juniper, SideWinder).
NetApp appliances (FAS2750/8200/8300, AFF C80) and Data ONTAP or similar mass storage systems; CIFS/NFS.
Network monitoring and access control (SolarWinds NPM/NCM; Cisco Secure ACS or ISE).
Additional Requirements:
Ability to travel up to 25% (CONUS/OCONUS); active passport within 90 days of hire.
Ability to lift up to 50 lbs.
- Self-motivated and capable of working independently with minimal supervision.
Desired Qualifications:
- Familiarity with Public Cloud Service providers such Azure, Google Cloud Platform (GCP) and preferably Amazon Web Services (AWS)
- Familiarity with CI/CD tools such as Gitlab, Vault, Terraform, and Ansible
- Experience with troubleshooting and resolving issues with cloud resource configurations, and automation pipelines.
Strong communication and collaboration skills in high-performance team environments.
Experience administering domain-based enterprise IT services (startup/shutdown, patching, scanning, user management, backup/restoration, service/log management, auditing, performance tuning).
Experience with remote file systems (CIFS/NFS).
Ability to identify and correct errors in technical diagrams and documentation (installation, configuration, O&M, V&V instructions).
Systems administration experience with GCCS-J, C2 Core Air, and JADOCS.