Network Engineer, SME

Overview This Network Engineer will provide advanced technical support for the architecture, design, and implementation of enterprise-level unclassified and classified network infrastructure at HQ PACAF. This position focuses on hands‑on engineering support, Tier 3 diagnostics, and optimizing the performance of a mission‑critical communications environment in accordance with DoD and PACAF. Essential Duties and Responsibilities Provide Tier 3 network engineering support and troubleshooting for O&M operations across PACAF networks (NIPR/SIPR/Coalition). Support SDP development in coordination with the lead Network Architect and A6 stakeholders. Support implementation and sustainment of routing, switching, segmentation, firewalls, and QoS configurations. Conduct change management planning, including technical implementation procedures and risk assessments. Execute network upgrades and integration of hardware/software solutions. Perform diagnostics for complex network service issues. Ensure RMF‑aligned security integration across all changes. Coordinate with PACAF/A6 and stakeholders for validation. Survey and assess facilities for potential upgrades. Other duties as assigned. Minimum Requirements Bachelor’s degree in network engineering, information systems, or a related discipline from an accredited institution. Minimum of 8+ years of senior‑level network engineering experience designing and implementing secure, scalable DoD networks. Technical expertise in: Network architecture, routing protocols, firewall policy, QoS VMware, Microsoft Teams, VoIP/Unified Communications, Windows Server Cloud‑enablement strategies and cross‑domain solutions Proven track record of designing and implementing secure, scalable DoD enterprise networks (classified and unclassified). Advanced technical expertise in VMware, VOIP phones, Microsoft Teams, and Windows Server systems. Experience performing Tier 3 O&M support, configuration, and engineering for large‑scale military networks. Deep knowledge of DoD architecture frameworks, RMF, and PACAF‑specific mission demands. Ability to provide: System Design Plan (SDP) to include drawings, rack elevations, and configurations Cable run details (fiber, copper, power, grounding) Site preparation actions (facilities, power, grounding, bonding) Systems Integration Test (SIT) and Systems Acceptance Test (SAT) plans Excellent communication skills (verbal and written). Proven ability to work independently or collaboratively in rapidly changing environments. Proven ability to support senior leaders in a Joint Operations Center with technical expertise. Must have an active Top‑secret clearance. U.S. Citizenship is required to obtain a TS Clearance. Preferred Qualifications Cisco CCIE Enterprise Infrastructure or Security. Cloud Architecture certification (AWS Solutions Architect, DoD Cloud certifications). Cisco CCDP or equivalent vendor‑neutral certification. DoD IAT Level III certification in ACTIVE status. Current DoD TS clearance with SCI eligibility. 10+ years of Network Engineering experience with complex network systems. Compensation & Benefits HIRING SALARY RANGE:$125K–$145K(Salary to be determined by education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.) This position includes a competitive benefits package. For more detailed information on our benefits and what it is like to work for Amentum, visit Benefits Overview: Health, dental, and vision insurance Paid time off and holidays Retirement benefits (including 401(k) matching) Educational reimbursement Parental leave Employee stock purchase plan Tax‑saving options Disability and life insurance Pet insurance Equal Opportunity Employer Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy, age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low‑income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters. #J-18808-Ljbffr