As a Senior Network Engineer, you will play a crucial role in designing, implementing, and maintaining primarily Cisco networking technologies. Your expertise will extend beyond network technologies to encompass F5 load balancers and Cisco route/switch administration, Palo Alto firewalls, as well as Cisco Unified Communications suite of applications. This is a HYBRID role, work on-site in Chantilly, VA as needed and also work remote-telework. US Citizenship is required to apply.
Key responsibilities:
Design and Implementation:
Create solutions that seamlessly integrate with legacy and strategic technologies
Provide installation, implementation, and support services for site networking
Consult on the best product selection for each project’s needs
Peripheral Support:
Handle ancillary systems, including but not limited to Call Accounting, Call Recording, Cisco ACD, analog voice, faxing, etc.
Support Meraki Wireless and network products and solutions
Familiar with datacenter and network cabling and connectivity
Support Cisco ACI/CWOM and other datacenter technologies
Voice Infrastructure:
Experienced in multiple versions of Cisco Voice products
Understand voice technologies such as POTS, TDM, VoIP and wiring
Act as the final escalation point (Tier 3) for voice-related issues
Troubleshoot through Call Detail Records (CDRs)
Network Equipment:
Experienced in multiple versions of Cisco products
Act as the final escalation point (Tier 2 and 3) for network related issues
Troubleshoot through network management platforms
Knowledge, Skills and Abilities:
Effective communication across multiple levels of an organization
Knowledge of telco/ISP circuit delivery and test/turnup activities
Minimum Qualifications:
A relevant degree (Bachelor’s or Master’s) in Computer Science, Technical, Engineering, Education and Training, Communications, Electrical Engineering, Information Systems, Technology, or Telecommunications.
Certifications (any): CCNP, CCVP, CCNA, CCIE, IAT, TLS, EAP, CCDP, CICD, CE, Network+, Security+, etc.
Five years of network/ telecommunications experience
Basic troubleshooting of network and telecommunications equipment
US Citizenship is required.
Desired Skills:
Experience with Cisco Meraki product line
Experience with Cisco ACI, CWOM, IWO and datacenter operations
Experience with Network management platforms
Familiar with F5 load balancers
Familiar with Palo Alto firewalls and SD-WAN
Experience with cabling, dark fiber and CWDM/DWDM.
Understanding of routing protocols (bgp, eigrp, ospf, etc) and IP addressing
Compensation Details:
100k-130k
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
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
Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
03/14/2026 - Until FilledAmentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
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 (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), 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.
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