SiftStock

Results for “vigilant”

88 results

Security guard speaking into handheld radio while monitoring screens in control room
Security guard speaking into handheld radio while monitoring video feeds on a screen wall
Security guard in dark uniform holding flashlight and radio while standing in parking lot at night
Man in hooded clothing peering through car window at night
Security guard from behind holding walkie-talkie in office building interior
Security guard standing confidently with arms crossed outside modern glass building
Magnifying glass focusing on warning symbol on yellow surface
Security guard sitting at control room desk facing multiple monitors displaying surveillance footage
Security guard walking up metal stairs in an indoor building interior
Security guard holding flashlight at top of concrete staircase in dimly lit interior
Black magnifying glass focusing on yellow warning triangle with exclamation mark against bright yellow background
Two operators monitoring multiple video feeds from behind in a dark control room
Black magnifying glass resting on pale blue-grey surface with red warning triangle and exclamation mark visible through lens
Black magnifying glass centered on glowing yellow warning triangle surrounded by wooden blocks with exclamation marks on orange surface
Hand holding lit candle raised high in a nighttime outdoor vigil with blurred crowd and warm bokeh lights in background
Cupped hands holding a lit pillar candle in darkness
Cupped hands holding a lit candle in darkness
Man in blue uniform speaking into walkie-talkie in front of surveillance monitors
Security officer monitoring multiple camera feeds on large screen in control room
Two meerkats standing upright on red sandy ground in a desert landscape
Small silver tealight candles burning on a dark reflective surface with warm glow and bokeh lights in background
Security operator monitoring multiple video feeds in a control room
Cupped hands holding a small lit candle in a quiet indoor setting
Smiling security officer in blue uniform holding walkie radio outdoors near industrial gate
Dalmatian dog looking upward attentively with head and neck visible against white background
Snowy owl perched upright on a weathered wooden fence post against a pale blue sky
Hand holding binoculars against vibrant yellow background
Cupped hands holding a small lit candle in the dark
Military operator in camouflage uniform seated at multi-monitor workstation at night
A single candle flame burning steadily against a dark background
Great horned owl perched on a weathered wooden fence post against a clear blue sky
Black magnifying glass over mint-green surface showing shield with checkmark symbol
Cupped hands holding a small lit candle in the dark
German shepherd dog snarling with mouth wide open in outdoor setting
Outdoor bullet cctv camera mounted on metal bracket angled toward building facade
Soldier in camouflage uniform wearing headset and monitoring network data on computer screen in control room
Dalmatian dog looking upward with alert expression in studio portrait against pink background
Wireframe security camera floating in digital space with binary code floating around it
Red fox standing alert in a dry grassy meadow with head tilted upward
Red industrial warning beacon glowing on a metal pole beside a chainlink fence
Jack russell terrier standing on hind legs with paws on window looking outside indoors
Two white cctv security cameras mounted on a pole angled outward against a city skyline at dusk with blurred lights in the background
Weathered yellow diamond-shaped road warning sign reading alert against dark stormy sky
Black domestic shorthair cat standing alert and looking directly at camera on white background
Gray cctv security camera mounted on silver wall bracket against white background
Dome security camera mounted on concrete pillar under ribbed metal ceiling in subway station
Soldier in military operations room concentrating on computer monitors displaying maps and radar data
German shepherd barking aggressively with mouth wide open in forest setting
Senior man working at computer in dimly lit office, focused on screen display
Hand holding magnifying glass over digital data display in dark setting
Blurred red and blue emergency lights at night
Bald eagle perched on a bare gnarled branch with mountains and clouds in the background
Three white security cameras mounted on a pole indoors with blurred background
Glowing red warning triangle with exclamation mark on digital interface display
Security monitoring station with two large desktop monitors displaying multiple camera feeds on a desk with control panels and peripherals
Woman holding tablet in security control room with multiple monitors displaying surveillance footage
Great horned owl perched upright on a weathered broken tree branch against a clear blue sky
Surveillance camera mounted on concrete support overlooking highway traffic
Red triangular warning sign with exclamation mark against fiery sunset sky
Bald eagle perched upright on a weathered driftwood branch with snow-capped mountains in the background
Two white outdoor cctv security cameras mounted on metal brackets near a house
Hand holding magnifying glass against gray and yellow background
Barn owl perched upright on a weathered wooden fence post facing forward in a green forest setting
White security camera mounted on wall with red indicator light illuminated in dimly lit indoor setting
Adult red kangaroo standing alert in dry grassy outback field
Cctv camera mounted on textured dark gray wall exterior
Border patrol guard standing with german shepherd dog beside chainlink fence at sunset
Dome security camera mounted on steel bracket angled down outside modern building
White surveillance camera mounted on wall in indoor setting with blurred background
Sleek modern shield icon with reflective black surface on blue background
Screech owl peeking from hollow tree trunk in daytime forest setting
White cctv security camera mounted on a pole angled toward a high-rise building
Black german shepherd wearing tactical vest in profile view
Two coworkers focused on a laptop screen in an office at night
Black and yellow warning triangle with exclamation mark floating on yellow background
Digital security text overlaid on blurred american flag and fence outdoors
Yellow triangular warning sign with black exclamation mark on white background
Brass magnifying glass with flame symbol on red surface
Young roe deer buck standing alert in tall grass in a green meadow
White dome ptz security camera mounted on wall bracket at construction site
White dome security camera mounted on a stone wall exterior
Yellow triangular warning sign with exclamation mark placed inside a metal spring trap on a gray surface
Wild cottontail rabbit sitting alert in deep snow among dry grass and bare branches
Surveillance camera mounted on a pole overlooking a highway with moving vehicles in the background
Hungarian vizsla dog standing alert in tall dry meadow grass at sunset
Security camera mounted on a white exterior wall in daylight, angled to monitor the surrounding area
Extreme close-up of an owl's eye with orange iris and detailed feathers against dark background
Yellow triangular warning sign with exclamation mark on wet road in rural area
Three meerkats peering over a sandy burrow mound with heads level in a desert environment
Smiling woman wearing headset in a control room with multiple computer monitors
Spotted eagle-owl perched upright on wooden post staring directly at camera
White dome security camera mounted on concrete wall ledge surrounded by christmas garland with red and gold ornaments and string lights
Police car with flashing red and blue lights on city street at night
Nurse in blue scrubs concentrating on computer monitor in hospital control room
Dome security camera mounted on white metal bracket on building exterior under clear blue sky
Police car light bar flashing blue and red at night on rooftop
Snowy owl perched on a granite rock facing the camera
Surveillance camera mounted on textured concrete wall with green foliage in background
Wind turbine technician in high-visibility gear looking upward at a turbine against a clear sky
White bullet-style security camera mounted on a wall in a hallway with blurred background